Data Report
Bulletin / 2022-01
Contributed by CUPWA
Date 2022-01-05
Origin Time 1133 1.91 +- 1.02
Zone 50
Easting 498.88 +- 5.50 Longitude 116.988
Northing 6308.09 +- 4.29 Latitude -33.366
Depth 2.32 +- 14.05
Arrival times = 13 S.D. = 0.129 Seismographs = 10
Nearest recorder = 53.9 km Gap = 105.9 deg Accuracy = B
Effects Code = Imax = 0 Fault =
1 km N (338 deg) of AJ03
WESTERN AUSTRALIA
199 km NW (336 deg) of ALBANY
190 km SE (146 deg) of PERTH
4 km SW (245 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AHAR 0.00 Seismograph details unknown
AJ03 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO P 10.95 0.10 1.33 11.06 -0.11 53.9 25 1.4 36.7
NWAO S 17.20 1.00 0.75 17.02 0.18 53.9 25 1.4 30.6
DBYG P 13.40 0.10 1.30 13.56 -0.16 69.6 95 -20.5 41.3
DBYG S 21.60 1.00 0.74 21.38 0.22 69.6 95 1.1 30.6
TMBL P 17.70 0.10 1.26 17.69 0.01 96.2 141 -20.5 41.3
AHAR P 19.40 0.20 1.09 19.30 0.10 106.6 286 -20.5 41.3
AKUL S 38.50 1.00 0.70 38.30 0.20 133.4 54 -16.6 34.4
RKGY P 24.20 0.20 1.07 24.22 -0.02 137.8 180 -20.5 41.3
RKGY S 39.60 1.00 0.70 39.47 0.13 137.8 180 -16.6 34.4
KLBR P 34.14 0.20 1.03 34.11 0.03 209.5 20 -42.6 53.8
KORD P 42.70 0.20 1.00 42.74 -0.04 280.2 10 -42.6 53.8
BCON P 50.72 0.20 0.98 50.59 0.13 343.8 12 -42.6 53.8
MORW P 67.70 0.30 0.87 67.89 -0.19 484.9 349 -42.6 53.8
13 times used, S = 0.129
Deferred Data
AJ03 S-P 2.00 5.00 0.76 0.29 1.71 1.3 158 0.0 0.0
TMBL S 26.95 1.00 0.72 28.42 -1.47 96.2 141 -16.6 34.4
AHAR S 31.60 1.00 0.71 31.14 0.46 106.6 286 -16.6 34.4
AKUL P 22.37 0.20 1.07 23.53 -1.16 133.4 54 -20.5 41.3
ONGR P 24.30 0.20 1.06 24.83 -0.53 141.8 113 -20.5 41.3
COR2 P 27.10 0.20 1.05 27.55 -0.45 159.1 26 -20.5 41.3
COR2 SG 46.90 1.00 0.69 46.14 0.76 159.1 26 0.5 30.6
MEKS P 30.95 0.10 1.19 31.03 -0.08 184.6 1 -42.6 53.8
MEKS S 53.30 1.00 0.68 51.85 1.45 184.6 1 -16.6 34.4
KLBR S 57.40 1.00 0.67 58.01 -0.61 209.5 20 -38.2 47.4
KORD S 72.74 1.00 0.65 73.31 -0.57 280.2 10 -38.2 47.4
Velocity Ratios
NWAO DBYG RKGY
NWAO 1.69 0.00 1.69
0.13 0.00 0.19
DBYG 0.00 1.71 0.00
0.00 0.10 0.00
RKGY 1.69 0.00 1.69
0.19 0.00 0.06
Date 2022-01-05
Origin Time 1137 2.46 +- 0.38
Zone 50
Easting 499.51 +- 3.90 Longitude 116.995
Northing 6308.12 +- 2.98 Latitude -33.366
Depth 6.76 +- 12.20
Arrival times = 13 S.D. = 0.181 Seismographs = 11
Nearest recorder = 53.6 km Gap = 105.5 deg Accuracy = B
Effects Code = Imax = 0 Fault =
1 km N ( 8 deg) of AJ03
WESTERN AUSTRALIA
198 km NW (336 deg) of ALBANY
190 km SE (146 deg) of PERTH
4 km SW (242 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AHAR 0.00 Seismograph details unknown
AJ03 0.00 Seismograph details unknown
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
NWAO P 11.30 0.10 1.33 11.34 -0.04 53.6 24 0.1 41.3
NWAO S 17.60 1.00 0.75 17.34 0.26 53.6 24 0.1 34.4
DBYG P 13.85 0.05 1.49 13.75 0.10 69.0 95 0.0 41.3
DBYG S 21.47 0.50 0.85 21.43 0.04 69.0 95 0.0 34.4
TMBL P 18.00 0.10 1.26 17.93 0.08 95.9 141 0.0 41.3
AHAR P 19.80 0.20 1.09 19.68 0.12 107.2 286 0.0 41.3
AKUL P 23.82 0.20 1.07 23.73 0.09 132.8 54 0.0 41.3
RKGY P 24.44 0.30 0.98 24.52 -0.08 137.9 180 0.0 41.3
ONGR P 24.80 0.20 1.06 25.03 -0.23 141.2 113 0.0 41.3
COR2 P 27.47 0.20 1.05 27.79 -0.32 158.8 26 0.0 41.3
MEKS P 31.30 0.20 1.04 31.07 0.23 184.5 1 -38.2 53.8
KORD P 42.83 0.30 0.92 42.77 0.06 280.0 9 -38.2 53.8
BLDU P 45.70 0.30 0.91 46.05 -0.35 306.5 354 -38.2 53.8
13 times used, S = 0.181
Deferred Data
AJ03 S-P 2.00 5.00 0.75 0.76 1.24 1.2 187 0.0 0.0
TMBL S 29.70 1.00 0.72 28.52 1.18 95.9 141 0.0 34.4
AHAR S 32.04 1.00 0.71 31.50 0.54 107.2 286 0.0 34.4
AKUL S 39.26 1.00 0.70 38.36 0.90 132.8 54 0.0 34.4
RKGY S 40.20 1.00 0.70 39.68 0.52 137.9 180 0.0 34.4
ONGR S 41.70 1.00 0.69 40.56 1.14 141.2 113 0.0 34.4
COR2 S 46.57 1.00 0.69 45.24 1.33 158.8 26 0.0 34.4
MEKS S 54.45 1.00 0.68 52.04 2.41 184.5 1 0.0 34.4
KLBR P 33.10 0.20 1.03 34.12 -1.02 209.3 20 -38.2 53.8
KLBR S 58.04 1.00 0.67 57.74 0.30 209.3 20 -34.9 47.4
KORD S 73.54 1.00 0.65 73.07 0.47 280.0 9 -34.9 47.4
WATG P 47.20 0.30 0.91 46.85 0.35 313.3 21 -38.2 53.8
Velocity Ratios
NWAO DBYG
NWAO 1.71 0.00
0.13 0.00
DBYG 0.00 1.67
0.00 0.05
Date 2022-01-05
Origin Time 1242 9.13 +- 0.71
Zone 50
Easting 498.02 +- 4.76 Longitude 116.979
Northing 6306.35 +- 4.60 Latitude -33.382
Depth 4.64 +- 17.59
Arrival times = 10 S.D. = 0.131 Seismographs = 7
Nearest recorder = 55.8 km Gap = 107.3 deg Accuracy = B
Effects Code = Imax = 0 Fault =
1 km SW (246 deg) of AJ03
WESTERN AUSTRALIA
197 km NW (335 deg) of ALBANY
191 km SE (147 deg) of PERTH
6 km SW (233 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
ABUS 0.00 Seismograph details unknown
AHAR 0.00 Seismograph details unknown
AJ03 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
NWAO P 18.20 0.10 1.32 18.27 -0.07 55.8 25 5.0 5.0
NWAO S 24.90 1.00 0.75 24.60 0.30 55.8 25 5.0 5.0
DBYG P 20.70 0.10 1.30 20.63 0.07 70.3 93 4.0 4.0
TMBL P 24.70 0.10 1.27 24.72 -0.02 95.4 140 2.8 2.8
AHAR P 26.35 0.30 1.01 26.48 -0.13 106.3 287 2.5 2.5
AHAR S 38.60 1.00 0.71 38.52 0.08 106.3 287 2.5 2.5
AKUL P 30.90 0.20 1.07 30.87 0.03 135.1 54 -30.8 30.8
AKUL S 46.30 1.00 0.70 46.47 -0.17 135.1 54 2.1 2.1
RKGY P 31.16 0.20 1.07 31.01 0.15 136.1 180 -30.8 30.8
ONGR P 31.65 0.20 1.06 31.82 -0.17 141.9 112 -30.8 30.8
10 times used, S = 0.131
Deferred Data
AJ03 S-P 3.00 5.00 0.76 0.55 2.45 1.4 66 0.0 0.0
DBYG S 29.35 1.00 0.74 28.60 0.75 70.3 93 4.0 4.0
TMBL S 36.05 1.00 0.72 35.53 0.52 95.4 140 2.8 2.8
RKGY S 47.10 1.00 0.70 46.75 0.35 136.1 180 2.1 2.1
ABUS P 31.65 0.20 1.06 33.12 -1.47 151.4 257 -30.8 30.8
ABUS S 53.15 1.00 0.69 50.97 2.18 151.4 257 1.8 1.8
KORD P 49.90 0.20 1.00 49.37 0.53 282.0 10 -42.2 42.2
WATG P 54.50 0.20 0.99 53.41 1.09 315.5 21 -42.2 42.2
Velocity Ratios
NWAO AHAR AKUL
NWAO 1.74 0.00 0.00
0.13 0.00 0.00
AHAR 0.00 1.71 0.00
0.00 0.09 0.00
AKUL 0.00 0.00 1.71
0.00 0.00 0.06
Date 2022-01-05
Origin Time 1258 50.21 +- 1.20
Zone 50
Easting 497.90 +- 10.86 Longitude 116.977
Northing 6307.53 +- 5.58 Latitude -33.371
Depth 3.47 +- 19.01
Arrival times = 11 S.D. = 0.143 Seismographs = 6
Nearest recorder = 54.8 km Gap = 205.8 deg Accuracy = B
Effects Code = Imax = 0 Fault =
1 km S (173 deg) of AJ01
WESTERN AUSTRALIA
199 km NW (335 deg) of ALBANY
190 km SE (146 deg) of PERTH
5 km SW (244 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AJ03 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
NWAO P 59.10 0.10 1.32 59.17 -0.07 54.8 25 3.9 3.9
NWAO S 65.60 1.00 0.75 65.38 0.22 54.8 25 3.9 3.9
DBYG P 61.72 0.10 1.30 61.73 -0.01 70.5 94 3.1 3.1
DBYG S 69.90 1.00 0.74 69.72 0.18 70.5 94 3.1 3.1
TMBL P 65.87 0.10 1.26 65.95 -0.08 96.4 140 2.1 2.1
TMBL S 77.00 1.00 0.72 76.86 0.14 96.4 140 2.1 2.1
AKUL P 71.90 0.20 1.07 71.96 -0.06 134.5 54 -30.8 30.8
AKUL S 87.40 1.00 0.70 87.37 0.03 134.5 54 1.6 1.6
RKGY P 72.60 0.20 1.07 72.35 0.25 137.3 180 -30.8 30.8
RKGY S 88.00 1.00 0.70 88.14 -0.14 137.3 180 1.6 1.6
ONGR P 72.90 0.20 1.06 73.07 -0.17 142.4 113 -30.8 30.8
11 times used, S = 0.143
Deferred Data
AJ03 S-P 3.00 5.00 0.51 0.43 2.57 1.6 113 0.0 0.0
KLBR P 82.60 0.20 1.03 81.94 0.66 210.4 20 -42.2 42.2
KORD P 90.80 0.30 0.92 90.44 0.36 280.9 10 -42.2 42.2
Velocity Ratios
NWAO DBYG TMBL AKUL RKGY
NWAO 1.73 0.00 0.00 0.00 1.66
0.13 0.00 0.00 0.00 0.19
DBYG 0.00 1.71 0.00 0.00 0.00
0.00 0.10 0.00 0.00 0.00
TMBL 0.00 0.00 1.71 0.00 0.00
0.00 0.00 0.08 0.00 0.00
AKUL 0.00 0.00 0.00 1.71 0.00
0.00 0.00 0.00 0.06 0.00
RKGY 1.66 0.00 0.00 0.00 1.69
0.19 0.00 0.00 0.00 0.06
Date 2022-01-05
Origin Time 1819 31.74 +- 1.93
Zone 50
Easting 498.58 +- 15.20 Longitude 116.985
Northing 6306.71 +- 7.09 Latitude -33.379
Depth 5.09 +- 19.42
Arrival times = 8 S.D. = 0.053 Seismographs = 6
Nearest recorder = 55.2 km Gap = 204.5 deg Accuracy = B
Effects Code = Imax = 0 Fault =
0 km W (254 deg) of AJ03
WESTERN AUSTRALIA
197 km NW (335 deg) of ALBANY
191 km SE (146 deg) of PERTH
5 km SW (233 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AJ01 0.00 Seismograph details unknown
AJ03 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
NWAO P 40.80 0.10 1.32 40.79 0.01 55.2 24 5.5 5.5
NWAO S 47.10 1.00 0.75 47.06 0.04 55.2 24 5.5 5.5
DBYG P 43.18 0.10 1.30 43.15 0.03 69.8 94 4.4 4.4
TMBL P 47.28 0.10 1.27 47.31 -0.03 95.4 140 3.1 3.1
AKUL P 53.40 0.10 1.23 53.34 0.06 134.4 54 -30.8 30.8
AKUL S 68.80 1.00 0.70 68.89 -0.09 134.4 54 2.3 2.3
RKGY P 53.64 0.20 1.07 53.62 0.02 136.5 180 -30.8 30.8
COR2 P 56.90 0.20 1.05 56.99 -0.09 160.5 26 -30.8 30.8
8 times used, S = 0.053
Deferred Data
AJ03 S-P 3.00 5.00 0.77 0.58 2.42 0.8 74 0.0 0.0
AJ01 S-P 3.00 5.00 0.74 0.64 2.36 2.4 339 0.0 0.0
DBYG S 51.70 1.00 0.74 51.07 0.63 69.8 94 4.4 4.4
TMBL S 58.70 1.00 0.72 58.12 0.58 95.4 140 3.1 3.1
RKGY S 69.70 1.00 0.70 69.46 0.24 136.5 180 2.3 2.3
ONGR P 54.10 0.20 1.06 54.33 -0.23 141.5 112 -30.8 30.8
ONGR S 70.80 1.00 0.69 70.85 -0.05 141.5 112 2.2 2.2
COR2 S 76.60 1.00 0.69 75.99 0.61 160.5 26 -23.9 23.9
MEKS P 61.10 0.20 1.04 60.32 0.78 186.0 1 -42.2 42.2
KLBR P 64.20 0.20 1.03 63.35 0.85 210.9 20 -42.2 42.2
KLBR S 87.70 1.00 0.67 86.96 0.74 210.9 20 -40.3 40.3
KORD P 72.60 0.30 0.92 71.87 0.73 281.6 10 -42.2 42.2
Velocity Ratios
NWAO AKUL
NWAO 1.69 1.72
0.13 0.19
AKUL 1.72 1.71
0.19 0.05
Date 2022-01-06
Origin Time 0346 38.98 +- 1.36
Zone 50
Easting 498.52 +- 9.38 Longitude 116.984
Northing 6308.89 +- 5.60 Latitude -33.359
Depth 6.84 +- 15.63
Arrival times = 11 S.D. = 0.135 Seismographs = 7
Nearest recorder = 53.3 km Gap = 205.6 deg Accuracy = C
Effects Code = Imax = 0 Fault =
0 km E ( 96 deg) of AJ01
WESTERN AUSTRALIA
199 km NW (336 deg) of ALBANY
189 km SE (146 deg) of PERTH
4 km W (257 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AJ01 0.00 Seismograph details unknown
AJ02 0.00 Seismograph details unknown
AJ03 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
NWAO P 47.73 0.10 1.33 47.75 -0.02 53.3 25 7.6 7.6
NWAO S 54.00 1.00 0.75 53.83 0.17 53.3 25 7.6 7.6
DBYG P 50.40 0.10 1.30 50.46 -0.06 70.0 96 5.8 5.8
DBYG S 58.80 1.00 0.74 58.43 0.37 70.0 96 5.8 5.8
TMBL P 54.75 0.10 1.26 54.86 -0.11 97.1 141 4.1 4.1
TMBL S 65.90 1.00 0.72 65.87 0.03 97.1 141 4.1 4.1
AKUL P 60.20 0.20 1.07 60.27 -0.07 133.2 55 -30.8 30.8
AKUL S 75.70 1.00 0.70 75.82 -0.12 133.2 55 3.1 3.1
RKGY P 61.20 0.20 1.07 61.03 0.17 138.6 180 -30.8 30.8
ONGR P 61.44 0.40 0.93 61.55 -0.11 142.4 113 -30.8 30.8
COR2 P 63.85 0.20 1.05 63.82 0.03 158.6 27 -30.8 30.8
11 times used, S = 0.135
Deferred Data
AJ01 S-P 3.00 5.00 0.77 0.78 2.22 0.8 277 0.0 0.0
AJ03 S-P 3.00 5.00 0.75 0.81 2.19 2.1 157 0.0 0.0
AJ02 S-P 3.00 5.00 0.75 0.81 2.19 2.2 52 0.0 0.0
RKGY S 76.80 1.00 0.70 77.33 -0.53 138.6 180 2.9 2.9
COR2 S 83.40 1.00 0.69 82.55 0.85 158.6 27 -23.9 23.9
MEKS P 68.10 0.20 1.04 67.11 0.99 183.8 1 -42.2 42.2
MEKS S 89.80 1.00 0.68 88.16 1.64 183.8 1 -40.3 40.3
KLBR P 71.30 0.20 1.03 70.16 1.14 208.9 20 -42.2 42.2
KLBR S 94.40 1.00 0.67 93.47 0.93 208.9 20 -40.3 40.3
KORD P 79.80 0.20 1.00 78.67 1.13 279.4 10 -42.2 42.2
BLDU P 82.40 0.30 0.91 81.86 0.54 305.6 355 -42.2 42.2
WATG P 83.70 0.20 0.99 82.71 0.99 312.9 21 -42.2 42.2
MORW P 104.64 0.30 0.88 103.42 1.22 484.0 349 -42.2 42.2
Velocity Ratios
NWAO DBYG TMBL AKUL
NWAO 1.72 0.00 0.00 0.00
0.14 0.00 0.00 0.00
DBYG 0.00 1.74 0.00 0.00
0.00 0.10 0.00 0.00
TMBL 0.00 0.00 1.71 0.00
0.00 0.00 0.07 0.00
AKUL 0.00 0.00 0.00 1.73
0.00 0.00 0.00 0.06
Date 2022-01-11
Origin Time 0604 25.14 +- 1.15
Zone 50
Easting 498.04 +- 5.31 Longitude 116.979
Northing 6307.03 +- 3.24 Latitude -33.376
Depth 3.26 +- 12.96
Arrival times = 9 S.D. = 0.019 Seismographs = 6
Nearest recorder = 4.4 km Gap = 182.3 deg Accuracy = A
Effects Code = Imax = 0 Fault =
1 km W (270 deg) of AJ03
WESTERN AUSTRALIA
198 km NW (335 deg) of ALBANY
190 km SE (146 deg) of PERTH
6 km SW (239 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AR61 0.00 Seismograph details unknown
ARE 0.00 Seismograph details unknown
MP34 0.00 Seismograph details unknown
AJ01 0.00 Seismograph details unknown
AJ02 0.00 Seismograph details unknown
AJ03 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
MP34 i P 26.03 0.04 1.89 26.04 -0.01 4.4 323 36.3 36.3
MP34 S 26.68 0.50 1.03 26.66 0.02 4.4 323 36.3 36.3
ARE i P 26.43 0.05 1.76 26.46 -0.03 7.4 130 23.8 23.8
ARE S 27.41 0.50 1.00 27.37 0.04 7.4 130 23.8 23.8
AR61 P 27.04 0.05 1.71 27.04 -0.00 11.2 25 16.2 16.2
AR61 S 28.35 0.50 0.97 28.36 -0.01 11.2 25 16.2 16.2
NWAO P 34.17 0.10 1.32 34.16 0.01 55.2 25 3.7 3.7
DBYG P 36.63 0.10 1.30 36.63 0.00 70.4 94 2.9 2.9
TMBL P 40.82 0.10 1.26 40.80 0.02 96.0 140 2.0 2.0
9 times used, S = 0.019
Deferred Data
AJ03 S-P 1.00 5.00 0.52 0.40 0.60 1.3 90 0.0 0.0
AJ01 S-P 1.00 5.00 0.50 0.44 0.56 2.2 348 0.0 0.0
AJ02 S-P 0.40 4.00 0.52 0.57 -0.17 3.9 34 0.0 0.0
NWAO S 40.70 1.00 0.75 40.41 0.29 55.2 25 3.7 3.7
AKUL P 46.64 0.20 1.07 46.93 -0.29 134.7 54 -30.8 30.8
AKUL S 62.40 1.00 0.70 62.35 0.05 134.7 54 1.5 1.5
RKGY P 45.30 0.20 1.07 47.23 -1.93 136.8 180 -30.8 30.8
Velocity Ratios
MP34 ARE AR61
MP34 1.73 0.00 0.00
0.67 0.00 0.00
ARE 0.00 1.76 0.00
0.00 0.47 0.00
AR61 0.00 0.00 1.69
0.00 0.00 0.32
Date 2022-01-17
Origin Time 0717 13.48 +- 1.83
Zone 50
Easting 495.24 +- 7.22 Longitude 116.949
Northing 6307.46 +- 4.97 Latitude -33.372
Depth 1.93 +- 22.32
Arrival times = 13 S.D. = 0.194 Seismographs = 8
Nearest recorder = 56.1 km Gap = 196.0 deg Accuracy = B
Effects Code = Imax = 0 Fault =
2 km SW (238 deg) of AJ01
WESTERN AUSTRALIA
197 km NE ( 58 deg) of AUGUSTA
188 km SE (147 deg) of PERTH
8 km W (252 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AJ03 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.6
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO P 23.00 0.10 1.32 22.99 0.01 56.1 28 0.9 36.7
NWAO S 29.70 1.00 0.75 29.19 0.51 56.1 28 0.9 30.6
DBYG P 25.71 0.10 1.29 25.71 0.00 73.2 94 -20.5 41.3
DBYG S 33.80 1.00 0.73 33.93 -0.13 73.2 94 0.7 30.6
TMBL P 29.73 0.10 1.26 29.57 0.16 98.1 139 -20.5 41.3
AKUL P 35.60 0.20 1.07 35.64 -0.04 136.7 55 -20.5 41.3
AKUL SG 51.30 1.00 0.70 51.50 -0.20 136.7 55 0.4 30.6
ONGR P 36.80 0.20 1.06 36.90 -0.10 144.9 112 -20.5 41.3
COR2 P 39.20 0.20 1.05 39.49 -0.29 161.4 28 -20.5 41.3
MUN P 40.60 0.30 0.97 40.73 -0.13 169.4 335 -20.5 41.3
MUN SG 60.30 1.00 0.68 60.52 -0.22 169.4 335 0.3 30.6
MEKS P 42.90 0.20 1.04 42.73 0.17 185.3 2 -42.6 53.8
MEKS SG 65.20 1.00 0.68 64.93 0.27 185.3 2 0.3 30.6
13 times used, S = 0.194
Deferred Data
AJ03 S-P 2.00 5.00 0.72 0.52 1.48 4.1 97 0.0 0.0
TMBL S 41.00 1.00 0.72 40.50 0.50 98.1 139 -16.6 34.4
RKGY P 33.80 0.20 1.07 35.71 -1.91 137.2 178 -20.5 41.3
RKGY S 49.30 1.00 0.70 50.91 -1.61 137.2 178 -16.6 34.4
KLBR P 46.50 0.20 1.03 45.95 0.55 211.4 21 -42.6 53.8
KLBR S 69.70 1.00 0.67 70.04 -0.34 211.4 21 -38.2 47.4
KORD P 54.90 0.20 1.00 54.51 0.39 281.5 10 -42.6 53.8
Velocity Ratios
NWAO DBYG
NWAO 1.70 0.00
0.12 0.00
DBYG 0.00 1.66
0.00 0.10
1.75
0.13
Date 2022-01-17
Origin Time 2249 38.76 +- 2.07
Zone 50
Easting 495.04 +- 14.05 Longitude 116.947
Northing 6306.01 +- 6.21 Latitude -33.385
Depth 5.79 +- 10.81
Arrival times = 9 S.D. = 0.143 Seismographs = 6
Nearest recorder = 57.4 km Gap = 248.7 deg Accuracy = C
Effects Code = Imax = 0 Fault =
24 km N (347 deg) of BEAU
WESTERN AUSTRALIA
196 km NE ( 59 deg) of AUGUSTA
189 km SE (147 deg) of PERTH
9 km SW (243 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
ABUS 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
NWAO P 48.16 0.10 1.32 48.18 -0.02 57.4 27 6.0 6.0
NWAO S 54.63 1.00 0.75 54.71 -0.08 57.4 27 6.0 6.0
DBYG P 50.61 0.10 1.29 50.75 -0.14 73.3 93 4.8 4.8
DBYG S 59.20 0.50 0.84 59.07 0.13 73.3 93 4.8 4.8
TMBL P 54.79 0.10 1.26 54.63 0.16 97.1 139 3.5 3.5
AKUL P 60.70 0.10 1.23 60.76 -0.06 137.7 55 -30.8 30.8
ONGR P 61.60 0.10 1.22 61.71 -0.11 144.5 112 -30.8 30.8
COR2 P 64.28 0.10 1.21 64.27 0.01 162.8 27 -30.8 30.8
COR2 S 83.90 1.00 0.69 83.50 0.40 162.8 27 -23.9 23.9
9 times used, S = 0.143
Deferred Data
TMBL S 66.21 1.00 0.72 65.63 0.58 97.1 139 3.5 3.5
RKGY P 58.70 0.20 1.07 60.49 -1.79 135.8 178 -30.8 30.8
AKUL S 76.30 1.00 0.70 76.83 -0.53 137.7 55 2.6 2.6
ONGR S 77.40 1.00 0.69 78.71 -1.31 144.5 112 2.4 2.4
ABUS P 65.01 0.20 1.06 62.23 2.78 148.4 257 -30.8 30.8
ABUS S 81.40 1.00 0.69 79.78 1.62 148.4 257 2.2 2.2
MUN P 65.84 0.20 1.05 65.37 0.47 170.6 335 -30.8 30.8
MEKS P 68.63 0.20 1.04 67.37 1.26 186.8 2 -42.2 42.2
MEKS S 90.80 1.00 0.68 88.76 2.04 186.8 2 -40.3 40.3
KLBR P 71.30 0.20 1.03 70.52 0.78 212.8 21 -42.2 42.2
KORD P 79.90 0.20 1.00 78.98 0.92 282.9 10 -42.2 42.2
WATG P 84.20 0.20 0.99 83.09 1.11 316.9 22 -42.2 42.2
BCON P 88.10 0.20 0.98 86.71 1.39 346.7 13 -42.2 42.2
MORW P 104.70 1.00 0.69 103.58 1.12 486.2 349 -42.2 42.2
Velocity Ratios
NWAO DBYG COR2
NWAO 1.69 0.00 1.82
0.13 0.00 0.15
DBYG 0.00 1.72 1.81
0.00 0.06 0.14
COR2 1.82 1.81 1.77
0.15 0.14 0.05
Date 2022-01-21
Origin Time 1808 20.50 +- 1.43
Zone 50
Easting 497.80 +- 9.79 Longitude 116.976
Northing 6308.15 +- 6.10 Latitude -33.366
Depth 3.98 +- 19.17
Arrival times = 9 S.D. = 0.163 Seismographs = 7
Nearest recorder = 54.3 km Gap = 193.7 deg Accuracy = B
Effects Code = Imax = 0 Fault =
26 km N (354 deg) of BEAU
WESTERN AUSTRALIA
199 km NW (335 deg) of ALBANY
189 km SE (146 deg) of PERTH
5 km W (251 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO P 29.36 0.10 1.33 29.38 -0.02 54.3 26 4.5 4.5
NWAO S 35.55 1.00 0.75 35.54 0.01 54.3 26 4.5 4.5
DBYG P 32.01 0.05 1.49 32.05 -0.04 70.7 95 3.5 3.5
DBYG S 40.46 1.00 0.74 40.06 0.40 70.7 95 3.5 3.5
TMBL P 36.31 0.10 1.26 36.33 -0.02 97.0 141 2.4 2.4
AKUL P 41.96 0.20 1.07 42.17 -0.21 134.2 55 -30.8 30.8
COR2 P 45.58 0.30 0.97 45.72 -0.14 159.6 27 -30.8 30.8
MUN P 47.20 0.20 1.05 47.15 0.05 169.8 334 -30.8 30.8
MEKS P 49.33 0.30 0.96 49.04 0.29 184.5 1 -42.2 42.2
9 times used, S = 0.163
Deferred Data
TMBL S 47.83 1.00 0.72 47.31 0.52 97.0 141 2.4 2.4
AKUL S 57.34 1.00 0.70 57.59 -0.25 134.2 55 1.8 1.8
ONGR P 43.06 0.30 0.98 43.37 -0.31 142.8 113 -30.8 30.8
ONGR S 59.86 1.00 0.69 59.96 -0.10 142.8 113 1.7 1.7
MEKS S 71.32 1.00 0.68 70.36 0.96 184.5 1 -40.3 40.3
KLBR P 52.79 0.30 0.95 52.11 0.68 209.8 20 -42.2 42.2
WLBG P 64.38 0.30 0.82 63.53 0.85 304.5 347 -42.2 42.2
WLBG S 96.93 1.00 0.51 95.59 1.34 304.5 347 -40.3 40.3
Velocity Ratios
NWAO DBYG
NWAO 1.70 0.00
0.13 0.00
DBYG 0.00 1.73
0.00 0.09
Date 2022-01-22
Origin Time 0740 48.69 +- 4.63
Zone 50
Easting 495.79 +- 7.95 Longitude 116.955
Northing 6309.10 +- 5.46 Latitude -33.357
Depth 2.00 +- 32.70 N
Arrival times = 11 S.D. = 0.224 Seismographs = 8
Nearest recorder = 54.3 km Gap = 194.7 deg Accuracy = B
Effects Code = Imax = 0 Fault =
1 km S (163 deg) of MP34
WESTERN AUSTRALIA
198 km NE ( 58 deg) of AUGUSTA
187 km SE (147 deg) of PERTH
7 km W (264 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
ABUS 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.7
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO i P 58.12 0.10 1.33 58.04 0.08 54.3 28 -36.7 36.7
NWAO S 63.94 1.00 0.75 64.10 -0.16 54.3 28 -30.6 30.6
DBYG i P 60.79 0.05 1.49 60.93 -0.15 72.8 96 -41.3 41.3
DBYG S 69.40 0.50 0.84 69.14 0.26 72.8 96 -34.4 34.4
TMBL P 65.16 0.10 1.26 65.00 0.16 99.0 140 -41.3 41.3
ONGR P 71.86 0.20 1.06 72.21 -0.35 145.0 113 -41.3 41.3
ONGR S 88.43 1.00 0.69 88.28 0.15 145.0 113 -34.4 34.4
MUN P 75.63 0.30 0.97 75.82 -0.19 168.1 335 -41.3 41.3
KORD P 89.90 0.20 1.00 89.56 0.34 279.7 10 -53.8 53.8
BLDU P 92.54 0.30 0.92 92.72 -0.18 305.2 355 -53.8 53.8
MORW P 114.76 0.30 0.88 114.56 0.20 483.3 349 -53.8 53.8
11 times used, S = 0.224
Deferred Data
TMBL SG 76.50 1.00 0.72 80.48 -3.98 99.0 140 1.2 1.2
TMBL S1 76.50 1.00 0.48 76.41 0.09 99.0 140 -30.6 30.6
ABUS P 75.34 0.30 0.98 72.93 2.41 149.8 256 -41.3 41.3
ABUS S 93.60 1.00 0.69 89.51 4.09 149.8 256 -34.4 34.4
MUN S 95.20 1.00 0.68 94.40 0.80 168.1 335 -34.4 34.4
KLBR P 81.41 0.20 1.03 80.99 0.42 209.7 21 -53.8 53.8
KLBR S 104.45 1.00 0.67 104.93 -0.48 209.7 21 -47.4 47.4
WATG P 94.15 0.30 0.91 93.73 0.42 313.8 22 -53.8 53.8
Velocity Ratios
NWAO DBYG ONGR
NWAO 1.62 0.00 1.78
0.12 0.00 0.19
DBYG 0.00 1.71 1.72
0.00 0.05 0.18
ONGR 1.78 1.72 1.72
0.19 0.18 0.06
Date 2022-01-23
Origin Time 1538 21.41 +- 5.70
Zone 50
Easting 501.39 +- 22.07 Longitude 117.015
Northing 6308.20 +- 20.93 Latitude -33.365
Depth 2.00 +- 46.99 N
Arrival times = 7 S.D. = 0.214 Seismographs = 5
Nearest recorder = 52.7 km Gap = 219.9 deg Accuracy = C
Effects Code = Imax = 0 Fault =
26 km N ( 2 deg) of BEAU
WESTERN AUSTRALIA
198 km NW (336 deg) of ALBANY
191 km SE (145 deg) of PERTH
2 km SW (220 deg) of Arthur River
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 29.71 0.10 1.33 30.02 -0.31 52.7 22 2.5 2.5
NWAO S 36.13 1.00 0.75 35.99 0.14 52.7 22 2.5 2.5
AKUL P 42.92 0.20 1.07 42.83 0.09 131.2 54 1.0 1.0
AKUL S 57.83 1.00 0.70 57.68 0.15 131.2 54 1.0 1.0
ONGR P 43.96 0.20 1.07 43.99 -0.03 139.5 113 -30.8 30.8
MUN P 48.52 0.20 1.05 48.45 0.07 171.4 333 -30.8 30.8
KORD P 61.90 0.20 1.00 61.65 0.25 279.6 9 -42.2 42.2
7 times used, S = 0.214
Deferred Data
ONGR S 60.60 1.00 0.70 59.95 0.65 139.5 113 0.9 0.9
MUN S 67.10 1.00 0.68 68.74 -1.64 171.4 333 -23.9 23.9
KLBR P 51.01 0.20 1.03 53.08 -2.07 208.6 19 -42.2 42.2
KLBR S 78.10 1.00 0.67 76.70 1.40 208.6 19 -40.3 40.3
KORD S 91.20 1.00 0.65 91.62 -0.42 279.6 9 -40.3 40.3
WATG P 65.65 0.20 0.92 65.63 0.02 312.5 21 -42.2 42.2
BCON P 70.00 0.20 0.92 69.36 0.64 343.2 12 -42.2 42.2
MORW P 86.20 0.30 0.78 86.54 -0.34 485.2 348 -42.2 42.2
Velocity Ratios
NWAO AKUL
NWAO 1.77 1.64
0.14 0.19
AKUL 1.64 1.69
0.19 0.06
Date 2022-01-24
Origin Time 0033 36.51 +- 0.65
Zone 50
Easting 497.02 +- 5.77 Longitude 116.968
Northing 6308.28 +- 3.04 Latitude -33.365
Depth 3.54 +- 4.88
Arrival times = 9 S.D. = 0.124 Seismographs = 6
Nearest recorder = 2.8 km Gap = 192.0 deg Accuracy = B
Effects Code = Imax = 0 Fault =
1 km SW (225 deg) of AJ01
WESTERN AUSTRALIA
199 km NE ( 58 deg) of AUGUSTA
189 km SE (147 deg) of PERTH
6 km W (254 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AR61 0.00 Seismograph details unknown
ARE 0.00 Seismograph details unknown
MP34 0.00 Seismograph details unknown
AJ01 0.00 Seismograph details unknown
AJ02 0.00 Seismograph details unknown
AJ03 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
MP34 P 37.41 0.03 2.05 37.37 0.04 2.8 324 45.9 56.1
MP34 S 37.85 0.30 1.17 37.88 -0.03 2.8 324 47.6 54.5
ARE P 38.28 0.05 1.74 38.30 -0.02 9.0 132 13.1 38.7
ARE S 39.39 0.50 0.99 39.39 0.00 9.0 132 14.2 33.4
AR61 P 38.54 0.05 1.72 38.56 -0.02 10.6 33 10.6 38.0
AR61 S 39.83 0.50 0.97 39.82 0.01 10.6 33 11.4 32.4
NWAO P 45.70 0.10 1.33 45.80 -0.10 54.5 26 -20.5 41.3
MUN P 63.45 0.30 0.97 63.69 -0.24 169.4 335 -42.6 53.8
KLBR P 69.04 0.20 1.03 68.68 0.36 210.0 20 -42.6 53.8
9 times used, S = 0.124
Deferred Data
AJ01 S-P 0.20 5.00 0.77 0.41 -0.21 1.0 45 0.0 0.0
AJ03 S-P 0.40 5.00 0.74 0.50 -0.10 2.7 120 0.0 0.0
AJ02 S-P 0.40 5.00 0.73 0.58 -0.18 3.8 58 0.0 0.0
NWAO S 51.40 1.00 0.75 51.96 -0.56 54.5 26 1.7 30.6
ONGR P 59.40 0.20 1.06 59.72 -0.32 143.5 113 -20.5 41.3
WATG P 81.95 0.30 0.91 81.41 0.54 314.1 21 -42.6 53.8
Velocity Ratios
MP34 ARE AR61
MP34 1.49 0.00 0.00
0.40 0.00 0.00
ARE 0.00 1.63 0.00
0.00 0.34 0.00
AR61 0.00 0.00 1.64
0.00 0.00 0.29
Date 2022-01-24
Origin Time 1858 12.02 +- 0.65
Zone 50
Easting 496.60 +- 5.63 Longitude 116.963
Northing 6309.04 +- 2.77 Latitude -33.358
Depth 4.00 +- 4.26
Arrival times = 10 S.D. = 0.093 Seismographs = 7
Nearest recorder = 2.0 km Gap = 187.4 deg Accuracy = B
Effects Code = Imax = 0 Fault =
1 km W (272 deg) of AJ01
WESTERN AUSTRALIA
199 km NE ( 58 deg) of AUGUSTA
188 km SE (147 deg) of PERTH
6 km W (262 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
ABUS 0.00 Seismograph details unknown
AR61 0.00 Seismograph details unknown
ARE 0.00 Seismograph details unknown
MP34 0.00 Seismograph details unknown
AJ01 0.00 Seismograph details unknown
AJ02 0.00 Seismograph details unknown
AJ03 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
MP34 i P 12.90 0.04 1.97 12.85 0.05 2.0 321 60.7 66.9
MP34 S 13.31 0.50 1.07 13.35 -0.04 2.0 321 61.7 65.9
ARE P 13.95 0.05 1.73 13.95 -0.00 9.8 134 14.9 39.2
ARE S 15.06 0.50 0.98 15.16 -0.10 9.8 134 16.0 33.9
AR61 P 14.01 0.05 1.72 14.02 -0.01 10.2 37 14.2 39.0
AR61 i S 15.16 0.50 0.98 15.26 -0.10 10.2 37 15.2 33.8
NWAO P 21.14 0.10 1.33 21.21 -0.07 54.0 27 -20.5 41.3
AKUL P 34.05 0.10 1.23 33.82 0.23 134.7 55 -20.5 41.3
ONGR P 35.30 0.20 1.06 35.30 -0.00 144.2 113 -20.5 41.3
MUN P 38.90 0.30 0.97 39.04 -0.14 168.5 335 -42.6 53.8
10 times used, S = 0.093
Deferred Data
AJ01 S-P 0.20 5.00 0.78 0.46 -0.26 1.1 92 0.0 0.0
AJ03 S-P 0.40 5.00 0.73 0.59 -0.19 3.5 127 0.0 0.0
AJ02 S-P 0.40 5.00 0.73 0.62 -0.22 3.9 71 0.0 0.0
NWAO S 27.40 1.00 0.75 27.34 0.06 54.0 27 -16.6 34.4
AKUL S 50.00 1.00 0.70 48.73 1.27 134.7 55 -16.6 34.4
ABUS P 38.00 0.30 0.98 36.26 1.74 150.6 256 -20.5 41.3
Velocity Ratios
MP34 ARE AR61
MP34 1.46 0.00 0.00
0.66 0.00 0.00
ARE 0.00 1.57 0.00
0.00 0.31 0.00
AR61 0.00 0.00 1.58
0.00 0.00 0.30
Date 2022-01-24
Origin Time 2124 47.71 +- 3.60
Zone 50
Easting 496.97 +- 28.01 Longitude 116.967
Northing 6308.66 +- 8.10 Latitude -33.361
Depth 2.01 +- 21.36
Arrival times = 9 S.D. = 0.211 Seismographs = 8
Nearest recorder = 54.2 km Gap = 208.4 deg Accuracy = C
Effects Code = Imax = 0 Fault =
0 km SW (246 deg) of AJ01
WESTERN AUSTRALIA
199 km NE ( 58 deg) of AUGUSTA
188 km SE (146 deg) of PERTH
6 km W (258 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
ABUS 0.00 Seismograph details unknown
AJ01 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 4.7
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO P 56.94 0.10 1.33 56.91 0.03 54.2 27 1.0 36.7
TMBL P 63.97 0.10 1.26 63.77 0.20 97.9 140 -20.5 41.3
TMBL S 75.50 1.00 0.72 75.72 -0.22 97.9 140 0.6 27.7
ONGR P 70.77 0.20 1.06 70.96 -0.19 143.7 113 -20.5 41.3
MEKS i P 76.96 0.20 1.04 76.80 0.16 184.1 2 -42.6 53.8
KLBR P 80.20 0.20 1.03 79.96 0.24 209.7 20 -42.6 53.8
KORD P 88.46 0.20 1.00 88.55 -0.09 280.0 10 -42.6 53.8
BLDU P 91.33 0.30 0.91 91.75 -0.42 305.7 355 -42.6 53.8
MORW P 113.55 0.30 0.88 113.61 -0.06 483.9 349 -42.6 53.8
9 times used, S = 0.211
Deferred Data
AJ01 S-P 2.00 2.00 0.69 0.26 1.74 0.8 66 0.0 0.0
AJ02 S-P 0.40 5.00 0.77 0.48 -0.08 3.6 64 0.0 0.0
DBYG S-P 8.50 5.00 0.60 8.58 -0.08 71.6 95 0.0 0.0
AKUL P 68.30 0.20 1.07 69.54 -1.24 134.6 55 -20.5 41.3
ABUS P 73.80 0.30 0.97 72.03 1.77 150.9 256 -20.5 41.3
MUN P 74.41 0.30 0.97 74.90 -0.49 169.0 334 -20.5 41.3
MEKS i S 98.80 1.00 0.68 99.02 -0.22 184.1 2 -40.2 47.4
Velocity Ratios
TMBL
TMBL 1.71
0.07
Date 2022-01-25
Origin Time 0226 19.08 +- 5.18
Zone 50
Easting 497.12 +- 18.11 Longitude 116.969
Northing 6307.17 +- 11.24 Latitude -33.375
Depth 3.23 +- 47.52
Arrival times = 6 S.D. = 0.022 Seismographs = 3
Nearest recorder = 3.8 km Gap = 205.9 deg Accuracy = A
Effects Code = Imax = 0 Fault =
0 km NE ( 51 deg) of ARV4
WESTERN AUSTRALIA
198 km NE ( 59 deg) of AUGUSTA
190 km SE (147 deg) of PERTH
6 km SW (244 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AR61 0.00 Seismograph details unknown
ARE 0.00 Seismograph details unknown
MP34 0.00 Seismograph details unknown
ARV4 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
MP34 i P 19.91 0.03 2.02 19.90 0.01 3.8 332 40.2 40.2
MP34 i S 20.45 0.30 1.15 20.47 -0.02 3.8 332 40.2 40.2
ARE P 20.53 0.05 1.75 20.52 0.01 8.2 127 21.5 21.5
ARE S 21.50 0.50 0.99 21.52 -0.02 8.2 127 21.5 21.5
AR61 P 21.01 0.05 1.71 21.03 -0.02 11.5 29 15.7 15.7
AR61 S 22.43 0.50 0.97 22.39 0.04 11.5 29 15.7 15.7
6 times used, S = 0.022
Deferred Data
ARV4 S-P 2.00 5.00 0.52 0.38 1.62 0.7 231 0.0 0.0
Velocity Ratios
MP34 ARE AR61
MP34 1.65 0.00 0.00
0.44 0.00 0.00
ARE 0.00 1.67 0.00
0.00 0.42 0.00
AR61 0.00 0.00 1.74
0.00 0.00 0.31
Date 2022-01-25
Origin Time 1843 59.48 +- 3.87
Zone 50
Easting 496.74 +- 14.93 Longitude 116.965
Northing 6306.05 +- 10.88 Latitude -33.385
Depth 2.21 +- 50.55
Arrival times = 6 S.D. = 0.008 Seismographs = 3
Nearest recorder = 4.7 km Gap = 224.2 deg Accuracy = B
Effects Code = Imax = 0 Fault =
0 km S (163 deg) of ARV4
WESTERN AUSTRALIA
197 km NE ( 59 deg) of AUGUSTA
190 km SE (147 deg) of PERTH
7 km SW (238 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AR61 0.00 Seismograph details unknown
ARE 0.00 Seismograph details unknown
MP34 0.00 Seismograph details unknown
AJ02 0.00 Seismograph details unknown
AJ03 0.00 Seismograph details unknown
ARV4 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
MP34 i P 60.32 0.03 2.00 60.33 -0.01 4.7 343 25.1 25.1
MP34 i S 60.93 0.30 1.13 60.92 0.01 4.7 343 25.1 25.1
ARE P 60.82 0.05 1.75 60.82 0.00 7.9 118 15.6 15.6
ARE S 61.74 0.30 1.10 61.75 -0.01 7.9 118 15.6 15.6
AR61 P 61.58 0.05 1.70 61.57 0.01 12.7 28 9.9 9.9
AR61 S 63.02 0.40 1.01 63.03 -0.01 12.7 28 9.9 9.9
6 times used, S = 0.008
Deferred Data
ARV4 S-P 2.00 5.00 0.53 0.26 1.74 0.7 343 0.0 0.0
AJ03 S-P 2.00 5.00 0.50 0.40 1.60 2.7 71 0.0 0.0
AJ02 S-P 0.60 5.00 0.48 0.67 -0.07 5.5 40 0.0 0.0
Velocity Ratios
MP34 ARE AR61
MP34 1.72 0.00 0.00
0.43 0.00 0.00
ARE 0.00 1.68 0.00
0.00 0.30 0.00
AR61 0.00 0.00 1.68
0.00 0.00 0.24
Date 2022-01-26
Origin Time 1501 29.88 +- 24.61
Zone 50
Easting 498.61 +- 118.24 Longitude 116.985
Northing 6308.95 +- 223.97 Latitude -33.359
Depth -0.00 +- 302.55
Arrival times = 5 S.D. = 0.104 Seismographs = 3
Nearest recorder = 0.9 km Gap = 217.2 deg Accuracy = C
Effects Code = Imax = 0 Fault =
0 km E ( 92 deg) of AJ01
WESTERN AUSTRALIA
200 km NW (336 deg) of ALBANY
189 km SE (146 deg) of PERTH
4 km W (257 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
ABUS 0.00 Seismograph details unknown
AJ01 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 2.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
AJ01 i P 30.00 0.03 2.15 30.02 -0.02 0.9 272 0.1 0.1
AJ01 i S 30.14 0.30 1.22 30.12 0.01 0.9 272 0.1 0.1
NWAO P 38.70 0.10 1.33 38.56 0.14 53.2 25 0.3 0.3
NWAO S 44.40 1.00 0.75 44.58 -0.18 53.2 25 0.3 0.3
AKUL S 66.50 1.00 0.70 66.65 -0.15 133.1 55 0.1 0.1
5 times used, S = 0.104
Deferred Data
AJ02 S-P 2.00 5.00 0.75 0.24 1.76 2.1 52 0.0 0.0
TMBL P 45.13 0.30 0.91 45.72 -0.59 97.1 141 0.1 0.1
TMBL S 56.33 1.00 0.57 56.70 -0.37 97.1 141 0.1 0.1
AKUL P 51.12 0.20 1.07 51.59 -0.47 133.1 55 0.1 0.1
ONGR P 52.30 0.20 1.06 53.02 -0.72 142.3 113 -30.8 30.8
ABUS P 55.40 0.20 1.06 54.42 0.98 152.5 256 -30.8 30.8
MUN P 56.40 0.20 1.05 56.81 -0.41 169.5 334 -30.8 30.8
Velocity Ratios
AJ01 NWAO
AJ01 2.08 1.64
3.93 0.18
NWAO 1.64 1.65
0.18 0.13
Date 2022-01-27
Origin Time 0303 23.51 +- 0.00
Zone 50
Easting 499.16 +- 0.00 Longitude 116.991
Northing 6308.18 +- 0.00 Latitude -33.365
Depth 0.84 +- 0.00
Arrival times = 3 S.D. = 0.000 Seismographs = 2
Nearest recorder = 2.3 km Gap = 356.7 deg Accuracy = C
Effects Code = Imax = 0 Fault =
1 km N (351 deg) of AJ03
WESTERN AUSTRALIA
199 km NW (336 deg) of ALBANY
190 km SE (146 deg) of PERTH
4 km SW (245 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AJ01 0.00 Seismograph details unknown
AJ02 0.00 Seismograph details unknown
AJ03 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
AJ02 i P 23.91 0.03 2.07 23.91 -0.00 2.3 28 19.9 19.9
AJ02 i S 24.19 0.30 1.18 24.19 -0.00 2.3 28 19.9 19.9
NWAO P 32.26 0.10 1.33 32.26 -0.00 53.6 24 1.2 1.2
3 times used, S = 0.000
Deferred Data
AJ03 S-P 2.00 5.00 0.76 0.17 1.83 1.3 171 0.0 0.0
AJ01 S-P 2.00 5.00 0.76 0.21 1.79 1.6 299 0.0 0.0
AJ01 i P 23.80 1.00 1.04 23.81 -0.01 1.6 299 27.3 27.3
NWAO S 38.46 1.00 0.75 38.33 0.13 53.6 24 1.2 1.2
TMBL P 38.73 0.10 1.26 39.19 -0.46 96.1 141 0.6 0.6
AKUL P 44.71 0.20 1.07 45.22 -0.51 133.1 54 0.5 0.5
AKUL S 60.26 1.00 0.70 60.27 -0.01 133.1 54 0.5 0.5
ONGR P 45.76 0.20 1.06 46.46 -0.70 141.5 113 -30.8 30.8
ONGR S 62.30 1.00 0.69 62.61 -0.31 141.5 113 0.5 0.5
MUN P 49.80 0.20 1.05 50.50 -0.70 170.4 334 -30.8 30.8
MUN S 69.60 1.00 0.68 70.58 -0.98 170.4 334 0.4 0.4
KLBR P 55.60 0.20 1.03 55.40 0.20 209.3 20 -42.2 42.2
Velocity Ratios
AJ02
AJ02 1.69
0.94
Date 2022-01-29
Origin Time 2010 28.15 +- 1.26
Zone 50
Easting 504.24 +- 12.43 Longitude 117.045
Northing 6500.11 +- 3.46 Latitude -31.634
Depth 6.08 +- 12.77
Arrival times = 7 S.D. = 0.012 Seismographs = 4
Nearest recorder = 3.5 km Gap = 160.6 deg Accuracy = A
Effects Code = Imax = 0 Fault =
3 km E ( 94 deg) of MECK
WESTERN AUSTRALIA
118 km E ( 73 deg) of PERTH
3 km E ( 98 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 2.1
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
MECK S-P 0.80 0.10 1.59 0.82 -0.02 3.5 274 0.0 0.0
MEKN i P 29.51 0.02 2.14 29.52 -0.01 5.6 326 48.3 48.3
MEKN i S 30.50 0.10 1.40 30.48 0.02 5.6 326 48.3 48.3
MEKS i P 29.75 0.02 2.11 29.75 -0.00 7.5 184 40.0 40.0
MEKS i S 30.87 0.20 1.20 30.86 0.01 7.5 184 40.0 40.0
COR2 P 41.85 0.10 1.28 41.85 -0.00 83.8 126 4.4 4.4
COR2 S 51.35 0.50 0.83 51.36 -0.01 83.8 126 4.4 4.4
7 times used, S = 0.012
Deferred Data
WLBG P 49.06 0.10 1.23 48.86 0.20 128.8 324 -30.8 30.8
WLBG S 64.10 1.00 0.70 63.76 0.34 128.8 324 2.7 2.7
DBYG P 59.26 0.10 1.18 59.37 -0.11 208.6 162 -42.2 42.2
Velocity Ratios
MEKN MEKS COR2
MEKN 1.72 0.00 1.69
0.10 0.00 0.07
MEKS 0.00 1.70 1.69
0.00 0.15 0.08
COR2 1.69 1.69 1.69
0.07 0.08 0.05
Date 2022-01-30
Origin Time 0201 20.11 +- 23.79
Zone 50
Easting 499.24 +- 270.19 Longitude 116.992
Northing 6308.26 +- 78.92 Latitude -33.365
Depth 0.01 +- 321.26
Arrival times = 5 S.D. = 0.036 Seismographs = 3
Nearest recorder = 2.2 km Gap = 243.0 deg Accuracy = C
Effects Code = Imax = 0 Fault =
1 km N (355 deg) of AJ03
WESTERN AUSTRALIA
199 km NW (336 deg) of ALBANY
190 km SE (146 deg) of PERTH
4 km SW (245 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AJ02 0.00 Seismograph details unknown
AJ03 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
AJ02 i P 20.45 0.03 2.07 20.47 -0.03 2.2 27 0.3 0.3
AJ02 i S 20.73 0.30 1.18 20.72 0.01 2.2 27 0.3 0.3
NWAO P 28.90 0.10 1.33 28.84 0.06 53.5 24 0.3 0.3
NWAO S 34.90 1.00 0.75 34.90 -0.00 53.5 24 0.3 0.3
TMBL P 35.80 0.20 1.10 35.80 0.00 96.2 141 0.1 0.1
5 times used, S = 0.036
Deferred Data
AJ03 S-P 2.00 5.00 0.51 0.15 1.85 1.4 175 0.0 0.0
RKGY P 42.20 0.20 1.07 42.62 -0.42 138.0 180 0.1 0.1
MUN P 47.80 0.20 1.05 47.17 0.63 170.4 334 -30.8 30.8
KLBR P 52.56 0.20 1.03 52.08 0.48 209.2 20 -42.2 42.2
Velocity Ratios
AJ02 NWAO
AJ02 1.85 1.68
1.16 0.18
NWAO 1.68 1.68
0.18 0.13
Date 2022-01-30
Origin Time 1352 28.19 +- 0.00
Zone 50
Easting 496.78 +- 0.00 Longitude 116.965
Northing 6306.33 +- 0.00 Latitude -33.382
Depth 0.61 +- 0.00
Arrival times = 3 S.D. = 0.000 Seismographs = 2
Nearest recorder = 5.2 km Gap = 293.8 deg Accuracy = D
Effects Code = Imax = 0 Fault =
0 km SE (148 deg) of ARV4
WESTERN AUSTRALIA
198 km NE ( 59 deg) of AUGUSTA
190 km SE (147 deg) of PERTH
7 km SW (239 deg) of Arthur River
Record Dur Sync Unc Resp Seismometer Recorder Pol
AJ02 0.00 Seismograph details unknown
AJ03 0.00 Seismograph details unknown
ARV4 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
AJ02 i P 29.05 0.03 1.99 29.05 -0.00 5.2 41 6.7 6.7
AJ02 i S 29.65 0.30 1.13 29.65 0.00 5.2 41 6.7 6.7
MUN P 55.30 0.30 0.97 55.30 0.00 171.1 335 -30.8 30.8
3 times used, S = 0.000
Deferred Data
ARV4 S-P 2.00 5.00 0.79 0.09 1.91 0.4 328 0.0 0.0
AJ03 S-P 2.00 5.00 0.74 0.31 1.69 2.6 77 0.0 0.0
NWAO P 37.60 0.10 1.32 37.39 0.21 56.4 26 0.9 0.9
NWAO S 44.00 1.00 0.75 43.76 0.24 56.4 26 0.9 0.9
DBYG P 40.30 0.20 1.13 39.87 0.43 71.6 93 0.7 0.7
RKGY P 50.02 0.20 1.07 50.39 -0.37 136.1 179 0.4 0.4
RKGY S 65.43 1.00 0.70 65.78 -0.35 136.1 179 0.4 0.4
KLBR P 61.13 0.20 1.03 60.42 0.71 211.9 20 -42.2 42.2
Velocity Ratios
AJ02
AJ02 1.69
0.42