Data Report
Bulletin / 2023-01
Contributed by CUPWA
Date 2023-01-05
Origin Time 0512 18.90 +- 1.15
Zone 50
Easting 617.79 +- 27.16 Longitude 118.273
Northing 6256.51 +- 14.80 Latitude -33.825
Depth 9.29 +- 28.95
Arrival times = 7 S.D. = 0.218 Seismographs = 6
Nearest recorder = 12.1 km Gap = 155.1 deg Accuracy = B
Effects Code = Imax = 0 Fault =
6 km N ( 19 deg) of GNOB
WESTERN AUSTRALIA
308 km SE (133 deg) of PERTH
135 km N ( 16 deg) of ALBANY
28 km NE ( 65 deg) of Gnowangerup
Record Dur Sync Unc Resp Seismometer Recorder Pol
AALB 0.00 Seismograph details unknown
AJ02 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 4.5
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
ONGR P 21.26 0.10 1.48 21.42 -0.16 12.1 110 38.3 38.3
ONGR S 23.40 1.00 0.84 23.17 0.23 12.1 110 38.3 38.3
DBYG P 30.08 0.10 1.30 29.94 0.14 67.0 311 8.1 8.1
AJ02 P 39.30 0.10 1.23 39.40 -0.10 129.2 293 -30.8 30.8
AALB P 40.50 0.20 1.07 40.15 0.35 134.6 194 -30.8 30.8
NWAO P 40.80 0.10 1.23 40.76 0.04 138.8 315 -30.8 30.8
RKGY P 41.70 0.20 1.06 42.01 -0.31 147.7 233 -30.8 30.8
7 times used, S = 0.218
Deferred Data
DBYG S 37.70 1.00 0.74 37.60 0.10 67.0 311 8.1 8.1
AJ02 S 53.90 1.00 0.70 54.69 -0.79 129.2 293 4.1 4.1
AALB S 57.40 1.00 0.70 56.10 1.30 134.6 194 -23.9 23.9
NWAO S 56.90 1.00 0.70 57.20 -0.30 138.8 315 -23.9 23.9
KLBR P 57.00 0.20 1.01 55.06 1.94 252.3 348 -42.2 42.2
KLBR S 85.40 1.00 0.66 82.09 3.31 252.3 348 -40.3 40.3
MUN P 59.80 0.20 1.00 58.57 1.23 281.4 316 -42.2 42.2
KORD P 66.70 0.30 0.91 65.00 1.70 334.7 347 -42.2 42.2
Velocity Ratios
ONGR
ONGR 1.91
0.53
Date 2023-01-14
Origin Time 1328 25.15 +- 5.63
Zone 50
Easting 753.12 +- 9.37 Longitude 119.694
Northing 6401.19 +- 12.94 Latitude -32.498
Depth 2.00 +- 50.69 N
Arrival times = 9 S.D. = 0.376 Seismographs = 7
Nearest recorder = 194.0 km Gap = 158.8 deg Accuracy = C
Effects Code = Imax = 0 Fault =
78 km E ( 94 deg) of HYDN
WESTERN AUSTRALIA
367 km E (101 deg) of PERTH
199 km W (260 deg) of NORSEMAN
Record Dur Sync Unc Resp Seismometer Recorder Pol
COLG 0.00 Seismograph details unknown
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
ONGR P 55.04 0.10 1.19 55.05 -0.01 194.0 218 -42.2 42.2
ONGR S 77.30 1.00 0.68 77.36 -0.06 194.0 218 -40.3 40.3
KLBR P 56.50 0.20 1.03 56.86 -0.36 208.9 298 -42.2 42.2
KLBR S 80.40 1.00 0.67 80.51 -0.11 208.9 298 -40.3 40.3
DBYG P 56.90 0.30 0.95 57.00 -0.10 210.1 240 -42.2 42.2
COLG P 58.90 0.20 1.02 58.34 0.56 221.1 39 -42.2 42.2
NWAO P 60.55 0.30 0.94 60.08 0.47 235.5 257 -42.2 42.2
KMBL P 60.40 0.30 0.93 60.97 -0.57 242.8 59 -42.2 42.2
MEKS P 63.80 0.30 0.93 63.72 0.08 265.7 288 -42.2 42.2
9 times used, S = 0.376
Deferred Data
COR2 P 52.54 0.50 0.86 54.36 -1.82 188.3 283 -42.2 42.2
COLG S 83.90 1.00 0.67 83.09 0.81 221.1 39 -40.3 40.3
MEEK P 112.40 0.50 0.77 111.19 1.21 658.0 350 -42.2 42.2
FORT P 130.60 0.50 0.64 130.71 -0.11 819.8 78 -42.2 42.2
Velocity Ratios
ONGR KLBR
ONGR 1.74 0.00
0.04 0.00
KLBR 0.00 1.76
0.00 0.04
Date 2023-01-17
Origin Time 0147 8.37 +- 0.87
Zone 50
Easting 631.74 +- 9.68 Longitude 118.378
Northing 6583.31 +- 5.81 Latitude -30.876
Depth 9.61 +- 22.46
Arrival times = 9 S.D. = 0.214 Seismographs = 6
Nearest recorder = 23.4 km Gap = 158.3 deg Accuracy = B
Effects Code = Imax = 0 Fault =
16 km E ( 74 deg) of MUKI
WESTERN AUSTRALIA
268 km NE ( 64 deg) of PERTH
18 km E ( 74 deg) of Mukinbudin
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.8
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
WATG P 12.20 0.10 1.41 12.51 -0.31 23.4 312 22.5 22.5
WATG S 15.40 1.00 0.80 15.38 0.02 23.4 312 22.5 22.5
KORD P 22.24 0.10 1.28 22.11 0.13 83.7 269 6.6 6.6
BCON P 22.30 0.10 1.28 22.15 0.15 83.9 315 6.7 6.7
BCON S 32.00 1.00 0.73 31.70 0.30 83.9 315 6.7 6.7
STHX P 24.70 0.20 1.10 24.54 0.16 98.7 113 5.7 5.7
KLBR P 24.50 0.10 1.26 24.61 -0.11 99.1 216 5.7 5.7
KLBR S 36.20 1.00 0.72 35.87 0.33 99.1 216 5.7 5.7
COR2 P 31.15 0.10 1.22 31.29 -0.14 146.5 203 -30.8 30.8
9 times used, S = 0.214
Deferred Data
KORD S 32.40 1.00 0.73 31.63 0.77 83.7 269 6.6 6.6
STHX S 35.70 1.00 0.72 35.76 -0.06 98.7 113 5.7 5.7
COR2 S 48.20 1.00 0.69 48.59 -0.39 146.5 203 -23.9 23.9
MEKS P 34.20 0.10 1.21 32.74 1.46 157.0 233 -30.8 30.8
MEKS S 52.70 1.00 0.69 51.21 1.49 157.0 233 -23.9 23.9
Velocity Ratios
WATG BCON KLBR
WATG 1.83 0.00 1.69
0.32 0.00 0.19
BCON 0.00 1.70 0.00
0.00 0.08 0.00
KLBR 1.69 0.00 1.73
0.19 0.00 0.07
Date 2023-01-29
Origin Time 0229 6.69 +- 2.50
Zone 51
Easting 320.03 +- 14.08 Longitude 120.987
Northing 5942.17 +- 30.34 Latitude -36.649
Depth 36.50 +-1071.08
Arrival times = 9 S.D. = 0.165 Seismographs = 7
Nearest recorder = 389.0 km Gap = 253.7 deg Accuracy = C
Effects Code = Imax = 0 Fault =
333 km SE (124 deg) of AALB
704 km SE (139 deg) of PERTH
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 3.3
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
ONGR P 57.30 0.10 1.11 57.07 0.23 389.0 322 0.0 42.2
ONGR S 94.20 1.00 0.63 94.47 -0.27 389.0 322 0.0 40.3
TMBL P 60.70 0.10 1.11 60.83 -0.13 420.2 312 0.0 42.2
RKGY P 61.80 0.10 1.10 61.85 -0.05 428.4 300 0.0 42.2
NWAO P 75.24 0.30 0.87 75.06 0.18 537.8 319 0.0 42.2
NWAO S 126.00 1.00 0.61 125.79 0.21 537.8 319 0.0 40.3
KLBR P 86.80 0.30 0.85 86.94 -0.14 635.9 331 0.0 42.2
MEKS P 89.70 0.20 0.92 89.76 -0.06 659.3 325 0.0 42.2
FORT P 121.50 0.30 0.82 121.52 -0.02 922.1 47 0.0 42.2
9 times used, S = 0.165
Deferred Data
TMBL S 101.70 1.00 0.63 101.01 0.69 420.2 312 0.0 40.3
RKGY S 103.00 1.00 0.63 102.78 0.22 428.4 300 0.0 40.3
DBYG P 66.80 0.20 0.95 66.32 0.48 465.4 319 0.0 42.2
DBYG S 110.71 0.10 0.99 110.56 0.15 465.4 319 0.0 40.3
COR2 P 80.70 0.20 0.87 81.09 -0.39 587.6 328 0.0 42.2
COR2 S 135.20 1.00 0.48 136.29 -1.09 587.6 328 0.0 40.3
KMBL P 80.50 0.30 0.86 81.58 -1.08 591.6 8 0.0 42.2
MEKS S 151.20 1.00 0.60 151.37 -0.17 659.3 325 0.0 40.3
WATG P 94.80 0.30 0.84 95.38 -0.58 705.9 337 0.0 42.2
WATG S 159.00 1.00 0.60 161.16 -2.16 705.9 337 0.0 40.3
Velocity Ratios
ONGR NWAO
ONGR 1.73 1.77
0.02 0.15
NWAO 1.77 1.74
0.15 0.02