Data Report
Bulletin / 2021-08
Contributed by CUPWA
Date 2021-08-02
Origin Time 1151 41.02 +- 2.83
Zone 50
Easting 506.42 +- 23.59 Longitude 117.068
Northing 6496.91 +- 15.11 Latitude -31.663
Depth 6.36 +- 26.53
Arrival times = 8 S.D. = 0.037 Seismographs = 5
Nearest recorder = 5.1 km Gap = 113.4 deg Accuracy = A
Effects Code = Imax = 0 Fault =
5 km NE ( 32 deg) of MEKS
WESTERN AUSTRALIA
120 km E ( 75 deg) of PERTH
7 km SE (124 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 2.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
MEKS P 42.38 0.05 1.80 42.38 -0.00 5.1 212 52.1 52.1
MEKS S 43.34 0.20 1.22 43.33 0.01 5.1 212 52.1 52.1
MEKN S-P 1.35 2.00 0.83 1.31 0.04 9.5 326 0.0 0.0
KLBR P 51.74 0.10 1.31 51.78 -0.04 65.6 83 5.8 5.8
KLBR S 59.30 1.00 0.74 59.24 0.06 65.6 83 5.8 5.8
KORD P 56.77 0.10 1.26 56.79 -0.02 96.5 25 3.8 3.8
KORD S 67.80 1.00 0.72 67.73 0.07 96.5 25 3.8 3.8
AKUL P 64.94 0.20 1.06 64.90 0.04 151.4 137 -30.8 30.8
8 times used, S = 0.037
Deferred Data
BLDU P 61.70 0.10 1.24 60.70 1.00 121.4 343 -30.8 30.8
NWAO P 62.97 0.20 1.07 63.43 -0.46 140.9 173 -30.8 30.8
NWAO S 79.60 1.00 0.69 80.00 -0.40 140.9 173 2.7 2.7
WATG P 64.94 0.20 1.06 64.57 0.37 149.1 46 -30.8 30.8
WATG S 82.30 1.00 0.69 82.24 0.06 149.1 46 -23.9 23.9
AKUL S 81.84 1.00 0.69 82.84 -1.00 151.4 137 -23.9 23.9
BCON P 67.40 0.20 1.05 66.30 1.10 161.4 24 -30.8 30.8
BCON S 85.60 1.00 0.69 85.36 0.24 161.4 24 -23.9 23.9
Velocity Ratios
MEKS KLBR KORD
MEKS 1.71 1.71 1.70
0.22 0.16 0.10
KLBR 1.71 1.71 0.00
0.16 0.11 0.00
KORD 1.70 0.00 1.70
0.10 0.00 0.07
Date 2021-08-06
Origin Time 1909 48.71 +- 0.77
Zone 50
Easting 519.97 +- 8.34 Longitude 117.211
Northing 6459.75 +- 5.14 Latitude -31.998
Depth 0.40 +- 29.37
Arrival times = 8 S.D. = 0.125 Seismographs = 6
Nearest recorder = 36.7 km Gap = 154.7 deg Accuracy = A
Effects Code = Imax = 0 Fault =
5 km W (272 deg) of QUA
WESTERN AUSTRALIA
129 km E ( 93 deg) of PERTH
30 km NE ( 63 deg) of Beverley
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
MEKS P 54.75 0.10 1.37 54.70 0.05 36.7 333 1.0 1.0
MEKS S 58.67 0.50 0.89 58.85 -0.18 36.7 333 1.0 1.0
KLBR P 59.88 0.10 1.30 59.87 0.01 68.4 48 0.6 0.6
KLBR S 67.80 1.00 0.74 67.60 0.20 68.4 48 0.6 0.6
NWAO P 65.64 0.10 1.26 65.51 0.13 103.0 178 0.4 0.4
AKUL P 67.40 0.10 1.24 67.59 -0.19 115.7 130 0.4 0.4
KORD P 69.50 0.20 1.07 69.48 0.02 127.3 12 0.2 0.2
BLDU P 74.42 0.20 1.05 74.42 -0.00 160.9 342 -30.8 30.8
8 times used, S = 0.125
Deferred Data
NWAO S 78.30 1.00 0.71 77.16 1.14 103.0 178 0.4 0.4
AKUL S 81.00 1.00 0.71 80.68 0.32 115.7 130 0.4 0.4
BLDU S 92.70 1.00 0.69 93.16 -0.46 160.9 342 0.3 0.3
WATG P 75.90 0.20 1.05 75.51 0.39 168.8 33 -30.8 30.8
WATG S 94.90 1.00 0.68 95.34 -0.44 168.8 33 0.2 0.2
BCON P 78.14 0.30 0.96 78.51 -0.37 191.6 16 -42.2 42.2
Velocity Ratios
MEKS KLBR
MEKS 1.65 0.00
0.11 0.00
KLBR 0.00 1.71
0.00 0.11
Date 2021-08-07
Origin Time 0627 51.43 +- 22.93
Zone 50
Easting 571.83 +- 12.27 Longitude 117.747
Northing 6653.83 +- 25.78 Latitude -30.245
Depth 2.14 +- 209.16
Arrival times = 7 S.D. = 0.074 Seismographs = 5
Nearest recorder = 10.3 km Gap = 254.1 deg Accuracy = B
Effects Code = Imax = 0 Fault =
7 km E (105 deg) of BCN1
WESTERN AUSTRALIA
262 km NE ( 44 deg) of PERTH
26 km NW (332 deg) of Beacon
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.9
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
BCON P 53.45 0.10 1.50 53.44 0.01 10.3 170 -36.7 36.7
BCON S 54.62 0.50 0.98 54.71 -0.09 10.3 170 -27.7 27.7
WATG P 63.25 0.10 1.30 63.26 -0.01 69.3 141 -36.7 36.7
KORD P 64.07 0.10 1.29 64.02 0.05 73.8 198 -36.7 36.7
KORD S 72.80 1.00 0.73 72.76 0.04 73.8 198 -27.7 27.7
BLDU P 69.43 0.20 1.09 69.56 -0.13 107.6 247 -38.8 38.8
KLBR P 76.40 0.20 1.06 76.30 0.10 149.3 179 -38.8 38.8
7 times used, S = 0.074
Deferred Data
WATG S 70.98 1.00 0.74 71.46 -0.48 69.3 141 -27.7 27.7
BLDU S 81.92 1.00 0.71 82.39 -0.47 107.6 247 -29.4 29.4
MORW P 80.90 0.30 0.95 85.20 -4.30 210.5 307 -52.0 52.0
Velocity Ratios
BCON KORD
BCON 1.58 1.71
0.34 0.18
KORD 1.71 1.69
0.18 0.09
Date 2021-08-07
Origin Time 0627 51.97 +- 6.17
Zone 50
Easting 571.84 +- 19.11 Longitude 117.747
Northing 6653.26 +- 41.22 Latitude -30.250
Depth -0.34 +- 94.64
Arrival times = 6 S.D. = 0.100 Seismographs = 4
Nearest recorder = 9.7 km Gap = 253.5 deg Accuracy = B
Effects Code = Imax = 0 Fault =
7 km E (109 deg) of BCN1
WESTERN AUSTRALIA
261 km NE ( 44 deg) of PERTH
25 km NW (332 deg) of Beacon
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.9
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
BCON P 53.45 0.10 1.50 53.55 -0.10 9.7 169 -0.2 -0.2
BCON S 54.62 0.50 0.98 54.65 -0.03 9.7 169 -0.2 -0.2
WATG P 63.25 0.10 1.30 63.20 0.05 68.8 141 -0.2 -0.2
WATG S 70.98 1.00 0.74 70.98 -0.00 68.8 141 -0.2 -0.2
KORD P 64.07 0.10 1.29 63.93 0.14 73.3 198 -0.2 -0.2
BLDU P 69.43 0.20 1.09 69.49 -0.06 107.4 247 -0.0 -0.0
6 times used, S = 0.100
Deferred Data
KORD S 72.80 1.00 0.74 72.22 0.58 73.3 198 -0.2 -0.2
BLDU S 81.92 1.00 0.71 81.64 0.28 107.4 247 -0.0 -0.0
KLBR P 76.40 0.20 1.06 76.03 0.37 148.7 179 -30.8 30.8
MORW P 80.90 0.30 0.95 84.17 -3.27 210.9 308 -42.2 42.2
Velocity Ratios
BCON WATG
BCON 1.79 1.67
0.49 0.19
WATG 1.67 1.69
0.19 0.10
Date 2021-08-07
Origin Time 1505 49.75 +- 0.58
Zone 50
Easting 524.55 +- 4.04 Longitude 117.257
Northing 6576.49 +- 4.30 Latitude -30.945
Depth 3.89 +- 21.38
Arrival times = 10 S.D. = 0.162 Seismographs = 7
Nearest recorder = 24.7 km Gap = 111.3 deg Accuracy = B
Effects Code = Imax = 0 Fault =
19 km SE (141 deg) of CAS
WESTERN AUSTRALIA
174 km NE ( 51 deg) of PERTH
18 km SE (125 deg) of Manmanning
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
KORD i P 53.65 0.05 1.62 53.83 -0.18 24.7 72 9.2 9.2
KORD S 56.84 0.50 0.92 56.65 0.19 24.7 72 9.2 9.2
BLDU P 60.13 0.10 1.31 60.23 -0.10 64.1 305 3.8 3.8
BLDU S 67.60 1.00 0.74 67.49 0.11 64.1 305 3.8 3.8
BCON P 63.43 0.10 1.28 63.34 0.09 83.2 35 2.9 2.9
KLBR P 63.59 0.10 1.28 63.78 -0.19 85.9 146 2.8 2.8
KLBR S 73.61 1.00 0.72 73.51 0.10 85.9 146 2.8 2.8
MEKS P 64.06 0.10 1.28 63.87 0.19 86.4 193 2.7 2.7
WATG P 65.10 0.10 1.27 64.94 0.16 93.1 75 2.5 2.5
PINW P 76.66 0.10 1.20 76.68 -0.02 171.9 188 -30.8 30.8
10 times used, S = 0.162
Deferred Data
BCON S 73.26 1.00 0.73 72.76 0.50 83.2 35 2.9 2.9
WATG S 76.20 1.00 0.72 75.48 0.72 93.1 75 2.5 2.5
PINW S 97.20 1.00 0.68 96.93 0.27 171.9 188 -40.3 40.3
STHX P 80.40 0.20 1.03 80.17 0.23 199.9 99 -42.2 42.2
STHX SG 105.40 1.00 0.67 104.99 0.41 199.9 99 1.2 1.2
Velocity Ratios
KORD BLDU KLBR
KORD 1.82 0.00 1.69
0.15 0.00 0.18
BLDU 0.00 1.72 0.00
0.00 0.11 0.00
KLBR 1.69 0.00 1.72
0.18 0.00 0.09
Date 2021-08-09
Origin Time 0930 12.01 +- 0.38
Zone 50
Easting 521.58 +- 3.91 Longitude 117.227
Northing 6526.21 +- 2.61 Latitude -31.398
Depth 2.64 +- 9.23
Arrival times = 17 S.D. = 0.175 Seismographs = 13
Nearest recorder = 38.1 km Gap = 91.8 deg Accuracy = B
Effects Code = Imax = 0 Fault =
16 km SW (226 deg) of WYAX
WESTERN AUSTRALIA
144 km NE ( 65 deg) of PERTH
28 km N (359 deg) of Cunderdin
Record Dur Sync Unc Resp Seismometer Recorder Pol
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
MEKS P 18.38 0.10 1.36 18.25 0.13 38.1 207 4.3 4.3
MEKS S 22.40 1.00 0.77 22.57 -0.17 38.1 207 4.3 4.3
KLBR P 20.84 0.10 1.33 20.91 -0.07 54.5 113 3.1 3.1
KLBR S 27.20 1.00 0.75 27.09 0.11 54.5 113 3.1 3.1
KORD P 22.02 0.10 1.31 22.38 -0.36 63.5 24 2.5 2.5
KORD S 29.60 1.00 0.74 29.57 0.03 63.5 24 2.5 2.5
CADX P 23.60 0.10 1.30 23.49 0.11 70.3 352 2.4 2.4
COR2 P 27.15 0.10 1.27 26.88 0.27 91.1 146 1.9 1.9
BLDU P 28.44 0.10 1.26 28.37 0.07 100.2 330 1.7 1.7
BLDU S 39.80 1.00 0.72 39.71 0.09 100.2 330 1.7 1.7
WATG P 31.35 0.20 1.08 31.35 0.00 118.5 51 1.3 1.3
PINW P 31.65 0.10 1.24 31.88 -0.23 121.8 189 1.3 1.3
BCON P 33.10 0.20 1.07 32.98 0.12 128.5 23 1.3 1.3
AMAZ P 33.30 0.20 1.07 33.37 -0.07 131.3 238 -30.8 30.8
NWAO P 38.60 0.20 1.05 38.72 -0.12 169.4 179 -30.8 30.8
MORW P 52.60 0.20 1.00 52.54 0.06 282.4 335 -42.2 42.2
ONGR P 54.10 0.20 1.00 54.00 0.10 294.5 158 -42.2 42.2
17 times used, S = 0.175
Deferred Data
CADX S 31.90 1.00 0.74 31.45 0.45 70.3 352 2.4 2.4
COR2 S 37.65 1.00 0.72 37.20 0.45 91.1 146 1.9 1.9
WATG S 45.10 1.00 0.71 44.75 0.35 118.5 51 1.3 1.3
PINW S 46.40 1.00 0.70 45.66 0.74 121.8 189 1.3 1.3
BCON S 47.70 1.00 0.70 47.51 0.19 128.5 23 1.3 1.3
AKUL P 38.06 0.20 1.05 38.23 -0.17 165.8 148 -30.8 30.8
AKUL S 56.90 1.00 0.68 57.83 -0.93 165.8 148 1.0 1.0
Velocity Ratios
MEKS KLBR KORD BLDU
MEKS 1.63 0.00 0.00 0.00
0.19 0.00 0.00 0.00
KLBR 0.00 1.72 0.00 0.00
0.00 0.13 0.00 0.00
KORD 0.00 0.00 1.76 0.00
0.00 0.00 0.12 0.00
BLDU 0.00 0.00 0.00 1.69
0.00 0.00 0.00 0.07
Date 2021-08-10
Origin Time 1445 45.84 +- 1.09
Zone 50
Easting 567.10 +- 10.46 Longitude 117.706
Northing 6520.17 +- 6.61 Latitude -31.451
Depth 2.66 +- 59.96
Arrival times = 8 S.D. = 0.094 Seismographs = 5
Nearest recorder = 16.2 km Gap = 133.1 deg Accuracy = A
Effects Code = Imax = 0 Fault =
6 km NE ( 60 deg) of KBS
WESTERN AUSTRALIA
184 km E ( 73 deg) of PERTH
20 km N (356 deg) of Kellerberrin
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.3
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLBR P 48.83 0.10 1.45 48.86 -0.03 16.2 163 2.3 36.8
KLBR S 50.80 1.00 0.82 50.83 -0.03 16.2 163 2.5 27.8
KORD P 57.14 0.10 1.30 57.22 -0.08 66.5 343 0.5 36.7
MEKS P 57.82 0.10 1.30 57.68 0.14 69.2 246 0.4 36.7
MEKS S 65.72 1.00 0.74 65.87 -0.15 69.2 246 0.5 27.7
WATG P 61.50 0.10 1.27 61.47 0.03 92.5 30 -13.5 38.8
WATG S 72.60 1.00 0.72 72.48 0.12 92.5 30 0.3 27.7
BCON P 66.50 0.20 1.08 66.56 -0.06 123.7 2 -13.5 38.8
8 times used, S = 0.094
Deferred Data
KORD S 64.15 1.00 0.74 65.09 -0.94 66.5 343 0.5 27.7
BCON S 80.45 1.00 0.70 81.28 -0.83 123.7 2 -10.2 29.4
BLDU P 67.22 0.20 1.07 68.08 -0.86 133.1 314 -13.5 38.8
Velocity Ratios
KLBR MEKS WATG
KLBR 1.66 0.00 1.72
0.40 0.00 0.19
MEKS 0.00 1.66 0.00
0.00 0.10 0.00
WATG 1.72 0.00 1.71
0.19 0.00 0.08
Date 2021-08-12
Origin Time 1042 16.15 +- 2.13
Zone 50
Easting 574.86 +- 9.45 Longitude 117.778
Northing 6650.35 +- 12.29 Latitude -30.276
Depth 0.00 +- 14.45 C
Arrival times = 10 S.D. = 0.251 Seismographs = 6
Nearest recorder = 6.8 km Gap = 273.5 deg Accuracy = B
Effects Code = Imax = 0 Fault =
6 km N ( 11 deg) of BENW
WESTERN AUSTRALIA
261 km NE ( 45 deg) of PERTH
21 km NW (335 deg) of Beacon
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
BCON P 16.98 0.05 1.77 17.25 -0.27 6.8 190 2.6 2.6
BCON S 18.30 0.50 1.00 18.02 0.28 6.8 190 2.6 2.6
WATG P 26.91 0.10 1.31 26.70 0.21 64.7 141 0.1 0.1
KORD P 27.54 0.10 1.30 27.84 -0.30 71.6 201 0.1 0.1
KORD S 36.10 1.00 0.74 35.94 0.16 71.6 201 0.1 0.1
CADX P 29.80 0.10 1.28 29.58 0.22 82.4 228 0.2 0.2
CADX S 39.05 1.00 0.73 38.90 0.15 82.4 228 0.2 0.2
KLBR P 39.75 0.10 1.22 39.78 -0.03 145.8 180 -30.8 30.8
MEKS P 43.80 0.10 1.20 43.59 0.21 173.1 203 -30.8 30.8
MEKS S 63.80 1.00 0.68 63.96 -0.16 173.1 203 0.1 0.1
10 times used, S = 0.251
Deferred Data
WATG S 34.96 1.00 0.74 34.01 0.95 64.7 141 0.1 0.1
BLDU P 33.00 0.20 1.09 33.96 -0.96 109.2 249 0.2 0.2
BLDU S 45.50 1.00 0.71 46.32 -0.82 109.2 249 0.2 0.2
STHX P 45.55 0.30 0.96 44.83 0.72 182.1 126 -42.2 42.2
MORW P 47.50 0.20 1.03 48.82 -1.32 215.0 308 -42.2 42.2
MORW S 71.60 1.00 0.67 73.15 -1.55 215.0 308 -40.3 40.3
PINW P 54.55 0.20 1.01 53.65 0.90 255.2 196 -42.2 42.2
PINW SG 86.80 1.00 0.52 86.64 0.16 255.2 196 0.0 0.0
Velocity Ratios
BCON KORD CADX MEKS
BCON 2.59 1.69 1.62 1.70
0.81 0.17 0.14 0.07
KORD 1.69 1.75 0.00 1.70
0.17 0.10 0.00 0.15
CADX 1.62 0.00 1.68 1.77
0.14 0.00 0.09 0.17
MEKS 1.70 1.70 1.77 1.72
0.07 0.15 0.17 0.04
Date 2021-08-12
Origin Time 1045 52.40 +- 2.38
Zone 50
Easting 570.32 +- 9.14 Longitude 117.731
Northing 6654.31 +- 16.23 Latitude -30.241
Depth 1.71 +- 22.23
Arrival times = 8 S.D. = 0.126 Seismographs = 5
Nearest recorder = 11.1 km Gap = 253.9 deg Accuracy = B
Effects Code = Imax = 0 Fault =
5 km E (104 deg) of BCN1
WESTERN AUSTRALIA
261 km NE ( 44 deg) of PERTH
27 km NW (330 deg) of Beacon
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
BCON P 54.18 0.05 1.71 54.23 -0.05 11.1 162 10.3 10.3
BCON S 55.52 0.50 0.97 55.51 0.01 11.1 162 10.3 10.3
WATG P 63.91 0.10 1.30 63.92 -0.01 70.6 140 1.5 1.5
WATG S 72.20 1.00 0.74 71.91 0.29 70.6 140 1.5 1.5
KORD P 64.30 0.10 1.29 64.45 -0.15 73.8 197 1.4 1.4
BLDU P 69.94 0.20 1.09 69.76 0.18 106.4 246 1.1 1.1
KLBR P 76.41 0.10 1.22 76.43 -0.02 149.7 179 -30.8 30.8
KLBR S 93.90 1.00 0.69 93.77 0.13 149.7 179 0.8 0.8
8 times used, S = 0.126
Deferred Data
KORD S 73.40 1.00 0.73 72.80 0.60 73.8 197 1.4 1.4
BLDU S 83.20 1.00 0.71 81.80 1.40 106.4 246 1.1 1.1
MORW P 85.70 0.30 0.95 84.15 1.55 209.0 308 -42.2 42.2
MORW S 108.50 1.00 0.67 107.83 0.67 209.0 308 -40.3 40.3
NWAO P 95.80 0.20 0.99 95.32 0.48 301.4 188 -42.2 42.2
Velocity Ratios
BCON WATG KLBR
BCON 1.75 1.71 1.73
0.34 0.18 0.08
WATG 1.71 1.72 1.74
0.18 0.10 0.19
KLBR 1.73 1.74 1.73
0.08 0.19 0.05
Date 2021-08-14
Origin Time 0831 41.56 +- 1.51
Zone 50
Easting 571.34 +- 8.12 Longitude 117.741
Northing 6654.50 +- 10.49 Latitude -30.239
Depth 1.12 +- 23.12
Arrival times = 10 S.D. = 0.100 Seismographs = 6
Nearest recorder = 11.0 km Gap = 193.6 deg Accuracy = B
Effects Code = Imax = 0 Fault =
6 km E (100 deg) of BCN1
WESTERN AUSTRALIA
262 km NE ( 44 deg) of PERTH
26 km NW (332 deg) of Beacon
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
BCON P 43.23 0.10 1.49 43.37 -0.14 11.0 168 7.4 7.4
BCON S 44.56 0.50 0.97 44.62 -0.06 11.0 168 7.4 7.4
WATG P 53.11 0.10 1.30 52.99 0.12 70.1 141 1.0 1.0
KORD P 53.73 0.10 1.29 53.68 0.05 74.3 197 0.9 0.9
KORD S 62.20 1.00 0.73 62.09 0.11 74.3 197 0.9 0.9
BLDU P 59.12 0.10 1.25 59.08 0.04 107.4 247 0.8 0.8
BLDU S 71.20 1.00 0.71 71.23 -0.03 107.4 247 0.8 0.8
KLBR S 83.00 1.00 0.69 82.97 0.03 149.9 179 0.5 0.5
MORW P 73.50 0.30 0.95 73.46 0.04 209.7 307 -42.2 42.2
MORW S 97.10 1.00 0.67 97.24 -0.14 209.7 307 -40.3 40.3
10 times used, S = 0.100
Deferred Data
WATG S 61.20 1.00 0.74 60.92 0.28 70.1 141 1.0 1.0
KLBR P 66.20 0.20 1.06 65.67 0.53 149.9 179 -30.8 30.8
cadx -- 55.8 sp 9.85
meks s 30.4
Velocity Ratios
BCON KORD BLDU MORW
BCON 1.80 1.68 1.68 1.74
0.43 0.18 0.12 0.07
KORD 1.68 1.70 0.00 1.77
0.18 0.10 0.00 0.14
BLDU 1.68 0.00 1.69 1.80
0.12 0.00 0.07 0.19
MORW 1.74 1.77 1.80 1.74
0.07 0.14 0.19 0.05
Date 2021-08-14
Origin Time 0831 41.22 +- 2.72
Zone 50
Easting 570.67 +- 8.65 Longitude 117.735
Northing 6653.52 +- 17.19 Latitude -30.248
Depth 2.19 +- 100.79
Arrival times = 8 S.D. = 0.090 Seismographs = 5
Nearest recorder = 10.2 km Gap = 253.2 deg Accuracy = B
Effects Code = Imax = 0 Fault =
6 km E (110 deg) of BCN1
WESTERN AUSTRALIA
261 km NE ( 44 deg) of PERTH
26 km NW (330 deg) of Beacon
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
BCON P 43.23 0.10 1.50 43.23 0.00 10.2 163 0.3 36.7
BCON S 44.56 0.50 0.98 44.49 0.07 10.2 163 0.4 27.7
WATG P 53.11 0.10 1.30 53.13 -0.02 69.8 140 0.0 36.7
WATG S 61.20 1.00 0.74 61.39 -0.19 69.8 140 0.0 27.7
KORD P 53.73 0.10 1.29 53.71 0.02 73.2 197 0.0 36.7
KORD S 62.20 1.00 0.73 62.37 -0.17 73.2 197 0.0 27.7
BLDU P 59.12 0.10 1.25 59.15 -0.03 106.4 247 -13.5 38.8
KLBR P 66.20 0.20 1.06 66.05 0.15 148.9 179 -13.5 38.8
8 times used, S = 0.090
Deferred Data
BLDU S 71.20 1.00 0.71 71.85 -0.65 106.4 247 -10.2 29.4
KLBR S 83.00 1.00 0.69 83.75 -0.75 148.9 179 -10.2 29.4
MORW P 73.50 0.30 0.95 74.90 -1.40 209.8 308 -39.9 52.0
MORW S 97.10 1.00 0.67 99.56 -2.46 209.8 308 -37.9 45.7
Velocity Ratios
BCON WATG KORD
BCON 1.66 1.68 1.68
0.35 0.19 0.18
WATG 1.68 1.68 0.00
0.19 0.10 0.00
KORD 1.68 0.00 1.68
0.18 0.00 0.09
Date 2021-08-26
Origin Time 1758 58.68 +- 1.55
Zone 50
Easting 495.89 +- 17.36 Longitude 116.956
Northing 6279.13 +- 8.08 Latitude -33.628
Depth 9.99 +- 22.94
Arrival times = 8 S.D. = 0.195 Seismographs = 5
Nearest recorder = 75.7 km Gap = 199.4 deg Accuracy = B
Effects Code = Imax = 0 Fault =
5 km SW (236 deg) of BEAU
WESTERN AUSTRALIA
213 km SE (151 deg) of PERTH
174 km NW (331 deg) of ALBANY
29 km NW (321 deg) of Kojonup
Record Dur Sync Unc Resp Seismometer Recorder Pol
AHAR 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
DBYG P 71.26 0.10 1.29 71.14 0.12 75.7 72 7.7 7.7
DBYG S 79.60 1.00 0.73 79.78 -0.18 75.7 72 7.7 7.7
NWAO P 72.00 0.10 1.28 72.14 -0.14 81.9 18 7.1 7.1
NWAO S 81.90 1.00 0.73 81.48 0.42 81.9 18 7.1 7.1
RKGY P 76.44 0.20 1.09 76.30 0.14 108.9 178 -30.8 30.8
RKGY S 88.70 1.00 0.71 88.89 -0.19 108.9 178 5.4 5.4
ONGR P 80.15 0.10 1.23 80.09 0.06 135.9 101 -30.8 30.8
AKUL P 82.40 0.20 1.06 82.62 -0.22 154.0 46 -30.8 30.8
8 times used, S = 0.195
Deferred Data
AHAR P 78.90 0.30 1.00 77.19 1.71 115.4 300 -30.8 30.8
AHAR S 93.10 1.00 0.71 90.69 2.41 115.4 300 4.9 4.9
ONGR S 95.30 1.00 0.70 96.18 -0.88 135.9 101 -23.9 23.9
AKUL S 100.10 1.00 0.69 100.75 -0.65 154.0 46 -23.9 23.9
Velocity Ratios
DBYG NWAO RKGY
DBYG 1.66 0.00 0.00
0.09 0.00 0.00
NWAO 0.00 1.74 0.00
0.00 0.09 0.00
RKGY 0.00 0.00 1.69
0.00 0.00 0.08