Data Report
Bulletin / 1994-02
Contributed by CUPWA
Date 1994-02-01
Origin Time 0641 2.70 +- 0.41
Zone 50
Easting 583.71 +- 2.50 Longitude 117.876
Northing 6584.71 +- 2.94 Latitude -30.868
Depth 4.10 +- 5.95
Arrival times = 15 S.D. = 0.271 Seismographs = 6
Nearest recorder = 81.0 km Gap = 136.2 deg Accuracy = B
Effects Code = Imax = 0 Fault =
6 km S (166 deg) of BENC
WESTERN AUSTRALIA
227 km NE ( 59 deg) of PERTH
6 km SE (155 deg) of Bencubbin
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML? 2.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 15.90 0.10 0.90 15.93 -0.03 81.0 187 3.1 3.1
KLB e S 25.00 0.10 0.81 25.10 -0.10 81.0 187 3.1 3.1
BAL e P 21.20 0.10 0.87 21.57 -0.37 115.6 284 2.2 2.2
BAL e S 34.80 0.10 0.78 34.65 0.15 115.6 284 2.2 2.2
MUN e P2 34.00 1.00 0.31 33.66 0.34 200.7 231 -30.8 30.8
MUN e S2 57.50 0.50 0.30 57.19 0.31 200.7 231 -23.9 23.9
NWAO e P 37.50 0.30 0.66 37.47 0.03 236.2 194 -42.2 42.2
NWAO e PG 41.50 0.30 0.66 41.23 0.27 236.2 194 1.1 1.1
NWAO e S 63.30 0.50 0.53 63.40 -0.10 236.2 194 -40.3 40.3
MRWA e P 40.60 0.30 0.65 40.04 0.56 257.4 314 -42.2 42.2
MRWA e S 67.50 0.50 0.53 67.88 -0.38 257.4 314 -40.3 40.3
COOL e P 46.60 0.30 0.64 46.76 -0.16 312.8 91 -42.2 42.2
COOL e PG 54.00 0.50 0.58 53.72 0.28 312.8 91 0.8 0.8
COOL e S 79.50 0.50 0.52 79.57 -0.07 312.8 91 -40.3 40.3
COOL e SG 89.00 0.50 0.52 89.10 -0.10 312.8 91 0.8 0.8
15 times used, S = 0.271
Deferred Data
MBS S-P 10.00 10.00 0.34 4.44 5.56 39.0 68 0.0 0.0
MUN e P 34.00 1.00 0.52 33.17 0.83 200.7 231 -42.2 42.2
MUN e S 55.50 0.50 0.54 55.93 -0.43 200.7 231 -40.3 40.3
MUN e SG 59.00 0.50 0.54 58.14 0.86 200.7 231 1.2 1.2
NWAO e SMS 67.00 0.30 0.33 67.09 -0.09 236.2 194 -26.5 26.5
MRWA e PMP 42.80 0.30 0.39 42.03 0.77 257.4 314 -32.2 32.2
MRWA e SMS 72.40 0.30 0.33 72.36 0.04 257.4 314 -26.0 26.0
Velocity Ratios
KLB BAL NWAO MRWA COOL
KLB 1.69 1.85 1.77 1.72 1.78
0.02 0.11 0.06 0.05 0.04
BAL 1.85 1.74 1.75 1.69 1.76
0.11 0.01 0.08 0.07 0.05
NWAO 1.77 1.75 1.74 0.00 0.00
0.06 0.08 0.03 0.00 0.00
MRWA 1.72 1.69 0.00 1.71 0.00
0.05 0.07 0.00 0.03 0.00
COOL 1.78 1.76 0.00 0.00 1.75
0.04 0.05 0.00 0.00 0.02
Date 1994-02-05
Origin Time 1805 52.25 +- 163.00
Zone 50
Easting 531.41 +- 448.75 Longitude 117.315
Northing 7071.14 +- 663.37 Latitude -26.480
Depth 5.00 +-2137.43 N
Arrival times = 5 S.D. = 1.470 Seismographs = 3
Nearest recorder = 130.6 km Gap = 134.1 deg Accuracy = D
Effects Code = Imax = 0 Fault =
130 km W (277 deg) of MEEK
WESTERN AUSTRALIA
623 km N ( 14 deg) of PERTH
184 km N (343 deg) of Mt Magnet
119 km W (275 deg) of MEEKATHARRA
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
MEEK e P 72.80 0.20 0.75 73.34 -0.54 130.6 98 -30.8 30.8
MEEK e S 89.00 1.00 0.49 88.34 0.66 130.6 98 2.4 2.4
MRWA w P 100.00 2.00 0.44 98.26 1.74 330.0 202 -42.2 42.2
MRWA e S2 135.00 3.00 0.20 139.30 -4.30 330.0 202 -23.9 23.9
NANU w SG 182.00 5.00 0.32 182.89 -0.89 472.9 336 0.6 0.6
5 times used, S = 1.470
Velocity Ratios
MEEK
MEEK 1.79
0.07
Date 1994-02-09
Origin Time 2046 21.35 +- 0.00
Zone 50
Easting 617.19 +- 0.00 Longitude 118.258
Northing 6318.90 +- 0.00 Latitude -33.262
Depth 1.00 +- 0.00 C
Arrival times = 4 S.D. = 0.221 Seismographs = 3
Nearest recorder = 102.6 km Gap = 305.3 deg Accuracy = C
Effects Code = Imax = 0 Fault =
43 km NW (310 deg) of PIN
WESTERN AUSTRALIA
269 km SE (123 deg) of PERTH
196 km N ( 11 deg) of ALBANY
27 km SW (228 deg) of Lake Grace
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 1.6
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO e P 38.20 0.10 0.88 38.09 0.11 102.6 291 0.7 0.7
NWAO e S 49.70 0.20 0.69 49.70 -0.00 102.6 291 0.7 0.7
KLB e S2 74.00 0.50 0.30 73.77 0.23 191.1 345 -23.9 23.9
MUN e PG 60.00 1.00 0.52 60.38 -0.38 239.3 306 0.3 0.3
4 times used, S = 0.221
Deferred Data
KLB e S 74.00 0.50 0.54 73.12 0.88 191.1 345 -40.3 40.3
MUN e S 84.00 1.00 0.46 83.26 0.74 239.3 306 -40.3 40.3
BAL e S2 110.00 2.00 0.22 108.58 1.42 328.9 333 -23.9 23.9
Velocity Ratios
NWAO
NWAO 1.68
0.02
Date 1994-02-11
Origin Time 0342 6.60 +- 0.67
Zone 50
Easting 508.07 +- 4.63 Longitude 117.085
Northing 6504.37 +- 3.59 Latitude -31.596
Depth 1.00 +- 23.82 C
Arrival times = 8 S.D. = 0.189 Seismographs = 5
Nearest recorder = 64.0 km Gap = 108.0 deg Accuracy = B
Effects Code = Imax = 0 Fault =
13 km N ( 10 deg) of ME3
WESTERN AUSTRALIA
123 km E ( 72 deg) of PERTH
8 km NE ( 62 deg) of Meckering
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 1.5
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 17.00 0.30 0.74 17.05 -0.05 64.0 89 1.2 1.2
KLB e S 24.50 0.20 0.72 24.29 0.21 64.0 89 1.2 1.2
MUN e S 32.60 0.20 0.70 32.35 0.25 93.2 242 0.8 0.8
BAL e P 25.50 0.20 0.76 25.43 0.07 115.4 341 0.6 0.6
BAL e S 38.20 0.20 0.68 38.48 -0.28 115.4 341 0.6 0.6
NWAO e P 30.60 0.50 0.62 30.47 0.13 148.2 174 -30.8 30.8
NWAO i S 47.40 0.10 1.10 47.54 -0.14 148.2 174 0.5 0.5
MRWA e S2 82.50 0.50 0.29 82.37 0.13 283.5 338 -23.9 23.9
8 times used, S = 0.189
Velocity Ratios
KLB BAL NWAO
KLB 1.72 1.61 1.68
0.07 0.15 0.13
BAL 1.61 1.67 0.00
0.15 0.03 0.00
NWAO 1.68 0.00 1.70
0.13 0.00 0.04
Date 1994-02-11
Origin Time 2313 2.55 +- 10.28
Zone 49
Easting 488.61 +- 277.35 Longitude 110.893
Northing 8162.98 +- 338.88 Latitude -16.615
Depth 5.00 +- 550.76 N
Arrival times = 8 S.D. = 0.566 Seismographs = 5
Nearest recorder = 815.4 km Gap = 316.1 deg Accuracy = C
Effects Code = Imax = 0 Fault =
758 km NW (315 deg) of LP05
Place names undefined for this area
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML? 4.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NANU e P 108.00 0.50 0.52 107.24 0.76 815.4 144 -42.2 42.2
NANU e S 185.00 1.00 0.41 185.01 -0.01 815.4 144 -40.3 40.3
MBL e P 138.00 0.50 0.51 138.13 -0.13 1070.7 119 -42.2 42.2
MBL e S 239.00 1.00 0.40 238.79 0.21 1070.7 119 -40.3 40.3
MRWA e P 189.00 0.50 0.51 188.95 0.05 1490.9 160 -42.2 42.2
MRWA e S 327.60 0.30 0.51 327.26 0.34 1490.9 160 -40.3 40.3
BAL e P 210.00 0.30 0.56 209.38 0.62 1659.8 160 -42.2 42.2
MUN e P 223.70 0.30 0.56 224.56 -0.86 1785.4 163 -42.2 42.2
8 times used, S = 0.566
Deferred Data
BAL e S 367.00 1.00 0.40 362.83 4.17 1659.8 160 -40.3 40.3
MUN e S 391.00 0.50 0.46 389.26 1.74 1785.4 163 -40.3 40.3
KLB e P 225.00 1.00 0.44 226.42 -1.42 1800.8 158 -42.2 42.2
KLB e S 394.00 1.00 0.40 392.51 1.49 1800.8 158 -40.3 40.3
COOL e P 237.00 1.00 0.44 238.28 -1.28 1898.7 148 -42.2 42.2
COOL e S 410.00 1.00 0.40 413.15 -3.15 1898.7 148 -40.3 40.3
NWAO w P 239.50 2.00 0.39 240.59 -1.09 1917.9 161 -42.2 42.2
NWAO e S 417.00 0.50 0.46 417.16 -0.16 1917.9 161 -40.3 40.3
Velocity Ratios
NANU MBL MRWA
NANU 1.73 1.80 1.76
0.02 0.13 0.04
MBL 1.80 1.75 1.74
0.13 0.01 0.06
MRWA 1.76 1.74 1.74
0.04 0.06 0.01
Date 1994-02-18
Origin Time 1624 4.16 +- 0.56
Zone 50
Easting 422.20 +- 5.68 Longitude 116.181
Northing 6515.16 +- 2.51 Latitude -31.496
Depth 9.45 +- 5.47
Arrival times = 10 S.D. = 0.229 Seismographs = 5
Nearest recorder = 53.6 km Gap = 178.7 deg Accuracy = A
Effects Code = F Imax = 2 Fault =
27 km N ( 2 deg) of PIG4
WESTERN AUSTRALIA
59 km NE ( 32 deg) of PERTH
16 km SE (143 deg) of Bindoon
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.1
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
MUN i+P 13.00 0.10 1.33 13.03 -0.03 53.6 177 10.3 10.3
MUN e S 19.50 0.30 0.67 19.19 0.31 53.6 177 10.3 10.3
BAL i P 21.80 0.10 1.25 22.05 -0.25 110.6 27 -30.8 30.8
BAL e S 35.00 0.30 0.63 34.82 0.18 110.6 27 5.0 5.0
BAL e S2 35.50 0.20 0.38 35.31 0.19 110.6 27 -23.9 23.9
KLB e P 27.70 0.30 0.68 27.62 0.08 150.3 94 -30.8 30.8
KLB e S 45.50 0.30 0.62 45.34 0.16 150.3 94 -23.9 23.9
NWAO i-P 32.35 0.05 1.37 32.41 -0.06 187.1 148 -42.2 42.2
MRWA e P2 42.00 0.30 0.39 42.01 -0.01 253.0 355 -30.8 30.8
MRWA e S 68.00 0.20 0.64 67.47 0.53 253.0 355 -40.3 40.3
10 times used, S = 0.229
Deferred Data
BAL e SN 37.60 0.20 0.46 37.47 0.13 110.6 27 -40.3 40.3
KLB e SMP 34.00 0.20 0.37 32.98 1.02 150.3 94 -60.0 32.2
KLB e SN 46.20 0.20 0.45 45.83 0.37 150.3 94 -40.3 40.3
NWAO e S 52.30 0.30 0.60 53.57 -1.27 187.1 148 -40.3 40.3
NWAO e S2 54.00 0.30 0.34 54.62 -0.62 187.1 148 -23.9 23.9
NWAO e SMS 59.20 0.40 0.32 55.81 3.39 187.1 148 -27.9 27.9
MRWA e P 41.20 0.20 0.71 40.39 0.81 253.0 355 -42.2 42.2
MRWA e S2 69.10 0.20 0.35 71.29 -2.19 253.0 355 -23.9 23.9
Velocity Ratios
MUN BAL KLB
MUN 1.73 1.76 1.77
0.05 0.11 0.09
BAL 1.76 1.75 0.00
0.11 0.03 0.00
KLB 1.77 0.00 1.76
0.09 0.00 0.04
Date 1994-02-20
Origin Time 1432 41.55 +- 2.72
Zone 51
Easting 573.27 +- 7.73 Longitude 123.757
Northing 6724.42 +- 13.02 Latitude -29.608
Depth 5.00 +- 23.09 N
Arrival times = 12 S.D. = 0.718 Seismographs = 7
Nearest recorder = 288.3 km Gap = 131.0 deg Accuracy = B
Effects Code = Imax = 0 Fault =
235 km NE ( 48 deg) of KLDM
WESTERN AUSTRALIA
800 km E ( 73 deg) of PERTH
171 km SE (130 deg) of Laverton
Record Dur Sync Unc Resp Seismometer Recorder Pol
ASPA 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
COOL i-P 82.50 0.10 1.15 82.55 -0.05 288.3 239 -42.2 42.2
COOL e PG 88.40 0.20 0.70 88.59 -0.19 288.3 239 1.1 1.1
COOL e S2 117.60 0.30 0.32 118.10 -0.50 288.3 239 -23.9 23.9
FORT i+P 100.20 0.10 1.10 100.26 -0.06 435.1 108 -42.2 42.2
FORT e S 143.60 0.50 0.50 143.95 -0.35 435.1 108 -40.3 40.3
WARB e P 105.80 0.20 0.67 105.02 0.78 474.1 37 -42.2 42.2
MEEK e P 121.40 0.30 0.60 120.61 0.79 603.1 301 -42.2 42.2
MEEK e S 180.00 0.30 0.54 179.38 0.62 603.1 301 -40.3 40.3
KLB e P 122.50 0.10 0.74 122.14 0.36 615.9 247 -42.2 42.2
MRWA e P 138.90 0.10 0.73 138.99 -0.09 755.3 271 -42.2 42.2
MRWA e S 211.50 0.10 0.66 211.39 0.11 755.3 271 -40.3 40.3
MBL e P 168.00 0.30 0.57 170.44 -2.44 1015.5 336 -42.2 42.2
12 times used, S = 0.718
Deferred Data
COOL e SG 126.50 1.00 0.46 121.20 5.30 288.3 239 1.1 1.1
FORT e SG 159.00 0.50 0.50 161.74 -2.74 435.1 108 0.7 0.7
KLB e S 183.50 0.10 0.67 182.05 1.45 615.9 247 -40.3 40.3
BAL e P 130.20 0.40 0.56 130.98 -0.78 689.0 258 -42.2 42.2
BAL e S 198.20 1.00 0.42 197.43 0.77 689.0 258 -40.3 40.3
NWAO e P 135.00 2.00 0.40 135.00 -0.00 722.3 237 -42.2 42.2
NWAO e S 206.00 1.00 0.42 204.44 1.56 722.3 237 -40.3 40.3
NWAO e SG 242.00 1.00 0.42 241.08 0.92 722.3 237 0.4 0.4
MUN e P 140.20 0.40 0.55 140.70 -0.50 769.4 248 -42.2 42.2
MUN e S 214.90 0.10 0.65 214.36 0.54 769.4 248 -40.3 40.3
RKG e P 151.00 1.00 0.45 149.46 1.54 841.8 227 -42.2 42.2
RKG e S 233.00 1.00 0.41 229.61 3.39 841.8 227 -40.3 40.3
RKG e SG 277.20 0.50 0.47 274.10 3.10 841.8 227 0.4 0.4
MBL e S 263.60 0.30 0.51 266.15 -2.55 1015.5 336 -40.3 40.3
NANU e P 185.00 0.30 0.56 185.39 -0.39 1139.2 311 -42.2 42.2
NANU e S 292.40 0.20 0.55 292.18 0.22 1139.2 311 -40.3 40.3
ASPA e P 197.60 0.50 0.51 193.98 3.62 1209.8 59 -42.2 42.2
ASPA e S 304.50 0.50 0.46 307.12 -2.62 1209.8 59 -40.3 40.3
WRA i-P 229.90 0.20 0.87 231.59 -1.69 1521.0 47 -42.2 42.2
WRA e S 371.00 0.50 0.46 372.60 -1.60 1521.0 47 -40.3 40.3
Velocity Ratios
FORT MEEK MRWA
FORT 1.74 1.72 1.75
0.01 0.07 0.02
MEEK 1.72 1.73 1.80
0.07 0.01 0.07
MRWA 1.75 1.80 1.75
0.02 0.07 0.00
Date 1994-02-22
Origin Time 2038 22.51 +- 0.53
Zone 50
Easting 505.55 +- 2.83 Longitude 117.059
Northing 6489.65 +- 3.22 Latitude -31.728
Depth 6.04 +- 11.63
Arrival times = 8 S.D. = 0.196 Seismographs = 4
Nearest recorder = 68.2 km Gap = 95.7 deg Accuracy = A
Effects Code = Imax = 0 Fault =
1 km S (178 deg) of ME3
WESTERN AUSTRALIA
117 km E ( 78 deg) of PERTH
12 km SE (157 deg) of Meckering
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 1.8
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i+P 33.80 0.10 1.30 33.69 0.11 68.2 77 5.3 5.3
KLB i S 41.40 0.20 1.02 41.44 -0.04 68.2 77 5.3 5.3
MUN i+P 36.40 0.10 1.28 36.43 -0.03 85.1 250 4.2 4.2
MUN i S 46.20 0.20 1.00 46.08 0.12 85.1 250 4.2 4.2
BAL i+P 43.50 0.10 1.23 43.25 0.25 128.8 344 -30.8 30.8
BAL i S 57.80 0.20 0.97 58.13 -0.33 128.8 344 2.8 2.8
NWAO i+P 43.70 0.10 1.23 43.95 -0.25 133.8 173 -30.8 30.8
NWAO i S 59.60 0.20 0.96 59.52 0.08 133.8 173 2.7 2.7
8 times used, S = 0.196
Deferred Data
MRWA e S 96.80 0.30 0.58 95.55 1.25 296.3 339 -40.3 40.3
MRWA e SMS 101.70 0.30 0.32 101.63 0.07 296.3 339 -25.4 25.4
MRWA e S2 101.70 0.30 0.32 100.95 0.75 296.3 339 -23.9 23.9
Velocity Ratios
KLB MUN BAL NWAO
KLB 1.67 0.00 1.69 1.84
0.03 0.00 0.08 0.08
MUN 0.00 1.71 1.63 1.84
0.00 0.03 0.11 0.11
BAL 1.69 1.63 1.68 0.00
0.08 0.11 0.02 0.00
NWAO 1.84 1.84 0.00 1.75
0.08 0.11 0.00 0.02
Date 1994-02-25
Origin Time 1048 27.85 +- 34.91
Zone 52
Easting 447.56 +- 564.22 Longitude 128.508
Northing 8162.19 +- 127.14 Latitude -16.622
Depth 5.00 +- 303.04 N
Arrival times = 5 S.D. = 0.552 Seismographs = 3
Nearest recorder = 100.3 km Gap = 254.1 deg Accuracy = C
Effects Code = Imax = 0 Fault =
100 km S (195 deg) of KNA
WESTERN AUSTRALIA
96 km S (194 deg) of Kununurra
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KNA e P 43.90 0.20 0.77 44.24 -0.34 100.3 15 2.9 2.9
KNA e S 55.30 0.30 0.64 55.60 -0.30 100.3 15 2.9 2.9
MTN e S 146.00 0.50 0.50 144.76 1.24 504.0 34 -40.3 40.3
WRA i-P 121.10 0.10 1.05 120.85 0.25 718.5 121 -42.2 42.2
WRA i S 189.50 0.30 0.76 189.95 -0.45 718.5 121 -40.3 40.3
5 times used, S = 0.552
Deferred Data
MTN e SG 163.50 1.00 0.43 167.09 -3.59 504.0 34 0.6 0.6
Velocity Ratios
KNA WRA
KNA 1.71 1.74
0.04 0.01
WRA 1.74 1.73
0.01 0.01
Date 1994-02-28
Origin Time 0758 9.06 +- 3.17
Zone 52
Easting 306.99 +- 11.98 Longitude 127.203
Northing 8315.26 +- 21.99 Latitude -15.232
Depth 5.00 +- 35.93 N
Arrival times = 8 S.D. = 0.446 Seismographs = 4
Nearest recorder = 177.3 km Gap = 189.8 deg Accuracy = C
Effects Code = Imax = 0 Fault =
177 km W (288 deg) of KNA
WESTERN AUSTRALIA
175 km W (290 deg) of Kununurra
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KNA i-P 36.40 0.10 1.20 36.60 -0.20 177.3 109 -42.2 42.2
KNA i S 57.30 0.20 0.94 57.19 0.11 177.3 109 -40.3 40.3
MTN e P 75.60 0.30 0.61 75.54 0.06 499.4 58 -42.2 42.2
MTN e S 125.00 1.00 0.43 125.00 0.00 499.4 58 -40.3 40.3
MTN e SG 147.00 0.50 0.50 147.03 -0.03 499.4 58 0.6 0.6
WRA e P 126.80 0.30 0.57 126.45 0.35 920.1 125 -42.2 42.2
MBL e P 140.00 1.00 0.45 138.87 1.13 1023.0 228 -42.2 42.2
MBL e S 234.00 2.00 0.35 235.24 -1.24 1023.0 228 -40.3 40.3
8 times used, S = 0.446
Deferred Data
WRA e S 215.70 0.50 0.47 213.62 2.08 920.1 125 -40.3 40.3
WARB e P 163.70 0.50 0.51 162.02 1.68 1214.2 182 -42.2 42.2
WARB e S 280.00 1.00 0.40 275.55 4.45 1214.2 182 -40.3 40.3
NANU w S 335.00 1.00 0.41 332.92 2.08 1487.0 234 -40.3 40.3
Velocity Ratios
KNA MTN MBL
KNA 1.76 1.73 1.71
0.01 0.05 0.04
MTN 1.73 1.74 1.69
0.05 0.02 0.08
MBL 1.71 1.69 1.72
0.04 0.08 0.03
Date 1994-02-28
Origin Time 0950 28.86 +- 173.13
Zone 50
Easting 837.48 +- 312.36 Longitude 120.241
Northing 7699.75 +-1346.49 Latitude -20.771
Depth 5.00 +- 446.78 N
Arrival times = 5 S.D. = 1.587 Seismographs = 3
Nearest recorder = 60.5 km Gap = 246.7 deg Accuracy = C
Effects Code = Imax = 0 Fault =
60 km NE ( 44 deg) of MBL
WESTERN AUSTRALIA
181 km E (107 deg) of PORT HEDLAND
67 km NE ( 49 deg) of Marble Bar
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign -10.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
MBL e P 38.00 0.10 0.92 38.76 -0.76 60.5 224 4.9 4.9
NANU e P 99.00 0.50 0.55 98.86 0.14 528.5 247 -42.2 42.2
NANU e S 153.00 1.00 0.43 150.92 2.08 528.5 247 -40.3 40.3
WARB e P 141.00 1.00 0.45 142.80 -1.80 891.5 133 -42.2 42.2
WARB e S 230.00 1.00 0.41 227.41 2.59 891.5 133 -40.3 40.3
5 times used, S = 1.587
Velocity Ratios
NANU WARB
NANU 1.77 1.83
0.03 0.12
WARB 1.83 1.79
0.12 0.03
Date 1994-02-28
Origin Time 2138 48.51 +- 0.47
Zone 50
Easting 508.78 +- 4.08 Longitude 117.092
Northing 6594.14 +- 4.52 Latitude -30.786
Depth 3.50 +- 13.88
Arrival times = 9 S.D. = 0.053 Seismographs = 5
Nearest recorder = 41.9 km Gap = 124.1 deg Accuracy = A
Effects Code = Imax = 0 Fault =
4 km W (263 deg) of CAR
WESTERN AUSTRALIA
175 km NE ( 43 deg) of PERTH
4 km SW (245 deg) of Cadoux
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.1
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
BAL i-P 55.40 0.10 1.35 55.37 0.03 41.9 298 5.2 5.2
BAL i S 60.10 0.20 1.06 60.12 -0.02 41.9 298 5.2 5.2
KLB i-P 66.40 0.10 1.25 66.41 -0.01 109.7 144 2.0 2.0
KLB e S 78.90 0.20 0.69 78.83 0.07 109.7 144 2.0 2.0
MUN e P 73.40 0.20 0.74 73.35 0.05 156.6 212 -30.8 30.8
MUN e S 91.70 0.20 0.66 91.79 -0.09 156.6 212 1.4 1.4
MRWA e P2 79.80 0.30 0.40 79.90 -0.10 203.3 328 -30.8 30.8
MRWA e S2 103.70 0.20 0.36 103.75 -0.05 203.3 328 -23.9 23.9
COOL e SG 155.60 1.00 0.44 155.69 -0.09 388.0 92 0.6 0.6
9 times used, S = 0.053
Deferred Data
CAS S-P 5.00 5.00 0.72 0.68 4.32 4.7 125 0.0 0.0
NWAO e S2 113.10 0.10 0.41 112.42 0.68 237.7 176 -23.9 23.9
NWAO e SMS 113.10 0.10 0.41 113.35 -0.25 237.7 176 -26.5 26.5
COOL e S 140.20 0.50 0.51 141.33 -1.13 388.0 92 -40.3 40.3
Velocity Ratios
BAL KLB MUN
BAL 1.68 1.71 1.76
0.05 0.07 0.05
KLB 1.71 1.70 1.83
0.07 0.02 0.14
MUN 1.76 1.83 1.74
0.05 0.14 0.02