International Registry of Seismograph Stations
maintained jointly by
International Seismological Centre & World Data Center for Seismology, Denver
Code Station name/Region Latitude Longitude Elevation Depth Prime Status
==============================================================================================================
I30A Oacoma 43.91430 -99.42620 549.0 Closed
South Dakota,U.S.A.
OA-IS Oahu Island 21.45750 -157.99639 183.0 Closed
Hawaii,U.S.A.
OA- Oahu Island 21.45750 -157.99639 183.0 OA-IS Closed
Hawaii,U.S.A.
OKDL Oakdale -34.07050 150.48080 505.0 1.0 Open
New South Wales
OK009 Oakdale Elementary Sch. 35.58131 -97.42289 320.0
Oklahoma,U.S.A.
OAK Oakfield 43.05700 -78.33720 259.0 Closed
New York,U.S.A.
WOFM Oak Flat 35.53544 -118.71353 1306.0
California,U.S.A.
OKG Oak Grove 35.62600 -89.83500 129.0 Closed
Tennessee,U.S.A.
OHW Oak Harbor 48.32330 -122.53200 54.0 Open
Washington,U.S.A.
ONH Oakhill 43.27920 -71.50560 280.0 Open
New Hampshire,U.S.A.
Q29A Oakley 38.89050 -100.97870 895.0 Closed
Kansas,U.S.A.
ORT Oak Ridge 35.90950 -84.30480 370.0 Open
Tennessee,U.S.A.
OB3NV Oak Springs Butte 37.23250 -116.05417 1609.0
Nevada,U.S.A.
OB2NV Oak Springs Butte 37.22528 -116.05778 1542.0
Nevada,U.S.A.
OB-NV Oak Springs Butte 37.23583 -116.05250 1731.0
Nevada,U.S.A.
LAVM Oakton 36.66350 -89.08400 86.0 Closed
Kentucky,U.S.A.
HMDN Oakton 36.70500 -89.13270 89.0 Open
Kentucky,U.S.A.
OAKV Oakville Experimental Vineyard 38.43060 -122.41080 118.0 Open
California
L38A Oak Wood Farm, Albion 42.14100 -92.95970 300.0 Closed
Iowa,U.S.A.
OMZ Oamaru -45.06886 170.91479 95.0 Closed
South Island,New Zealand
OAMS Oamaru North Otago Museum -45.09975 170.96914 20.0 Open
South Island,New Zealand
OAS Oasis -23.20060 -69.71390 1340.0
Antofagasta,Chile
OBA Oasis-Bungera -66.16670 100.73300 24.0
Queen Mary Land
U29A Oasis Ranch, Spearman 36.45190 -101.27020 928.0 Closed
Texas,U.S.A.
CFL05 Oasi WWF, Napoli 40.84016 14.15905 98.0 0.0 Closed
Italy
OAT Oat Mountain 34.34361 -118.61439 1089.0
California,U.S.A.
OXBJ Oaxaca 17.06730 -96.72400 1700.0 Open
Oaxaca,Mexico
OAX Oaxaca 17.02028 -96.76278 1570.0
Oaxaca,Mexico
OXLC Oaxaca 17.06500 -96.70330 1700.0
Oaxaca
YOO Oaxaca 17.75000 -97.82500 1600.0
Oaxaca,Mexico
OXIG Oaxaca 17.07250 -96.73290 1737.0 Open
Oaxaca
AZO Oaxaca 15.96600 -97.40800
Oaxaca,Mexico
PXO Oaxaca 15.74783 -96.30300 25.0
Oaxaca,Mexico
GUO Oaxaca 16.09867 -97.06100 244.0
Oaxaca,Mexico
LAGM Oaxaca 16.10417 -97.07783 201.0
Oaxaca,Mexico
OXX Oaxaca 17.08170 -96.72330 1730.0 Open
Oaxaca,Mexico
SWAJ Obama 32.67750 130.20222 257.0
Nagasaki,Japan
OBZ Oban -46.90343 168.11539 26.0 Closed
Stewart Island,New Zealand
JAO Obara 35.26667 137.25833 600.0
Gifu,Japan
GSF02 Oberaar-Guttannen, Baeregghuette, BE 46.54957 8.28360 2455.0 Closed
Switzerland
ILL13 Obere Abschlacht, ILLGRABEN, VS 46.29697 7.62744 735.1 Open
Switzerland
GEIDO Obergei脽endorf 50.73530 12.19990 341.0 Open
Thuringen
GSF03 Obergoms, Fort Galenhuetten Furkastrasse, VS 46.57738 8.39105 2403.0 Open
Switzerland
OGA Obergurgl 46.86780 11.02530 1934.0 Open
Austria
A357B Oberlauterbach 48.70260 11.94660 434.0 Open
Germany
OBK Oberlin 39.92880 -100.43900 792.0 Closed
Kansas,U.S.A.
OMED Obermendig 50.38000 7.24000 229.0 Open
Rheinland-Pfalz
A105A Obersdorf, Schattenberg 47.40696 10.29336 890.0 Open
Germany
OBER Oberstdorf 47.40700 10.29340 1000.0 Open
Bayern,Germany
TRIB Obertriebel 50.35170 12.13700 510.0 Open
Sachsen,Germany
D163 Oberwoelz 47.23060 14.29700 1152.0 Open
Austria
OBG Obi Garm 38.71670 69.71670 1350.0
Tajikistan
OBI Obihiro 42.92000 143.21667 39.0
Tokachi,Japan
NCHT Obion 36.26470 -89.12070 110.0 Closed
Tennessee
OBKA Obir 46.50917 14.54889 1074.7
Austria
OBIP Obispado Ponce 18.04281 -66.60619 102.0
Puerto Rico
OBN Obninsk 55.11380 36.56870
Kaluzhskaya Oblast',Russia
OBOS Obo 61.80000 149.77000 440.0 Open
Magadanskaya Oblast',Russia
OBO Obock 11.98530 43.29170 40.0 Open
Djibouti
OBVZ Obonuco 1.20330 -77.32270 3010.0
Colombia
OB01 OBS 01 -33.40600 -72.29980 -2073.0
Maule
NRT01 OBS01, N0701 37.05000 -11.45000 -5100.0
Gulf of Cadiz
OB02 OBS 02 -33.71470 -72.44950 -1608.0
Maule
NRT02 OBS02, N0702 37.02600 -10.73400 -2270.0
Gulf of Cadiz
OB03 OBS 03 -34.02570 -72.60150 -2112.0
Maule
NRT03 OBS03, N0703 37.10000 -10.23000 -3932.0
Gulf of Cadiz
NRT04 OBS04 36.95180 -9.70180 -1993.0
Gulf of Cadiz
OB04 OBS 04 -34.33170 -72.74830 -2252.0
Maule
OB05 OBS 05 -34.07330 -72.99950 -4557.0
Maule
NRT05 OBS05, N0705 36.73000 -10.55000 -3095.0
Gulf of Cadiz
NRT06 OBS06 36.70850 -9.96900 -2956.0
Gulf of Cadiz
OB06 OBS 06 -33.81450 -73.18850 -5403.0
Maule
OB07 OBS 07 -33.86430 -73.64800 -4135.0
Maule
NRT08 OBS08 36.39760 -10.92120 -4671.0
Gulf of Cadiz
OB08 OBS 08 -34.17270 -73.79780 -4028.0
Maule
OB09 OBS 09 -34.12550 -73.39980 -4760.0
Maule
NRT09 OBS09, N0709 36.37000 -10.26000 -4811.0
Gulf of Cadiz
NRT10 OBS10 36.24990 -8.60140 -2067.0
Gulf of Cadiz
OB10 OBS 10 -34.38220 -73.14820 -3723.0
Maule
NRT11 OBS11 36.06550 -11.27280 -4855.0
Gulf of Cadiz
OB11 OBS 11 -34.64120 -72.89830 -2584.0
Maule
NRT12 OBS12 36.08050 -10.58990 -4860.0
Gulf of Cadiz
OB12 OBS 12 -34.69050 -73.30000 -3510.0
Maule
OB13 OBS 13 -34.43250 -73.54830 -4960.0
Maule
CR139 OBS 139 9.21700 -84.55850 -379.0 Closed
Pacific Ocean, West of Costa Rica
NRT13 OBS13, N0713 36.02000 -10.02000 -4494.0
Gulf of Cadiz
NRT14 OBS14 36.00070 -9.40030 -2439.0
Gulf of Cadiz
OB14 OBS 14 -34.48230 -73.94630 -3822.0
Maule
CR140 OBS 140 9.16700 -84.63320 -939.0 Closed
Pacific Ocean, West of Costa Rica
CR141 OBS 141 9.21630 -84.68320 -351.0 Closed
Pacific Ocean, West of Costa Rica
CR14S OBS 14S 9.33320 -84.88330 -1741.0 Closed
Pacific Ocean, West of Costa Rica
NRT15 OBS15 35.99850 -8.79970 -3357.0
Gulf of Cadiz
OB15 OBS 15 -34.73980 -73.69900 -5239.0
Maule
CR15 OBS 15 9.24430 -84.60080 -114.0
Pacific Ocean, West of Costa Rica
NRT16 OBS16 35.94960 -8.25050 -2069.0
Gulf of Cadiz
CR16 OBS 16 9.16630 -84.63370 -944.0 Closed
Pacific Ocean, West of Costa Rica
OB16 OBS 16 -34.93300 -73.44970 -3699.0
Maule
OB17 OBS 17 -34.95030 -73.04930 -2032.0
Maule
NRT17 OBS17, N0717 35.77800 -10.93900 -4765.0
Gulf of Cadiz
NRT18 OBS18 35.71130 -10.33900 -4605.0
Gulf of Cadiz
CR18 OBS 18 9.15670 -84.82650 -827.0 Closed
Pacific Ocean, West of Costa Rica
OB18 OBS 18 -35.25820 -73.20250 -2080.0
Maule
NRT19 OBS19 35.63250 -9.75050 -4287.0
Gulf of Cadiz
OB19 OBS 19 -35.56730 -73.35700 -1538.0
Maule
CR193 OBS 193 9.33320 -85.10100 -1880.0 Closed
Pacific Ocean, West of Costa Rica
CR194 OBS 194 9.46700 -84.87500 -560.0 Closed
Pacific Ocean, West of Costa Rica
CR195 OBS 195 9.46670 -84.75000 -324.0 Closed
Pacific Ocean, West of Costa Rica
CR196 OBS 196 9.35780 -84.75100 -413.0 Closed
Pacific Ocean, West of Costa Rica
C197S OBS 197S 9.33330 -84.88300 -1745.0 Closed
Pacific Ocean, West of Costa Rica
CR198 OBS 198 9.24970 -84.73330 -291.0 Closed
Pacific Ocean, West of Costa Rica
CR199 OBS 199 9.19900 -84.78280 -734.0 Closed
Pacific Ocean, West of Costa Rica
CR19S OBS 19S 8.98290 -84.83300 -2206.0 Closed
Pacific Ocean, West of Costa Rica
NRT20 OBS20 35.59810 -9.09950 -3449.0
Gulf of Cadiz
OB20 OBS 20 -35.82450 -73.11080 -538.0
Maule
CR20 OBS 20 8.83350 -84.83330 -3473.0
Pacific Ocean, West of Costa Rica
CR200 OBS 200 9.15700 -84.82670 -824.0
Pacific Ocean, West of Costa Rica
C201S OBS 201S 9.16550 -84.93430 -2080.0 Closed
Pacific Ocean, West of Costa Rica
CR202 OBS 202 9.03200 -84.93400 -2237.0 Closed
Pacific Ocean, West of Costa Rica
CR203 OBS 203 8.96620 -85.08330 -3561.0 Closed
Pacific Ocean, West of Costa Rica
CR204 OBS 204 8.83330 -84.83330 -3474.0 Closed
Pacific Ocean, West of Costa Rica
CR205 OBS 205 9.00000 -84.83330 -2210.0 Closed
Pacific Ocean, West of Costa Rica
C206S OBS 206S 9.03330 -84.71680 -1726.0 Closed
Pacific Ocean, West of Costa Rica
CR207 OBS 207 9.11530 -84.71550 -1159.0 Closed
Pacific Ocean, West of Costa Rica
CR208 OBS 208 9.08830 -84.56980 -1155.0 Closed
Pacific Ocean, West of Costa Rica
CR209 OBS 209 9.03730 -84.65230 -1615.0 Closed
Pacific Ocean, West of Costa Rica
NRT21 OBS21 35.64560 -8.60050 -2566.0
Gulf of Cadiz
OB21 OBS 21 -35.46270 -72.93030 -438.0
Maule
CR21 OBS 21 8.96720 -85.08420 -3602.0 Closed
Pacific Ocean, West of Costa Rica
CR210 OBS 210 8.99300 -84.63180 -1202.0 Closed
Pacific Ocean, West of Costa Rica
CR211 OBS 211 9.01670 -84.57430 -1411.0 Closed
Pacific Ocean, West of Costa Rica
CR212 OBS 212 9.03830 -84.60220 -1326.0 Closed
Pacific Ocean, West of Costa Rica
OB22 OBS 22 -35.20770 -72.80250 -670.0
Maule
NRT22 OBS22, N0722 35.35000 -10.40000 -4095.0
Gulf of Cadiz
OB23 OBS 23 -35.00200 -72.88750 -1406.0
Maule
NRT23 OBS23, N0723 35.11700 -9.28500 -3747.0
Gulf of Cadiz
NRT24 OBS24 36.53150 -9.28190 -2439.0
Gulf of Cadiz
OB24 OBS 24 -34.89870 -72.58350 -976.0
Maule
NRT25 OBS25 36.35970 -9.57140 -3234.0
Gulf of Cadiz
OB25 OBS 25 -34.67130 -72.73720 -879.0
Maule
OB26 OBS 26 -34.59130 -72.49870 -1212.0
Maule
OB27 OBS 27 -34.38370 -72.59930 -1864.0
Maule
OB28 OBS 28 -34.28280 -72.34950 -743.0
Maule
OB29 OBS 29 -33.97250 -72.19970 -689.0
Maule
OB30 OBS 30 -33.66450 -72.04930 -335.0
Maule
CR301 OBS 301 9.25930 -84.50050 -311.0 Closed
Pacific Ocean, West of Costa Rica
CR302 OBS 302 9.26180 -84.35800 -326.0 Closed
Pacific Ocean, West of Costa Rica
CR303 OBS 303 9.13930 -84.38580 -656.0 Closed
Pacific Ocean, West of Costa Rica
CR304 OBS 304 9.03020 -84.41350 -1156.0 Closed
Pacific Ocean, West of Costa Rica
C305S OBS 305S 9.08350 -84.50670 -1038.0 Closed
Pacific Ocean, West of Costa Rica
CR306 OBS 306 9.11770 -84.71650 -1157.0 Closed
Pacific Ocean, West of Costa Rica
C307S OBS 307S 8.83380 -84.83270 -3488.0 Closed
Pacific Ocean, West of Costa Rica
CR308 OBS 308 8.65330 -84.54630 -2167.0 Closed
Pacific Ocean, West of Costa Rica
C309S OBS 309S 8.58000 -84.37980 -2840.0 Closed
Pacific Ocean, West of Costa Rica
CR310 OBS 310 8.76350 -84.38600 -1849.0 Closed
Pacific Ocean, West of Costa Rica
CR311 OBS 311 8.77100 -84.51000 -2550.0 Closed
Pacific Ocean, West of Costa Rica
CR312 OBS 312 8.88020 -84.58020 -2613.0 Closed
Pacific Ocean, West of Costa Rica
CR313 OBS 313 8.88420 -84.47150 -1993.0 Closed
Pacific Ocean, West of Costa Rica
CR314 OBS 314 8.96100 -84.46400 -1617.0 Closed
Pacific Ocean, West of Costa Rica
CR315 OBS 315 8.87580 -84.34330 -1312.0 Closed
Pacific Ocean, West of Costa Rica
C316S OBS 316S 8.96470 -84.31730 -909.0 Closed
Pacific Ocean, West of Costa Rica
CR317 OBS 317 9.06000 -84.28000 -519.0 Closed
Pacific Ocean, West of Costa Rica
CR318 OBS 318 9.17550 -84.25450 -354.0 Closed
Pacific Ocean, West of Costa Rica
CR319 OBS 319 9.05270 -84.19570 -283.0 Closed
Pacific Ocean, West of Costa Rica
CR320 OBS 320 9.00130 -84.18150 -220.0 Closed
Pacific Ocean, West of Costa Rica
CR321 OBS 321 8.89480 -84.20330 -284.0 Closed
Pacific Ocean, West of Costa Rica
CR322 OBS 322 8.79020 -84.26000 -796.0 Closed
Pacific Ocean, West of Costa Rica
CR323 OBS 323 8.79530 -84.16480 -206.0 Closed
Pacific Ocean, West of Costa Rica
CR38 OBS 38 9.23950 -84.94370 -1752.0 Closed
Pacific Ocean, West of Costa Rica
CR39 OBS 39 9.08800 -85.04270 -2496.0
Pacific Ocean, West of Costa Rica
CR40 OBS 40 8.88880 -84.97380 -3420.0 Closed
Pacific Ocean, West of Costa Rica
CR41 OBS 41 8.93400 -84.72380 -2615.0 Closed
Pacific Ocean, West of Costa Rica
CR42 OBS 42 9.08450 -84.65020 -1481.0 Closed
Pacific Ocean, West of Costa Rica
OBSR Observation Rock 46.89972 -121.81533 2382.0
Washington,U.S.A.
OBP Observatoire de Paris 48.83642 2.33634
France
VSER Observatori Forestal Alt del Pi 39.68260 -0.41280 715.9 Open
Spain
CCID Observatori Forestal de Llucena del Cid 40.06962 -0.31222 785.0 Open
Spain
OBSA Observatorio Astron貿mico de Quito, Ejido, Itchimbia, Quito, Ecuador -0.21480 -78.50280 2824.0 0.5 Open
Ecuador
OBSV Observatory -26.18350 28.07416 780.0 0.0 Open
South Africa
POB1 Observatory 55.84580 -4.42990 34.0 Open
Scotland,United Kingdom
OBL Observatory Ledge 19.41750 -155.28400 1107.0
Hawaii,U.S.A.
OBB Obsidian Butte 33.16730 -115.63700 -59.0 Open
California,U.S.A.
LD03 OBS LD03 -19.95100 -177.32600 -2844.0
Tonga
LD05 OBS LD05 -16.58400 -177.04700 -2770.0
Fiji
LD09 OBS LD09 -17.41100 -173.71900 -1325.0
Niue
LD10 OBS LD10 -18.30900 -177.95900 -2584.0
Fiji
LD12 OBS LD12 -18.38000 -177.30100 -2647.0
Fiji
LD14 OBS LD14 -18.43200 -176.73200 -2444.0
Fiji
LD17 OBS LD17 -18.52400 -176.10500 -2522.0
Tonga
LD19 OBS LD19 -18.60000 -175.40800 -2439.0
Tonga
LD21 OBS LD21 -18.67100 -174.68000 -1473.0
Tonga
LD23 OBS LD23 -18.73700 -173.65000 -2414.0
Tonga
LD25 OBS LD25 -18.77500 -172.92700 -5181.0
Tonga
LD27 OBS LD27 -18.87200 -171.92700 -4745.0
Tonga
LW01 OBS LW01 -22.07700 -179.56300 -1988.0
Tonga
LW06 OBS LW06 -16.07900 -174.00100 -1254.0
Samoa Islands
LW07 OBS LW07 -15.34900 -178.50000 -1804.0
Fiji
LW11 OBS LW11 -18.34400 -177.67300 -2457.0
Fiji
LW13 OBS LW13 -18.42800 -176.91900 -2431.0
Fiji
LW15 OBS LW15 -18.47100 -176.50000 -2570.0
Tonga
LW18 OBS LW18 -18.54900 -175.77900 -2064.0
Tonga
LW20 OBS LW20 -18.62900 -175.02100 -2108.0
Tonga
LW22 OBS LW22 -18.70000 -174.37100 -1266.0
Tonga
LW24 OBS LW24 -18.74100 -173.36100 -4957.0
Tonga
LW26 OBS LW26 -18.79700 -172.37400 -5068.0
Niue
LW28 OBS LW28 -18.91600 -171.43300 -5382.0
Niue
LW30 OBS LW30 -19.00500 -170.40100 -4912.0
Niue
NB03 OBS NB03 9.69940 -86.15930 -3762.0 Closed
Pacific Ocean, West of Costa Rica
NB04 OBS NB04 9.70010 -86.29840 -4135.0 Closed
Pacific Ocean, West of Costa Rica
NB05 OBS NB05 9.87540 -86.19980 -3103.0 Closed
Pacific Ocean, West of Costa Rica
NB06 OBS NB06 9.78370 -86.02500 -2375.0 Closed
Pacific Ocean, West of Costa Rica
NB07 OBS NB07 9.68360 -85.94230 -2299.0 Closed
Pacific Ocean, West of Costa Rica
NB08 OBS NB08 9.71990 -85.76150 -1276.0 Closed
Pacific Ocean, West of Costa Rica
NB09 OBS NB09 9.84030 -85.90000 -1465.0 Closed
Pacific Ocean, West of Costa Rica
NB10 OBS NB10 9.95000 -85.99960 -1305.0 Closed
Pacific Ocean, West of Costa Rica
NB11 OBS NB11 10.05030 -85.90040 -420.0 Closed
Pacific Ocean, West of Costa Rica
NB12 OBS NB12 9.92030 -85.80010 -229.0 Closed
Pacific Ocean, West of Costa Rica
NB13 OBS NB13 9.83000 -85.68010 -102.0 Closed
Pacific Ocean, West of Costa Rica
NB14 OBS NB14 9.75010 -85.54990 -108.0 Closed
Pacific Ocean, West of Costa Rica
O095 OBS O095 11.14000 -86.80900 -188.0 Closed
Pacific Ocean, West of Nicaragua
O096 OBS O096 10.92900 -86.67900 -405.0 Closed
Pacific Ocean, West of Nicaragua
O097 OBS O097 10.82900 -86.90000 -2344.0 Closed
Pacific Ocean, West of Nicaragua
O098 OBS O098 10.70900 -86.68500 -1309.0 Closed
Pacific Ocean, West of Costa Rica
O099 OBS O099 10.76000 -86.48300 -209.0 Closed
Pacific Ocean, West of Costa Rica
O100 OBS O100 10.78900 -86.18100 -193.0 Closed
Pacific Ocean, West of Costa Rica
O101 OBS O101 10.57000 -86.26000 -255.0 Closed
Pacific Ocean, West of Costa Rica
O102 OBS O102 10.57000 -86.47000 -924.0 Closed
Pacific Ocean, West of Costa Rica
O104 OBS O104 10.49900 -86.90100 -4919.0 Closed
Pacific Ocean, West of Costa Rica
O106 OBS O106 10.20900 -86.48100 -3435.0 Closed
Pacific Ocean, West of Costa Rica
O107 OBS O107 10.38900 -86.48100 -2175.0 Closed
Pacific Ocean, West of Costa Rica
O108 OBS O108 10.38900 -86.26000 -904.0 Closed
Pacific Ocean, West of Costa Rica
O109 OBS O109 10.21000 -86.25900 -1668.0 Closed
Pacific Ocean, West of Costa Rica
O110 OBS O110 10.27600 -86.07900 -212.0 Closed
Pacific Ocean, West of Costa Rica
O111 OBS O111 10.12000 -85.93000 -248.0 Closed
Pacific Ocean, West of Costa Rica
O113 OBS O113 9.82100 -85.95000 -1762.0 Closed
Pacific Ocean, West of Costa Rica
O114 OBS O114 9.94000 -85.82000 -316.0 Closed
Pacific Ocean, West of Costa Rica
VOS01 OBS, OS01 -15.54160 166.53330 -2332.0
Vanuatu
VOS02 OBS, OS02 -15.70040 166.58350 -3082.0
Vanuatu
VOS03 OBS, OS03 -15.82390 166.43280 -3656.0
Vanuatu
VOS04 OBS, OS04 -15.85050 166.67490 -2439.0
Vanuatu
VOS05 OBS, OS05 -15.80880 166.90920 -1232.0
Vanuatu
VOS06 OBS, OS06 -16.00040 166.79980 -1792.0
Vanuatu
VOS07 OBS, OS07 -15.98330 166.98350 -1272.0
Vanuatu
VOS08 OBS, OS08 -15.80870 167.04970 -759.0
Vanuatu
VOS09 OBS, OS09 -16.17490 166.83380 -4195.0
Vanuatu
VOS10 OBS, OS10 -16.18380 167.03330 -3454.0
Vanuatu
CSS01 OBS SS01 8.51830 -84.29300 -2580.0 Closed
Pacific Ocean, West of Costa Rica
CSS02 OBS SS02 8.41690 -84.26650 -2120.0 Closed
Pacific Ocean, West of Costa Rica
CSS03 OBS SS03 8.40850 -84.08670 -2263.0 Closed
Pacific Ocean, West of Costa Rica
CSS10 OBS SS10 8.52140 -84.13150 -1587.0 Closed
Pacific Ocean, West of Costa Rica
CSS12 OBS SS12 8.60500 -84.21650 -1692.0 Closed
Pacific Ocean, West of Costa Rica
CSS14 OBS SS14 8.64500 -84.05340 -203.0 Closed
Pacific Ocean, West of Costa Rica
CSS15 OBS SS15 8.51010 -83.99170 -780.0 Closed
Pacific Ocean, West of Costa Rica
CSS16 OBS SS16 8.61000 -83.92470 -74.0 Closed
Pacific Ocean, West of Costa Rica
CSS17 OBS SS17 8.75710 -84.00840 -98.0 Closed
Pacific Ocean, West of Costa Rica
CSS18 OBS SS18 8.83330 -84.15320 -109.0 Closed
Pacific Ocean, West of Costa Rica
CSS20 OBS SS20 8.81320 -83.89320 -67.0 Closed
Pacific Ocean, West of Costa Rica
CSS21 OBS SS21 8.97660 -83.89280 -85.0 Closed
Pacific Ocean, West of Costa Rica
MOYM O'Byrne Ferry 37.90000 -120.56700 176.0 Open
California,U.S.A.
OCAC Ocana 8.23883 -73.31933 1264.0
Colombia
OCBR Ocara -4.58130 -38.29210 140.0 Open
Ceara,Brazil
CAS01 Occhiobello (RO) 44.92930 11.57710 5.0 0.0 Open
Italy
OBS Ocean Bottom Seismometer 38.09200 -124.54400 -3840.0 Closed
California,U.S.A.
OFB Ocean Falls 52.35400 -127.68433 75.0
British Columbia,Canada
OSNP1 Ocean Seismic Network, Sensor 1 19.34240 -159.09380 -4150.0 250.0
Hawaii
OSNP2 Ocean Seismic Network, Sensor 2, OSN1B 19.34240 -159.09380 -4150.0
Hawaii
OSNP3 Ocean Seismic Network, Sensor 3, OSN1S 19.34240 -159.09380 -4150.0
Hawaii
VEW Oceanview 32.71767 -79.94150 -60.0
South Carolina,U.S.A.
OVEH Oceanview Est 19.15350 -155.76531 1378.0
Hawaii,U.S.A.
OCM Ochomogo 9.89483 -83.96080 1660.0
Costa Rica
061Z Ochoppi 25.86569 -80.90700 9.0 Open
Florida,U.S.A.
OCHT Ochtendung 50.33870 7.35750 140.0
Germany
GWBO Ockenheim 49.93600 7.98760 286.0 Open
Rheinland-Pfalz
HORM O'Connell Ranch 36.91720 -121.50800 98.0 OCR Open
California,U.S.A.
OCR O'Connell Ranch 36.91720 -121.50800 98.0 Open
California,U.S.A.
OCG Ocos 14.56550 -92.12170 8.0 Closed
Guatemala
OC2 Ocos 2 14.56050 -92.18619 5.0 Open
Guatemala
OZC Ocozocoautla 16.78500 -93.37300 864.0
Chiapas,Mexico
AKR Ocre 42.30450 13.44110 740.0 1.0 Open
Italy
OCWA Octopus Mountain 47.74892 -124.17808 671.0 Closed
Washington,U.S.A.
OOW Octopus West 47.73670 -124.18900 743.0
Washington,U.S.A.
OCU3 Ocu, Herrera 7.94500 -80.77600 150.0 Open
Panama
OCUV OCUMARITO 10.11640 -66.80000 248.0 Open
Venezuela
JJO Oda 35.16833 132.50333 60.0
Shimane,Japan
ODAN Odare 26.86000 87.39000 2045.0 Open
Nepal
JOD Odawara 35.26483 139.09083 360.0
Kanagawa,Japan
JOD2 Odawara 2 35.26317 139.08817 380.0
Kanagawa,Japan
ODD1 Odda 59.91200 6.62800 684.0 Open
Norway
ODD Odda 59.95000 6.66700 630.0 Closed
Norway
IODF Oddafell 63.94690 -22.11900 60.0 Open
Iceland
ODEM Odemis-Izmir 38.27620 28.07470 797.0 Open
Turkey
NE56 Odesa 46.67600 30.89900 30.0
Ukraine
ODSA Odessa 32.12009 -102.54913 943.0 Open
Texas,U.S.A.
ODS Odessa 47.30670 -118.74500 524.0 Open
Washington,U.S.A.
OD2 Odessa Site #2 47.39100 -118.71100 590.0 Open
Washington,U.S.A.
OTPR Odiongan 12.36200 122.02100 120.0
Luzon,Philippines
OTRP Odiongan 12.36200 122.02100 120.0
Panay,Philippines
OKL Od Khalfella 32.20300 -9.13900 122.0
Morocco
ODBI Odobesti 45.76330 27.05580 181.0 Open
Romania
ODB Odobesti 45.77470 27.05610 140.0 Closed
Romania
ODSR Odorheiu Secuiesc 46.29690 25.29190 575.0 Open
Romania
NC27 ODP1027 47.76267 -127.75789 -2654.0 2.0 Open
British Columbia,Canada
NC89 ODP889 48.67054 -126.84877 -1256.0 2.0 Open
British Columbia,Canada
K39A Oelwein 42.70500 -91.88780 332.0 Closed
Iowa,U.S.A.
DHOFF Oeste 158, Volc謾n 8.78200 -82.63900 1418.0
Panama
OSTU Oestervaala 60.22980 17.13420 100.0 Open
Sweden
OYDB Oeyeondo 36.22940 126.07570 95.0 20.0 Open
Republic of Korea
FUORN Ofenpass-Fuorn 46.62022 10.26352 2333.0 Open
Switzerland
OFBG Offenburg 48.44530 7.97700 240.0 3.0 Closed
Baden-Wurttemberg,Germany
OFFE Offenburg-Weierbach 48.47406 7.97746 190.0 1.0 Open
Baden-Wurttemberg
ONF Office Forets 43.09500 -0.71600 Open
Aquitaine,France
OFFI Offida 42.93500 13.68570 320.0 Open
Italy
LUNE Offshore Crotone 39.11486 17.18172 -70.0 Open
Italy
LUNB Offshore Crotone 39.08558 17.20019 -100.0 Open
Italy
ARMI Offshore Ravenna 44.48065 12.45284 -19.0 0.0 Open
Italy
ANTE Offshore Ravenna 44.39084 12.45314 -15.0 0.0 Open
Italy
AGOE Offshore Ravenna 44.54088 12.49512 -23.0 0.0 Open
Italy
PCWT Offshore Ravenna 44.51311 12.35892 -13.0 0.0 Open
Italy
PCWC Offshore Ravenna 44.50968 12.37243 -14.0 0.0 Open
Italy
OFA Oficina Alemania -25.15250 -69.95000 1000.0 Open
Antofagasta,Chile
OPAM Oficina de Planificaci貿n del Area Metropolitana de San Salvador 13.71198 -89.19775 650.0
El Salvador
OFT Oftobruy 40.16830 70.65000 1440.0 5.0 Open
Tajikistan
OFU Ofunato 39.06170 141.71800 37.0
Iwate,Japan
OFUJ Ofunato 39.08019 141.66900 180.0 Open
Iwate,Japan
JOG Oga 39.90433 139.77700 270.0
Akita,Japan
OGH Oga 39.90500 139.77694 354.0
Akita,Japan
JOG2 Oga 2 39.91667 139.78933 140.0 Closed
Akita,Japan
JOG3 Oga3 39.91970 139.08070 92.0 Open
Akita,Japan
OGNE Ogallala 40.94511 -102.03297 1054.0 Open
Nebraska,U.S.A.
OGS Ogasawara 27.05680 142.20300 20.0 Open
Bonin Islands,Japan
OGU Ogden Bay 41.27500 -111.94400 1506.0 Closed
Utah,U.S.A.
OGMT Ogden Mountain 46.88640 -112.88780 1620.0 0.5 Open
Montana
ODNJ Ogdensburg 41.08289 -74.60558 187.0 Open
New Jersey,U.S.A.
OGD Ogdensburg 41.08750 -74.59580 -367.0 Closed
New Jersey,U.S.A.
OGE Ogeu 43.16850 -0.47331 440.0 Closed
Aquitaine,France
I29M Ogilvie Camp, Yukon 65.36090 -138.30630 602.0 Open
Yukon Territory,Canada
OGM Ogni Murmanska 68.93000 33.14000 230.0 0.0 Open
Murmansk Oblast
OGK Ogonki 46.77700 142.39900 34.0 Open
Russia
R13A O'Grain Ranch, Modena 38.18020 -113.96910 1969.0 Closed
Utah,U.S.A.
RO20A Ohabita 45.38790 22.09710 367.0 Open
Romania
OHWZ Ohakea -40.20560 175.31510 59.0 Open
North Island,New Zealand
ORCS Ohakune Ruapehu College -39.41744 175.41260 606.0 Open
North Island,New Zealand
JOM Ohasama 39.47300 141.29233 210.0
Iwate,Japan
JOT Ohata 41.38200 141.04817 80.0
Aomori,Japan
OHD Ohdaira 42.52622 140.84247 250.0
Iburi,Japan
A261A Ohid 46.95200 17.14860 171.0 Open
Hungary
OHC O'Higgins -63.31670 -57.90000 20.0
Antarctic Peninsula
OPRZ Ohinepanea -37.84430 176.55495 134.0 Open
North Island,New Zealand
OGSO Ohio Geological Survey, Columbus 40.05681 -82.96539 268.0
Ohio,U.S.A.
SHOE Ohio Stadium, The Ohio State University, Columbus, OH 40.00290 -83.01980 251.0 Open
Ohio
OSUO Ohio State University 39.99811 -83.01089 226.0
Ohio,U.S.A.
OSLO Ohio State University--Lima 40.73900 -84.02500 284.0
Ohio,U.S.A.
OSMO Ohio State University--Mansfield 40.79700 -82.57900 420.0
Ohio,U.S.A.
OUAO Ohio University 39.32200 -82.09700 217.0
Ohio,U.S.A.
OHJ Ohira 36.36000 139.69239 250.0
Tochigi,Japan
OHLN Ohlone 38.00639 -122.27300 -196.8
California,U.S.A.
OMJ Ohmine 36.66770 138.18200 506.0
Nagano,Japan
EUAT Ohonua, Eua -21.34750 -174.95420 60.0
Tonga
OHR Ohrid 41.11140 20.79890 739.0 Open
North Macedonia,North Macedonia
M54A Oil Creek State Park, Oil City 41.50790 -79.66470 488.0 Open
Pennsylvania,U.S.A.
PAOC Oil Creek State Park, Oil Creek 41.51596 -79.68109 337.0 Open
Pennsylvania,U.S.A.
OILH Oil house 40.86360 28.99210 14.0 0.0 Open
Turkey
OPT Oil Point 59.65260 -153.23210 602.0 Open
Alaska,U.S.A.
P19K Oil Pt 59.65240 -153.23190 629.0 Open
Alaska,U.S.A.
OIZ Oio -39.04493 175.39270 470.0 Closed
North Island,New Zealand
OISEL Oiseley-et-Grachaux 47.43730 5.91720 423.0 0.6 Closed
France
OIS Oishiyama 34.10530 135.32700 678.0 Closed
Wakayama,Japan
OIA Oishiyama (A) 34.10310 135.32000 756.0 Open
Wakayama,Japan
OIB Oishiyama (B) 34.09980 135.32100 776.0 Open
Wakayama,Japan
OIC Oishiyama (C) 34.09890 135.31700 776.0 Open
Wakayama,Japan
OIT Oita 33.23330 131.62300 5.0
Oita,Japan
OIT2 Oita 2 33.27819 131.45181 460.0 Open
Oita,Japan
OIW Oiwake 36.34000 138.55200 1001.0
Nagano,Japan
E033 Ojanco, Jaen 38.36160 -2.90740 687.0 Closed
Spain
OJC Ojcow 50.21950 19.79840 391.0 Open
Poland
OJEN Ojen 36.09931 -5.54075 816.0
Spain
OCHAL Ojochal 9.09760 -83.64560 137.0 Open
Costa Rica
OJOS Ojo de Agua 13.86333 -89.23667 645.0 Open
El Salvador
OJONX Ojos Negros 31.85730 -116.09900 893.0 Open
Baja California
OKB Okabe 34.95000 138.25381 -30.0
Shizuoka,Japan
HAON Okahao -17.88690 15.05990 1099.0
Namibia
OKCZ Okains Bay -43.72330 173.05950 492.0 0.0 Open
South Island,New Zealand
OKAM Okamatapati -20.40730 18.21870 1200.0
Namibia
KV09 Okamoto-Ura 32.01833 130.78778 280.0
Miyazaki,Japan
ORC1 Okavango Research Center -19.90000 23.52000 955.0 1.0 Closed
Botswana
OKA1 Okayama 34.65830 133.91800 17.0
Okayama,Japan
OKA Okayama 34.68170 133.91500 5.0
Okayama,Japan
OKA2 Okayama 2 34.64170 133.95200 77.0
Okayama,Japan
959A Okeechobee 27.52400 -80.87910 23.0 Open
Florida,U.S.A.
OKEB Okgye-meyeon 37.62090 128.98030 302.0 Open
Republic of Korea
OKH Okha 53.55000 142.93300 24.0
Sakhalinskaya Oblast',Russia
OKHR Okhotsk 59.36100 143.24800 8.0 Open
Khabarovskiy Kray,Russia
OKHT Okhotsk 59.35700 143.24000 2.0 Open
Khabarovskiy Kray,Russia
OHTR Okhotsk 59.35861 143.33083 40.0 Closed
Khabarovskiy Kray,Russia
JOI OKI 36.29080 133.24820 106.0 Open
Shimane,Japan
OKP Okiep -29.64670 17.96500 936.0
South Africa,South Africa
OKI Okijuku 36.05000 140.25000
Ibaraki,Japan
JOKE Okinoerabujima 27.36120 128.57080 235.0 Open
Ryukyu Islands,Japan
OKCFA Oklahoma City 35.41531 -97.45139 380.0 1.0 Open
Oklahoma,U.S.A.
OCO Oklahoma City 35.52400 -97.47400 351.0 Open
Oklahoma,U.S.A.
OKCSW OKLAHOMA CITY ARRAY SWEETHEART OKLAHOMA USA 35.40550 -97.43800 380.0 1.0 Open
Oklahoma,U.S.A.
OK004 Okla Sci Mus 35.52325 -97.47475 352.0
Oklahoma,U.S.A.
OKAK Okmok 53.57900 -168.35775 165.0
Alaska,U.S.A.
OKCD Okmok Cone D 53.43031 -168.11231 459.0
Alaska,U.S.A.
OKCE Okmok Cone E 53.42700 -168.16431 515.0
Alaska,U.S.A.
OKCF Okmok Cone F 53.39581 -168.13625 685.0
Alaska,U.S.A.
OKER Okmok East Rim 53.45369 -168.05119 956.0
Alaska,U.S.A.
OKID Okmok Mt. Idak 53.47742 -167.81619 437.0
Alaska,U.S.A.
OKTU Okmok Mt. Tulik 53.38392 -168.04111 646.0
Alaska,U.S.A.
OKNC Okmok New Cone D 53.45681 -168.12381 404.0
Alaska,U.S.A.
OKRE Okmok R'deer Pt 53.52025 -168.16411 422.0
Alaska,U.S.A.
OKSO Okmok South 53.35744 -168.15986 460.0
Alaska,U.S.A.
OKSP Okmok Steeple Pt 53.25261 -168.29053 608.0
Alaska,U.S.A.
OKWR Okmok West Rim 53.43472 -168.20556 1017.0
Alaska,U.S.A.
OKWE Okmok W'ng Wall 53.47214 -168.23981 445.0
Alaska,U.S.A.
Y40A Okolona 34.01240 -93.27980 117.0 Closed
Arkansas,U.S.A.
J29A Okreek 43.40610 -100.32530 644.0 Closed
South Dakota,U.S.A.
OCTB Oktyabr'skiy 53.01750 128.64340 370.0 Open
Amurskaya Oblast',Russia
JZO Okuchi 32.14000 130.59850 440.0
Kagoshima,Japan
OKN Okuno 34.93194 139.07064 140.0
Shizuoka,Japan
JOU Okura 38.36550 140.66400 390.0
Yamagata,Japan
OKS Okushiri 42.06500 139.44333 35.0 Open
Hiyama,Japan
JOSM Okushiri--Matsue 42.08267 139.47517 79.0
Hiyama,Japan
JOR Okushj 42.06667 139.44500 33.0 Closed
Hiyama,Japan
OKY Okuyama 35.22733 138.42119 620.0 Open
Yamanashi,Japan
OLAR Ola 59.60780 150.99930 350.0 Closed
Magadanskaya Oblast',Russia
R33A Olander Ranch, Little River 38.30810 -97.98420 497.0 Closed
Kansas,U.S.A.
OLAS OLAS 26.24800 37.62900 952.0
Saudi Arabia
NCR25 Olathe, N25 38.64320 -108.00900 1612.0
Colorado
OLB Olbia 40.92670 9.49556 5.0
Sardinia,Italy
OLDB Oldbury-Upon-Severn 51.66090 -2.55150 6.0 Open
England,United Kingdom
F28M Old Crow 67.61360 -139.87170 564.0 Open
Yukon Territories,Canada
YPOF Old Faithful 44.45250 -110.84131 2260.0 Closed
Wyoming,U.S.A.
YFT Old Faithful 44.45131 -110.83581 2292.0
Wyoming,U.S.A.
I58A Old Forge 43.69010 -74.97330 599.0 Open
New York,U.S.A.
OGTN Old Graveyard 36.42000 -89.48600 91.0 Closed
Tennessee,U.S.A.
OHAK Old Harbor 57.22250 -153.28750 77.5 Open
Kodiak Island,U.S.A.
M46A Old House Field, Plymouth 41.40790 -86.35240 242.0 Open
Indiana,U.S.A.
OMM Old Mammoth Mine 37.61230 -119.00040 2750.0 Closed
California,U.S.A.
OMMB Old Mammoth Mine - surface 37.61311 -119.00050 2768.0
California,U.S.A.
OMDBO OLD MILL DISTRICT, BEND, OREGON 44.04410 -121.30930 1118.0 0.0 Open
Oregon,U.S.A.
OLDO Ol Doinyo Lengai -2.70870 35.90550 1138.0 1.0 Open
Tanzania
MW36 Oldoinyo Lengai SS -3.01580 35.99810 847.0 Closed
Tanzania
OLDS OLDS 56.61900 16.49900 5.0
Sweden
IOLF Oldufell 63.75170 -18.84080 472.0 Open
Iceland
PR62 Oldupai Boma -2.98340 35.37360 1454.0 Closed
Tanzania
OWUT Old Woman Plateau 38.78000 -111.42400 2568.0 Open
Utah,U.S.A.
OLFT Oleftalsperre 50.49390 6.42020 470.0 0.0 Open
Nordrhein-Westfalen,Germany
OLMR Olekminsk 60.37560 120.46290 45.0 Open
Sakha,Russia
OLC Olema 38.03970 -122.79300 30.0 NOLM Closed
California,U.S.A.
NOLM Olema 38.03970 -122.79300 30.0 Open
California,U.S.A.
MW41 Ole Sokoine -3.23050 36.44480 2001.0 Closed
Tanzania
OLG Olintepeque 14.89767 -91.50767 2855.0 Closed
Guatemala
L42A Oliver, Polo 42.00400 -89.66700 257.0 Closed
Illinois,U.S.A.
OLK Olkaria -0.88800 36.32400 1751.0 Closed
Kenya
OLWK Olkaria West -0.83800 36.26400 1780.0 Closed
Kenya
OLL Ollague -21.17500 -68.37170 4000.0 Closed
Tarapaca,Chile
AOLM OLMEDO, CENTRO DE SALUD -1.39570 -80.20440 59.0 0.5 Open
Ecuador
UOLM Olmeto 42.98880 12.33980 300.0 1.0 Open
Italy
I59A Olmsteadville 43.79570 -73.87440 390.0 Open
New York,U.S.A.
OLCH Olmue -32.99389 -71.17278 173.0
Valparaiso,Chile
OLIL Olney 38.73381 -88.09911 150.0
Illinois,U.S.A.
OLF Olofstrom 56.30800 14.47000 118.0 Closed
Sweden
VSALE Olo Olo -15.64600 166.82990 142.0
Vanuatu
OLT Olot 42.14430 2.47433 700.0 Closed
Spain
OLOS Olot 42.18140 2.48930 436.0 0.0 Open
Spain
SOLS Olten Spital, SO 47.35540 7.90470 398.1 0.5 Open
Switzerland
EOLT Oltu 40.54520 41.97280 1275.0 Closed
Turkey
EXOR Olula del Rio 37.35300 -2.29700 520.0
Spain
OCP Olym-Cheeka Pk 48.29786 -124.62519 487.0
Washington,U.S.A.
OFR Olym-F Res Ctr 47.93314 -124.39603 152.0
Washington,U.S.A.
OLW Olympia 47.07280 -122.92200 37.0 Open
Washington,U.S.A.
OPC Olympic Penn College CREST BB SMO 48.10010 -123.41290 90.0 Open
Washington,U.S.A.
OBC Olympics--Bonidu Creek 48.03530 -124.07800 938.0 Open
Washington,U.S.A.
OBH Olympics--Burnt Hill 47.32630 -123.86600 383.0
Washington,U.S.A.
OFK Olympics--Forks 47.95000 -124.35800 134.0 Open
Washington,U.S.A.
OLQ Olympics--Lake Quinault 47.51614 -123.80875 121.0
Washington,U.S.A.
ONR Olympics--North River 46.87710 -123.77100 257.0 Closed
Washington,U.S.A.
ON2 Olympics--North River 46.88078 -123.78106 257.0
Washington,U.S.A.
OSR Olympics--Salmon Ridge 47.50560 -123.96200 815.0 Open
Washington,U.S.A.
OSD Olympics--Snow Dome 47.82080 -123.70200 2010.0
Washington,U.S.A.
OSP Olympics--Sooes Peak 48.28490 -124.59000 585.0 Open
Washington,U.S.A.
OTR Olympics--Tyee Ridge 48.08330 -124.34400 712.0
Washington,U.S.A.
OLY Olyphant 35.50300 -91.47000 236.0 Open
Arkansas,U.S.A.
OMA Omae zaki 34.60169 138.21669 -165.0
Shizuoka,Japan
OUZ Omahuta -35.21970 173.59615 63.0 Open
North Island,New Zealand
OMW Omak 48.48030 -119.56100 421.0 Open
Washington,U.S.A.
OMRZ Omania -38.10621 176.37172 566.0 0.0 Open
North Island,New Zealand
OMNC Omanovac 45.41743 17.24839 654.0 0.0 Closed
Croatia
OCHR Omchak 61.66528 147.86667 820.0
Magadanskaya Oblast',Russia
OMEGA Omega 80.78410 47.73220 24.0 Open
Arkhangel'skaya Oblast'
WLFM Omesuri Atau Wulandoni -8.53110 123.45000 76.1 2.0 Open
Indonesia
OME Ometepe 11.53767 -85.68367 181.0
Nicaragua
OHM Omihachiman 35.17381 136.08350 120.0
Shiga,Japan
OOM Omiya 35.21670 138.63300
Yamanashi,Japan
MCPR OMME Coamo 18.07708 -66.36237 130.0 0.0 Open
Caribbean Sea
OMOL Omolon, Chukotka 65.23200 160.53600 260.0 Closed
Magadanskaya Oblast',Russia
EVMP OMP - Tarbes 43.22406 0.04931 306.0 Open
Midi-Pyrenees
OMS Omsukchan 62.51500 155.77500 527.0
Magadanskaya Oblast',Russia
ONA Onahama 36.94500 140.90700 5.0
Fukushima,Japan
E04A Onalaska 46.59340 -122.72040 215.2 Closed
Washington,U.S.A.
ONSM Onan Ganjang, Sumatera Utara 2.15990 98.63010 1158.0 Open
Indonesia
JOB Onbets 42.90333 143.83467 60.0
Kushiro,Japan
ONCR Oncesti 46.46430 27.26720 234.0 Open
Romania
UGON Onchagaon 28.31000 77.91000 237.0 Open
Uttar Pradesh,India
ONTN Oneida 36.48150 -84.44330 635.0
Tennessee,U.S.A.
K31A O'Neill 42.62290 -98.75460 580.0 Closed
Nebraska,U.S.A.
ONE Onerahi -35.77398 174.36269 30.0 Closed
North Island,New Zealand
ONS2 Onesti 46.24870 26.75990 216.0 Open
Romania
ONGER Ongerup, WA -33.86370 118.39560 340.0 1.0 Open
Western Australia
ONG Ongoro -15.89903 -72.47319 880.0
Peru
OGRR Ongureny 53.64333 107.59500 495.0
Irkutskaya Oblast',Russia
ONI Oni 42.59030 43.45250 836.0 2.0 Open
Georgia,Georgia
H29A Onida 44.62610 -100.21250 548.0 Closed
South Dakota,U.S.A.
ODSE Onioshidashi 36.42194 138.52194 1710.0
Gumma,Japan
MI03 Onna 42.32740 13.47570 581.0 0.0 Closed
Italia
ONO Onokovtsy 48.66400 22.33300 168.0 Open
Carpathian Mountains
OHOP Onor 50.19100 142.68000 188.0 Open
Russia
ONSU Onsala 57.39660 11.92600 4.0 Closed
Sweden
ONAU Onsala 57.39650 11.91770 16.0 Open
Sweden
ONTR Ontario (NY) 43.27380 -77.30670 84.0
New York,U.S.A.
WORM Onyx Ranch 35.69564 -118.24247 795.0
California,U.S.A.
OOD Oodnadatta -27.79440 135.68800 111.0 Open
South Australia,Australia
OHRN Oohira 35.48775 137.19458 330.0 Closed
Gifu,Japan
K09 Ooide 39.47417 141.51139 446.0
Iwate,Japan
OKAH Ooka 19.49431 -154.92400 180.0
Hawaii,U.S.A.
U36A Oologah 36.39270 -95.73250 187.0 Closed
Oklahoma,U.S.A.
OLO Oologah 36.45730 -95.71080 196.0 Closed
Oklahoma,U.S.A.
KV05 Oonami East 31.92167 130.85861 1300.0
Kagoshima,Japan
KV03 Oonami West 31.92167 130.84250 1188.0
Kagoshima,Japan
K10 Oonodaira 39.49583 141.51472 616.0
Iwate,Japan
OOS Ooshika 35.57967 138.04875 805.0
Nagano,Japan
OOT Ootomari 46.65000 142.76700 36.0
Sakhalinskaya Oblast',Russia
OPL Opal Mound 38.48170 -112.87200 1766.0
Utah,U.S.A.
OPA Opana 21.68719 -158.00969 138.0 Open
Hawaii,U.S.A.
OPWS Opawa School -43.55619 172.66429 18.0 Open
South Island,New Zealand
151A Opelika 32.52690 -85.32670 211.0 Closed
Alabama,U.S.A.
OPI Opi 41.77630 13.83020 1170.0 Open
Italy
BOPT Opiter 51.11180 5.63500 51.0 Open
Belgium
OPLO Oploo 51.58881 5.81211 0.0
Netherlands
SOEO Opoqueri -18.56310 -67.88680 3765.0 0.0 Open
Bolivia
OPCS Opotiki College -38.01414 177.28922 9.0 Open
North Island,New Zealand
OPPE Oppeano 45.30820 11.17240 20.0 Open
Italy
OPP Oppenau 48.49612 8.18559 424.0 3.0 Open
Baden-Wurttemberg,Germany
D155 Oppenburg 47.42580 14.28900 1149.0 Open
Austria
OPPI Oppido Mamertina 38.26750 16.01000 770.0 0.0 Open
Italy
OPSS Opunake Primary School -39.45002 173.85502 34.0 Open
North Island,New Zealand
OPU Opuwo -18.06670 13.84870 1214.0
Namibia
117A Oracle 32.57160 -110.73930 1544.0 Closed
Arizona,U.S.A.
ORD1 Oradea 47.05360 21.93220 129.0 Open
Romania
OREA Oraiokastro 40.72700 22.91450 260.0
Greece
USTO Oran 35.73330 -0.55000 0.0
Algeria
ORA Oran 55.92500 113.66900 705.0
Buryatiya,Russia
ORNG Orange -33.30190 149.09370 850.0 Open
New South Wales,Australia
OSB Orangeburg 33.54720 -80.84440 91.0 Open
South Carolina,U.S.A.
OSC Orangeburg 33.53969 -80.82500 60.0
South Carolina,U.S.A.
OHS Orange Hill 13.31700 -61.14800 274.0
St Vincent,Saint Vincent and the Grenadines
557A Orange Park 30.01600 -81.72910 24.0 Open
Florida,U.S.A.
ORSA Oratoire Sainte Anne ISOLA 44.20870 7.11000 1717.0 0.0 Open
Provence-Cote d'Azur
IRZU Oratorio 9.89750 -83.83850 1811.0 Open
Costa Rica
CMA07 Oratorio Salesiani, Corso Carlo Alberto, Ancona 43.60570 13.50370 5.0 0.0 Closed
Italy
SROR Oratorio, Santa Rosa 14.23110 -90.19840 1180.0 Open
Guatemala
ORB Orbe 46.71670 6.51667 Closed
Switzerland
ORBT Orbita 59.72340 151.00820 148.0 Closed
Magadanskaya Oblast',Russia
ORCD Orcadas -60.73806 -44.73611
South Orkney Islands
OMCO Orchard Mesa 39.02700 -108.51700 1460.0
Colorado,U.S.A.
CORC Orchilla, El Hierro 27.70470 -18.14480 97.0 Open
Canary Islands,Spain
ORDF Ordiarp 43.21350 -0.93569 270.0 Open
Aquitaine,France
ORD Ordubad 38.92800 45.99400 945.0 Open
Azerbaijan
ORDU Ordu-Boztepe 40.99100 37.85710 526.0 Open
Turkey
AOHM Oregon House 39.37530 -121.25600 457.0 Open
California,U.S.A.
ORR Orenburg 51.61840 54.75300 91.0 Open
Orenburgskaya Oblast',Russia
OR2 Orenburg-2 51.73560 55.03190 87.0 3.0 Open
Orenburgskaya Oblast',Russia
OR3 Orenburg-3 51.90050 54.40980 192.5 4.0 Open
Orenburgskaya Oblast',Russia
OREN Orenkoy-Mersin 36.20770 33.45860 54.0 Open
Turkey
ORPS Orepuki -46.28680 167.76512 71.0 Open
South Island,New Zealand
ORHR Oreshnoe 55.30200 93.66500 444.0 Open
Krasnoyarskiy Kray,Russia
ORTZ Oretz Creek 30.97633 35.26051 1.0 Open
Israel
IIO Organos 19.59150 -98.72250 2940.0
Tlaxcala,Mexico
214A Organ Pipe National Monument, Ajo 31.95590 -112.81150 543.0 Open
Arizona,U.S.A.
CORG Organya 42.23031 1.31761 716.0
Spain
ORG Organya 42.22781 1.33219 740.0 Closed
Spain
ORGV Orgiva 36.85717 -3.43217 1600.0
Spain
ORLT Orhaneli 40.04600 28.89600 649.0
Turkey
ORHG Orhangazi 40.51330 29.29870 175.0 1.0 Open
Turkey
ORH Orhaniye 40.86020 30.07070 320.0 Open
Turkey
ORIA Oriahovo 43.72630 23.96640 231.0 Open
Bulgaria
ORCC Oricopia Mountain 33.56617 -115.76917 1087.0
California,U.S.A.
ORY Orie 55.00310 95.10890 378.0 Open
Krasnoyarskiy Kray,Russia
ORI Oriolo Calabro 40.06350 16.44920 375.0
Italy
OR1 Oriolo Calabro 40.06350 16.44920 375.0 ORI
Italy
ORIF Oris-en-Rattier 44.91833 5.88000 1082.0 Open
Rhone-Alpes,France
CORI Orista 41.97350 2.04990 331.0 Open
Spain
ORIV Oritupano 9.07000 -63.40900 123.0 Open
Venezuela
TRE03 Orivesi, Finland 61.61620 24.21130 131.0 Open
Finland
OZST Orizaba 18.86070 -97.09420 1251.0
Veracruz
E007 Orjiva, Granada 36.86050 -3.42910 1289.0 Closed
Spain
ORK Orkelljunga 56.26800 13.26200 96.0 Closed
Sweden
OR- Orlando 28.46694 -81.22139 20.0 OR-FL Closed
Florida,U.S.A.
OR-FL Orlando 28.46694 -81.22139 20.0 Closed
Florida,U.S.A.
ORHO Orleans, Heritage Park 45.45630 -75.53670 51.0 Open
Ontario,Canada
ORIO Orleans, Innes Road, Ontario 45.45150 -75.51100 74.0 Open
Ontario,Canada
KOMM Orleans Mountain 41.27880 -123.45200 1181.0
California,U.S.A.
ORL Orlik 52.53889 99.81000 1360.0
Buryatiya,Russia
OCLP Ormoc 11.05100 124.60900 130.0
Leyte,Philippines
G58A Ormstown 45.14920 -74.05400 53.0 Open
Quebec,Canada
QCM15 Ormstown 45.12710 -73.99770 44.0 Open
Quebec
I61A Oroboro, Fairlee 43.93230 -72.20870 287.0 Open
Vermont,U.S.A.
CHOHN Orocuina 13.47990 -87.15844 1000.0 Open
Choluteca,Honduras
OTW Orongorongo Tunnel -41.27578 175.00439 220.0 Closed
North Island,New Zealand
ORNO Orono 44.89200 -68.67200 100.0 Open
Maine,U.S.A.
ORX Oropa 45.63250 7.98167 1250.0
Italy
ORO Oropa 45.62750 7.98139 1160.0
Italy
OROT Orotina 9.91200 -84.52600 229.0
Costa Rica
ORTS Orotukan 62.26000 151.34000 470.0 Closed
Magadanskaya Oblast',Russia
ORV Oroville 39.55450 -121.50036 334.7 Open
California,U.S.A.
EORO Oroz-Betelu 42.89260 -1.30950 880.0 Open
Spain
M3A16 Orpen Rest Camp, 3A16 -24.47720 31.38960 452.0
South Africa
ORRS Orr Springs 39.27220 -123.43430 588.5 Open
California
ORP Orsara di Puglia 41.27920 15.26490 717.0 Open
Italy
FG5 Orsara di Puglia 41.28250 15.26778 660.0
Italy
ORS ORSARA DI PUGLIA 39.79800 15.90660 130.0 Open
Italy
OTUK Ortayu 48.24450 72.33780 602.0 0.0 Open
Kazakhstan
ORTG Ortega, Santa Cruz, Guanacaste 10.36230 -85.45900 760.0 Open
Costa Rica
ORTC Ortega, Tolima 3.90900 -75.24600 446.0 Open
Colombia
ORTE Orte (VT) 42.46070 12.38450 130.0 Open
Italy
ORTH Orthonies,Zakynthos,Greece 37.85110 20.69630 450.0 0.0 Open
Greece
OII Orti 38.15330 15.68920
Italy
PL07 Orti Farnesiani 1 - Parco del Palatino, Rome 41.89050 12.48685 0.0 0.0 Open
Italy
PL09 Orti Farnesiani 2 - Parco del Palatino, Rome 41.89065 12.48581 0.0 0.0 Open
Italy
FX01 Ortigia (SR) 37.05860 15.29640 50.0 0.0 Closed
Italy
OTZ Ortiz Mountain 35.76030 -106.17300 2091.0 Open
New Mexico,U.S.A.
V23A Ortiz Mt. (NFS), Santa Fe National Forest 35.74520 -106.18330 1991.0 Closed
New Mexico,U.S.A.
G33A Ortonville 45.19460 -96.43830 338.0 Closed
Minnesota,U.S.A.
OTK Orto-Tokoy 42.34600 76.01700 1700.0 Closed
Kyrgyzstan
ORZI Orzinuovi 45.40560 9.93070 83.0 Open
Italy
OSGS Os 60.19000 5.46000 30.0 Open
Norway
OSA Osaka 34.67830 135.52200 13.0
Osaka,Japan
OSK Osaka 34.61170 135.66000 472.0
Osaka,Japan
OSAC Osaka (C) 34.65300 135.43200 678.0
,Japan
OSAK Osaka (K) 34.65300 135.53400 678.0
,Japan
JOFO Osakifurukawaosaki 38.60220 140.91120 29.0 Open
Miyagi,Japan
OSBY Osborn 41.36030 -73.92390 212.0
New York,U.S.A.
OSKI Oschiri 40.82100 9.10830 896.0 Open
Italy
OSG Oseberg A Platform 60.49700 2.87600 -100.0 Closed
Norway
OHH Osh 40.52444 72.78500 800.0 Open
Kyrgyzstan
OSH Oshima 34.76167 139.37833 191.0 Closed
Bonin Islands,Japan
OSHJ Oshima 34.74670 139.36700 76.0 Open
Bonin Islands,Japan
JIM O shima 2 34.76167 139.37667 190.0
Bonin Islands,Japan
JIM2 Oshima 3 34.71750 139.43117 405.0
Bonin Islands,Japan
JOMM Oshimamatsumae 41.52480 140.00690 27.0 Open
Hokkaido,Japan
MOSM Osimo 43.49000 13.49400 118.0 1.0 Open
Italy
AD06 Osimo (AN) 43.49440 13.43660 112.0 Open
Italy
T1714 Osimo (AN) 43.47640 13.38790 117.0 0.0 Open
Italy
OSI Osito Audit: Castaic Lake Dam, Castaic 34.61450 -118.72350 718.0 Open
California,U.S.A.
OSKU Oskarshamn 57.19470 16.09940 100.0 Open
Sweden
OSL Oslo 59.93717 10.72267 70.0
Norway
OO-NW Oslo 61.05472 10.86611 555.0
Norway
OO- Oslo 61.05472 10.86611 555.0 OO-NW
Norway
OSMA OSMANCIK-CORUM 40.99390 34.76050 418.0 Open
Turkey
KAMA Osmaniye 37.18610 36.66770 983.0 Open
Turkey
OSMT Osmaniye 40.60220 29.70020 820.0 Open
Turkey
TOPK Osmaniye Toprakkale 37.06080 36.13500 77.0 Open
Turkey
OSML Os-Marcillon 43.38917 -0.59278 105.0
Aquitaine,France
GCG4 OSOP 14.58730 -90.53253 1502.0 Open
Guatemala
EOSO Osorio 28.07181 -15.55250 760.0
Spain
OSCH Osorno -40.57581 -73.12764 45.0
Valdivia,Chile
USP Ospenovka 43.26689 74.49969 740.0
Kazakhstan
NR16 Osservatorio Astronomico di Roma 41.92320 12.45260 137.0 0.0 Closed
Italy
OSSC Osservatorio Polifunzionale del Chianti 43.52360 11.24580 450.0
Italy
OSSF Osses 43.25600 -1.26181 240.0 Open
Aquitaine,France
OSNY Ossining 41.21170 -73.82830 122.0
New York,U.S.A.
OSSR Ossora 59.25000 163.06000 5.0
Kamchatskaya Oblast',Russia
OSTC Ostas 50.55650 16.21560 556.0 2.0 Open
Czech Republic
BOST Ostende 51.23820 2.93870 3.0 Open
Belgium
OVD Ostervraa, Denmark 57.31730 10.20630 50.0 0.0 Open
Denmark
MIR07 Ostiglia (MN) 45.08100 11.13010 13.0 0.0 Open
Italy
OKC Ostrava-Krasne 49.83750 18.14722 272.0 Open
Czech Republic
OSMR Ostromysovka 47.24500 143.01000 30.0 Open
Sakhalinskaya Oblast',Russia
OSCM Ostuacan 17.40556 -93.33472
Chiapas,Mexico
OSM Ostula 18.49722 -103.47194
Michoacan,Mexico
OSWG Oswego 43.51700 -76.41620 84.0
New York,U.S.A.
OT011 OT011 45.39390 -75.71490 94.0 Open
Ontario,Canada
OTNZ Otaenga -35.59020 173.82510 142.0 Open
New Zealand
ODZ Otahua Downs -45.04397 170.64462 274.0 Open
South Island,New Zealand
OGWZ Otaki Gorge -40.81667 175.17035 206.0 0.0 Open
North Island,New Zealand
OTKS Otaki School -40.75488 175.14384 9.0 Open
North Island,New Zealand
JFT Otama 37.51817 140.33667 350.0
Fukushima,Japan
JOTO OTAMA OYAMA 37.55980 140.33370 434.1 0.0 Open
Fukushima
OTAZ Otara -36.94940 174.92490 140.0 Closed
North Island,New Zealand
OTAV Otavalo 0.23761 -78.45081 3492.0
Ecuador
AOTA Otavalo 0.24010 -78.25570 2529.0 Open
Ecuador
OLP Otay Lakes Park 32.60770 -116.93020 159.0 Open
California
OTP Otepa -18.16750 -140.85700 2.0 Open
Tuamotu,French Polynesia
OTL3 Oterleek 52.62890 4.82270 -4.0 150.0 Open
Netherlands
OTL2 Oterleek 52.62890 4.82270 -4.0 100.0 Open
Netherlands
OTL Oterleek 52.62989 4.82261 -3.0
Netherlands
OTL1 Oterleek 52.62890 4.82270 -4.0 50.0 Open
Netherlands
OTL4 Oterleek 52.62890 4.82270 -4.0 200.0 Open
Netherlands
OT2 Othello 46.72140 -119.23500 355.0 Closed
Washington,U.S.A.
OTH Othello 46.73900 -119.21600 384.0 Open
Washington,U.S.A.
OT3 Othello 3 46.66900 -119.23300 322.0
Washington,U.S.A.
OTI Otiai 47.33330 142.78300
Sakhalinskaya Oblast',Russia
I63A Otisfield 44.05050 -70.58090 177.0 Open
Maine,U.S.A.
OTOC Otocac 44.87220 15.23058 452.0 Open
Croatia
OTV Ottaviano, Vesuvio (NA), Italy 40.83920 14.46630 363.0 Open
Italy
OTT Ottawa 45.39420 -75.71670 77.0 Open
Ontario,Canada
ONN06 Ottawa 45.35226 -75.85811 Open
Ontario,Canada
OTAO Ottawa Anderson Road 45.40690 -75.55260 21.0 0.0 Open
Ontario
ONN12 Ottawa-Fire-Stn-94 45.22000 -75.67400 61.0 Open
Ontario
OTTER Otterbach 47.57780 7.60380 298.0 Open
Switzerland
OTER1 Otterbach 1 (BS) 47.57770 7.60370 274.0 480.0 Open
Switzerland
OTER2 Otterbach 2 (BS) 47.57910 7.60460 257.0 2744.0 Open
Switzerland
S35A Otter Creek Ranch, Eureka 37.68210 -96.31900 334.0 Closed
Kansas,U.S.A.
F55A Otter Lake 45.83380 -76.35100 218.0 Open
Quebec,Canada
OTRO Otter Rapids 50.18181 -81.62861 109.0
Ontario,Canada
OTVZ Oturere -39.16311 175.66510 1506.0 Open
North Island,New Zealand
OAHZ Ouaha Hills -38.84580 176.04750 662.0 Open
New Zealand
OUA Ouanaham -20.77470 167.24400 29.0
Loyalty Islands,New Caledonia
ODK Oud Koma 11.59320 42.49010 100.0 Open
Djibouti
COAT Oued Athmania 36.23400 6.28400 840.0
Algeria,Algeria
OFD Oued Fodda 36.06670 1.60000 377.0 Closed
Algeria
EOFD Oued Fodda 36.04700 1.61000 529.0
Algeria,Algeria
EKMS Oued Kramis 36.31400 0.64200 192.0
Algeria,Algeria
OUENC Ouen Island, New Caledonia -22.41830 166.84160 115.0 0.0 Open
New Caledonia
ONTNC Ouen Toro -22.30731 166.45400 107.0
New Caledonia
OUJ Oujda 34.65700 -1.90100 600.0
Morocco
OUK Oukaimeden 31.20700 -7.86600 2831.0
Morocco
OUFX Oulainen 64.36450 24.70310 90.0 Open
Finland
OLKF Oulanka, Finland 66.32060 29.40030 315.0 5.0 Open
Finland
ABSD Ouled Sidi Brahim 35.43450 4.19850 520.0
Algeria,Algeria
OLHC Oulhaca 35.25000 -1.42000 600.0 Open
Algeria
OUL Oulu 65.08590 25.89260 60.0 0.0
Finland
OAR Oum El Arais 34.53170 8.39683 475.0
Tunisia
ORJ Oura 35.51714 136.11969 150.0 Closed
Shiga,Japan
OUR Ouranopolis 40.33440 23.98190 60.0 Open
Greece
SCR05 Ourey, S05 38.11520 -107.74430 2184.0
Colorado
JIO Ouri 38.45433 141.34883 40.0
Miyagi,Japan
FABR Ouro Preto, Brazil -20.41920 -43.91330 1454.0 0.0 Open
Minas Gerais
OHSS Ouruhia School -43.44460 172.66050 13.0 Open
South Island,New Zealand
AODM Outingdale 38.61480 -120.72800 520.0 Open
California,U.S.A.
OTJO Outjo -20.01800 15.97990 1327.0
Namibia
OUT Outlet 19.38970 -155.28200 1038.0 Open
Hawaii,U.S.A.
YUK6 Outpost Mountain 60.94321 -138.36264 2233.0 Open
Yukon Territory,Canada
OUZM OUZ 30.90900 -6.76000 1216.0
Morocco
OVA Ovalau -17.68619 178.78369 439.0 Open
Fiji
OVCH Ovalle -30.60800 -71.20100 222.0
Coquimbo,Chile
OVMT Ovando 47.06433 -112.99667 1494.0
Montana,U.S.A.
OVAR Ovaro 46.48470 12.86470 581.0 Open
Italy
OSS Ova Spin 46.68680 10.14370 1700.0 Closed
Switzerland
OCN Over Castle Rock 43.88480 -74.52930 701.0 Closed
New York,U.S.A.
OVE Overton 36.53110 -114.44200 395.0 Closed
Nevada,U.S.A.
DSI13 Ovnat, DS13 31.67200 35.43100 169.0 Closed
Israel
OWA Owase 34.06670 136.19500 17.0
Mie,Japan
OCA Owens Crossroads 34.61380 -86.43520 250.0
Alabama,U.S.A.
W26A Owens Ranch, Tucumcari 35.08910 -103.76560 1314.0 Closed
New Mexico,U.S.A.
ORC Owens River 37.63530 -118.65600 2301.0 Open
California,U.S.A.
L16K Owhat River 61.71050 -159.47470 227.0 Open
Alaska,U.S.A.
SOA Owia 13.37350 -61.14860 40.0
St Vincent,Saint Vincent and the Grenadines
OHTN Owl Hoot 36.15000 -89.52000 82.0
Tennessee,U.S.A.
E63A Oxbow 46.42200 -68.42200 238.0 Open
Maine,U.S.A.
OXOH Oxbow Lake 41.34480 -84.43360 213.0 3.0 Open
Ohio
OMWY Oxenhope Moor 53.79090 -1.97989 438.0
England,United Kingdom
OXD Oxford 51.76670 -1.25000 61.0
England,United Kingdom
OXZ Oxford -43.32589 172.03827 319.0 Open
South Island,New Zealand
U58A Oxford 36.39440 -78.54930 169.0 Open
North Carolina,U.S.A.
OXF Oxford 34.51180 -89.40920 101.0 Open
Mississippi,U.S.A.
757A Oxford 28.94130 -82.06850 22.0 Open
Florida,U.S.A.
OXFO Oxfordhalvoya, Svalbard 79.77070 21.72350 95.0 Open
Norway
OXMT Ox Mountain 37.49939 -122.42431 14.8
California,U.S.A.
OXM Oxtotitlan 19.29720 -99.68830 2700.0
Mexico D.F.,Mexico
OYT Oya 1 35.33394 134.66450 260.0 Closed
Hyogo,Japan
OYT2 Oya 2 35.32181 134.66578 230.0
Hyogo,Japan
OYM Oyama 35.42010 139.24300 600.0 Open
Kanagawa,Japan
OZLJ Ozalj 45.61530 15.46730 0.2 Open
Croatia
FCAR Ozark Folk Center 35.88981 -92.12419 190.0
Arkansas,U.S.A.
OZE Ozernaya 56.30000 113.97500 620.0
Buryatiya,Russia
AY2S Ozernaya 63.75000 146.11000 875.0 Closed
Sakha,Russia
OZRR Ozero (Kronotsky) 54.69200 160.39200 391.0
Kamchatskaya Oblast',Russia
OJD4 Ozhidaevo 47.02860 142.39890 230.0 Open
Sakhalinskaya Oblast',Russia
OZHR Ozhidaevo 47.04000 143.39000 -111.0
Sakhalinskaya Oblast',Russia
OZOL Ozolo 46.40450 11.05170 1231.0 0.0 Open
Trentino,Italy
OZNA Ozona 30.92195 -101.12708 770.8 Open
Texas,U.S.A.
| International Seismological Centre Pipers Lane, Thatcham, Berkshire United Kingdom RG19 4NS voice: +44 (0)1635 861022 fax: +44 (0)1635 872351 web site: http://www.gxjydl.com/ e-mail: station_reg@isc.ac.uk |