Data Report
Bulletin / 2018-02
Contributed by CUPWA
Date 2018-02-02
Origin Time 0823 12.65 +- 1.79
Zone 50
Easting 622.96 +- 10.59 Longitude 118.325
Northing 6283.42 +- 8.48 Latitude -33.582
Depth 2.00 +- 23.06 N
Arrival times = 9 S.D. = 0.298 Seismographs = 7
Nearest recorder = 45.9 km Gap = 156.0 deg Accuracy = B
Effects Code = Imax = 0 Fault =
27 km W (254 deg) of PIN
WESTERN AUSTRALIA
294 km SE (129 deg) of PERTH
163 km N ( 15 deg) of ALBANY
49 km NE ( 38 deg) of Gnowangerup
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.5
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
GNOT S 25.50 0.50 0.88 25.34 0.16 45.9 210 2.9 2.9
KULI P 29.50 0.50 0.91 29.34 0.16 102.3 351 1.3 1.3
NWAO P 32.56 0.10 1.24 33.04 -0.48 125.0 305 1.0 1.0
NWAO S 47.50 1.00 0.70 47.18 0.32 125.0 305 1.0 1.0
PING P 39.75 0.50 0.87 39.81 -0.06 172.3 313 -30.8 30.8
PING S 60.50 1.00 0.68 60.22 0.28 172.3 313 -23.9 23.9
KLBR P 46.82 0.10 1.17 46.55 0.27 227.1 346 -42.2 42.2
BLDU P 62.96 0.20 0.98 62.97 -0.01 362.8 334 -42.2 42.2
KMBL P 69.22 0.30 0.89 69.37 -0.15 415.7 54 -42.2 42.2
9 times used, S = 0.298
Deferred Data
GNOT P 17.48 1.00 0.85 20.14 -2.66 45.9 210 2.9 2.9
KULI S 42.00 1.00 0.71 40.91 1.09 102.3 351 1.3 1.3
RKGY P 38.44 0.20 1.05 39.30 -0.86 168.6 226 -30.8 30.8
RKGY S 57.80 1.00 0.68 59.24 -1.44 168.6 226 0.8 0.8
KLBR S 72.80 1.00 0.67 71.83 0.97 227.1 346 -40.3 40.3
MUN P 52.20 0.30 0.93 51.29 0.91 266.2 311 -42.2 42.2
MUN S 84.50 1.00 0.66 80.06 4.44 266.2 311 -40.3 40.3
MORW P 86.10 0.20 0.94 85.05 1.05 545.5 335 -42.2 42.2
FORT P 137.00 0.30 0.81 136.68 0.32 972.6 73 -42.2 42.2
Velocity Ratios
NWAO PING
NWAO 1.75 0.00
0.06 0.00
PING 0.00 1.77
0.00 0.07
Date 2018-02-10
Origin Time 2330 13.81 +- 0.87
Zone 50
Easting 559.49 +- 15.50 Longitude 117.624
Northing 6556.87 +- 8.29 Latitude -31.120
Depth 2.57 +- 17.73
Arrival times = 9 S.D. = 0.075 Seismographs = 5
Nearest recorder = 35.3 km Gap = 189.2 deg Accuracy = A
Effects Code = Imax = 0 Fault =
28 km N (351 deg) of KBN
WESTERN AUSTRALIA
192 km NE ( 62 deg) of PERTH
35 km SE (157 deg) of Koorda
Record Dur Sync Unc Resp Seismometer Recorder Pol
KOO6 0.00 Seismograph details unknown
MECK 0.00 Seismograph details unknown
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
KOO6 P 19.61 0.05 1.58 19.58 0.03 35.3 337 4.6 4.6
KOO6 S 23.60 1.00 0.78 23.59 0.01 35.3 337 4.6 4.6
KLBR P 22.56 0.10 1.33 22.57 -0.01 53.7 166 3.1 3.1
KLBR S 28.67 0.50 0.87 28.65 0.02 53.7 166 3.1 3.1
BLDU P 30.72 0.10 1.26 30.79 -0.07 104.0 302 1.6 1.6
BLDU S 42.43 1.00 0.71 42.56 -0.13 104.0 302 1.6 1.6
MUN P 39.98 0.20 1.05 39.84 0.14 164.6 234 -30.8 30.8
NWAO P 44.72 0.20 1.03 44.80 -0.08 203.6 190 -42.2 42.2
NWAO S 67.90 1.00 0.67 67.93 -0.03 203.6 190 -40.3 40.3
9 times used, S = 0.075
Deferred Data
MECK P 27.71 0.05 1.47 27.12 0.59 81.5 225 2.0 2.0
MECK S 36.76 1.00 0.73 36.34 0.42 81.5 225 2.0 2.0
MUN S 58.80 1.00 0.68 59.28 -0.48 164.6 234 1.0 1.0
Velocity Ratios
KOO6 KLBR BLDU NWAO
KOO6 1.69 0.00 0.00 1.76
0.19 0.00 0.00 0.10
KLBR 0.00 1.70 0.00 1.77
0.00 0.08 0.00 0.09
BLDU 0.00 0.00 1.69 1.82
0.00 0.00 0.07 0.19
NWAO 1.76 1.77 1.82 1.75
0.10 0.09 0.19 0.04
Date 2018-02-11
Origin Time 1105 8.48 +- 9.21
Zone 50
Easting 524.17 +- 91.07 Longitude 117.256
Northing 6461.01 +- 59.18 Latitude -31.987
Depth 2.00 +- 393.40 N
Arrival times = 5 S.D. = 0.340 Seismographs = 5
Nearest recorder = 62.7 km Gap = 134.0 deg Accuracy = C
Effects Code = Imax = 0 Fault =
1 km W (281 deg) of QUW
WESTERN AUSTRALIA
133 km E ( 92 deg) of PERTH
34 km NE ( 64 deg) of Beverley
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
PING S 26.50 0.50 0.85 25.82 0.68 62.7 203 2.1 2.1
KLBR P 19.08 0.10 1.31 18.99 0.09 64.4 47 2.1 2.1
MUN P 24.47 0.10 1.26 24.63 -0.16 99.0 270 1.3 1.3
NWAO P 25.13 0.10 1.26 25.48 -0.35 104.2 181 1.2 1.2
BLDU P 34.20 0.20 1.05 34.07 0.13 161.0 341 -30.8 30.8
5 times used, S = 0.340
Deferred Data
PING w P 19.38 1.00 0.59 18.72 0.66 62.7 203 2.1 2.1
KLBR S 25.65 1.00 0.74 26.28 -0.63 64.4 47 2.1 2.1
MUN S 36.41 1.00 0.72 35.82 0.59 99.0 270 1.3 1.3
NWAO S 37.60 1.00 0.71 37.27 0.33 104.2 181 1.2 1.2
BLDU S 53.00 1.00 0.69 52.96 0.04 161.0 341 0.8 0.8
NO VELOCITY RATIOS
Date 2018-02-14
Origin Time 0026 16.64 +- 8.48
Zone 50
Easting 555.62 +- 56.57 Longitude 117.594
Northing 6365.96 +- 57.68 Latitude -32.843
Depth 2.00 +- 123.10 N
Arrival times = 6 S.D. = 0.412 Seismographs = 4
Nearest recorder = 35.0 km Gap = 248.2 deg Accuracy = C
Effects Code = Imax = 0 Fault =
35 km E ( 74 deg) of NWAO
WESTERN AUSTRALIA
241 km N (354 deg) of ALBANY
192 km SE (122 deg) of PERTH
170 km SE (128 deg) of Mundaring
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
NWAO P 22.39 0.10 1.37 22.36 0.02 35.0 254 3.7 3.7
NWAO S 26.65 0.50 0.89 26.33 0.32 35.0 254 3.7 3.7
PING S-P 8.00 1.00 0.82 7.65 0.35 67.6 303 0.0 0.0
KLBR P 39.53 0.10 1.22 39.22 0.31 139.5 6 -30.8 30.8
KLBR S 55.23 1.00 0.70 55.19 0.04 139.5 6 1.0 1.0
MUN P 41.62 0.20 1.05 42.33 -0.71 161.8 306 -30.8 30.8
6 times used, S = 0.412
Deferred Data
PING w P 27.81 0.10 0.93 27.67 0.14 67.6 303 1.9 1.9
MUN S 60.80 1.00 0.69 61.33 -0.53 161.8 306 0.8 0.8
RKGY P 48.85 0.30 0.95 47.76 1.09 204.0 196 -42.2 42.2
RKGY S 72.80 1.00 0.67 70.96 1.84 204.0 196 -40.3 40.3
RKGY SG 72.80 1.00 0.67 73.00 -0.20 204.0 196 0.6 0.6
Velocity Ratios
NWAO KLBR
NWAO 1.74 1.67
0.12 0.11
KLBR 1.67 1.69
0.11 0.05
Date 2018-02-19
Origin Time 0944 14.95 +- 32.89
Zone 50
Easting 689.53 +- 110.84 Longitude 119.034
Northing 6322.15 +- 130.74 Latitude -33.223
Depth 2.00 +- 235.87 N
Arrival times = 5 S.D. = 0.316 Seismographs = 5
Nearest recorder = 102.5 km Gap = 177.1 deg Accuracy = C
Effects Code = Imax = 0 Fault =
50 km NE ( 50 deg) of PIN
WESTERN AUSTRALIA
331 km SE (116 deg) of PERTH
224 km NE ( 29 deg) of ALBANY
Record Dur Sync Unc Resp Seismometer Recorder Pol
GNOT 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.4
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KULI P 31.43 0.05 1.44 31.68 -0.25 102.5 306 1.3 1.3
NWAO P 41.94 0.10 1.20 41.97 -0.02 171.3 280 -30.8 30.8
KLBR P 48.16 0.10 1.18 47.66 0.50 217.2 326 -42.2 42.2
RKGY P 51.01 0.20 1.01 50.96 0.05 244.5 230 -42.2 42.2
KMBL P 62.14 0.30 0.91 62.39 -0.25 339.0 53 -42.2 42.2
5 times used, S = 0.316
Deferred Data
KULI S 45.80 1.00 0.71 43.28 2.52 102.5 306 1.3 1.3
GNOT S 50.30 1.00 0.71 47.94 2.36 119.4 228 1.1 1.1
NWAO S 64.34 1.00 0.68 62.25 2.09 171.3 280 -23.9 23.9
KLBR S 74.35 1.00 0.67 72.06 2.29 217.2 326 -40.3 40.3
RKGY SG 81.20 1.00 0.66 82.49 -1.29 244.5 230 0.5 0.5
RKGY S 81.20 1.00 0.66 77.80 3.40 244.5 230 -40.3 40.3
MUN P 60.60 0.20 0.99 57.53 3.07 298.9 296 -42.2 42.2
MUN S 93.40 1.00 0.65 89.24 4.16 298.9 296 -40.3 40.3
NO VELOCITY RATIOS
Date 2018-02-22
Origin Time 0653 11.48 +- 3.60
Zone 50
Easting 577.61 +- 60.34 Longitude 117.823
Northing 6447.26 +- 17.53 Latitude -32.108
Depth 2.00 +- 149.89 N
Arrival times = 7 S.D. = 0.074 Seismographs = 3
Nearest recorder = 6.9 km Gap = 217.5 deg Accuracy = B
Effects Code = Imax = 0 Fault =
6 km E (111 deg) of COR2
WESTERN AUSTRALIA
187 km E ( 96 deg) of PERTH
25 km N (350 deg) of Corrigin
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.4
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
COR2 S-P 0.90 2.00 0.84 0.82 0.08 6.9 291 0.0 0.0
COR2 i P 12.59 0.03 1.95 12.66 -0.07 6.9 291 18.5 18.5
COR2 S 13.54 0.20 1.20 13.48 0.06 6.9 291 18.5 18.5
KLBR P 20.93 0.10 1.32 20.89 0.04 57.6 353 2.3 2.3
KLBR S 27.50 1.00 0.75 27.42 0.08 57.6 353 2.3 2.3
NWAO P 28.84 0.10 1.25 28.82 0.02 106.3 211 1.2 1.2
NWAO S 40.96 1.00 0.71 40.85 0.11 106.3 211 1.2 1.2
7 times used, S = 0.074
Deferred Data
MUN P 35.35 0.20 1.06 35.96 -0.61 153.1 274 -30.8 30.8
MUN S 53.50 1.00 0.69 53.78 -0.28 153.1 274 0.8 0.8
BLDU P 40.31 0.20 1.03 41.73 -1.42 196.8 327 -42.2 42.2
BLDU S 64.14 1.00 0.67 64.29 -0.15 196.8 327 -40.3 40.3
RKGY P 54.10 0.30 0.92 52.78 1.32 288.2 195 -42.2 42.2
RKGY S 85.40 1.00 0.65 83.54 1.86 288.2 195 -40.3 40.3
KMBL P 64.85 0.30 0.89 65.62 -0.77 394.4 79 -42.2 42.2
KMBL S 105.30 1.00 0.63 105.89 -0.59 394.4 79 -40.3 40.3
Velocity Ratios
COR2 KLBR NWAO
COR2 1.86 1.67 1.69
0.24 0.17 0.09
KLBR 1.67 1.70 0.00
0.17 0.13 0.00
NWAO 1.69 0.00 1.70
0.09 0.00 0.07
Date 2018-02-27
Origin Time 0250 23.67 +- 1.35
Zone 50
Easting 517.22 +- 11.18 Longitude 117.183
Northing 6443.15 +- 8.62 Latitude -32.148
Depth 2.00 +- 30.01 N
Arrival times = 8 S.D. = 0.170 Seismographs = 4
Nearest recorder = 82.0 km Gap = 135.6 deg Accuracy = C
Effects Code = Imax = 0 Fault =
18 km SW (207 deg) of QUA
WESTERN AUSTRALIA
128 km E (100 deg) of PERTH
24 km E ( 97 deg) of Beverley
Record Dur Sync Unc Resp Seismometer Recorder Pol
MECK 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLBR P 37.06 0.10 1.28 37.06 -0.00 82.0 41 1.6 1.6
KLBR S 46.35 1.00 0.73 46.34 0.01 82.0 41 1.6 1.6
NWAO P 37.68 0.10 1.28 37.78 -0.10 86.5 176 1.5 1.5
NWAO S 47.80 1.00 0.72 47.57 0.23 86.5 176 1.5 1.5
MUN P 38.85 0.20 1.10 38.99 -0.14 93.9 281 1.4 1.4
MUN S 49.80 1.00 0.72 49.61 0.19 93.9 281 1.4 1.4
BLDU P 51.60 0.20 1.04 51.37 0.23 176.1 345 -30.8 30.8
BLDU S 71.84 1.00 0.68 72.12 -0.28 176.1 345 -40.3 40.3
8 times used, S = 0.170
Deferred Data
MECK w P 36.24 0.20 1.07 33.39 2.85 59.5 343 2.1 2.1
MECK S 41.70 1.00 0.59 40.13 1.57 59.5 343 2.1 2.1
CADX P 45.24 0.10 1.21 48.12 -2.88 152.9 358 -30.8 30.8
CADX S 65.80 1.00 0.55 65.91 -0.11 152.9 358 0.9 0.9
BR4 P 55.40 0.10 1.19 54.15 1.25 198.7 33 -42.2 42.2
BR4 S 79.15 1.00 0.54 76.88 2.27 198.7 33 -40.3 40.3
BR4 SG 79.15 1.00 0.54 78.55 0.60 198.7 33 0.7 0.7
RKGY P 65.30 0.30 0.92 63.20 2.10 273.6 183 -42.2 42.2
RKGY S 95.90 1.00 0.65 92.64 3.26 273.6 183 -40.3 40.3
MORW S 111.70 1.00 0.64 110.51 1.19 358.5 341 -40.3 40.3
MEEK P 108.15 0.30 0.85 105.86 2.29 626.1 13 -42.2 42.2
MEEK S 166.50 1.00 0.60 166.90 -0.40 626.1 13 -40.3 40.3
Velocity Ratios
KLBR NWAO MUN BLDU
KLBR 1.69 0.00 0.00 1.75
0.09 0.00 0.00 0.18
NWAO 0.00 1.72 0.00 1.73
0.00 0.08 0.00 0.18
MUN 0.00 0.00 1.72 0.00
0.00 0.00 0.09 0.00
BLDU 1.75 1.73 0.00 1.72
0.18 0.18 0.00 0.05