Data Report
Bulletin / 2020-08
Contributed by CUPWA
Date 2020-08-10
Origin Time 0326 56.68 +- 5.13
Zone 50
Easting 640.88 +- 25.16 Longitude 118.529
Northing 6212.59 +- 17.38 Latitude -34.218
Depth 2.00 +- 25.05 N
Arrival times = 8 S.D. = 0.220 Seismographs = 5
Nearest recorder = 41.2 km Gap = 266.7 deg Accuracy = C
Effects Code = Imax = 0 Fault =
41 km S (162 deg) of ONGR
WESTERN AUSTRALIA
355 km SE (136 deg) of PERTH
106 km NE ( 35 deg) of ALBANY
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
ONGR P 63.20 0.10 1.35 63.42 -0.22 41.2 342 3.2 3.2
ONGR S 68.05 1.00 0.77 68.08 -0.03 41.2 342 3.2 3.2
DBYG P 75.32 0.10 1.25 75.43 -0.11 114.9 320 1.1 1.1
DBYG S 88.72 1.00 0.71 88.43 0.29 114.9 320 1.1 1.1
RKGY P 80.55 0.20 1.06 80.60 -0.05 149.1 252 -30.8 30.8
RKGY S 97.90 1.00 0.69 97.88 0.02 149.1 252 0.9 0.9
NWAO P 85.81 0.20 1.04 85.74 0.07 187.0 319 -42.2 42.2
KLBR P 99.84 0.20 0.99 99.42 0.42 300.1 345 -42.2 42.2
8 times used, S = 0.220
Deferred Data
PINW P 92.94 0.10 1.16 92.07 0.87 239.5 323 -42.2 42.2
PINW S 122.20 1.00 0.66 118.45 3.75 239.5 323 -40.3 40.3
KLBR S 133.50 1.00 0.65 131.24 2.26 300.1 345 -40.3 40.3
MEKS P 105.87 0.20 0.99 100.83 5.04 311.8 333 -42.2 42.2
MEKS S 141.60 1.00 0.65 133.69 7.91 311.8 333 -40.3 40.3
Velocity Ratios
ONGR DBYG RKGY
ONGR 1.74 1.71 1.72
0.18 0.20 0.15
DBYG 1.71 1.72 0.00
0.20 0.06 0.00
RKGY 1.72 0.00 1.73
0.15 0.00 0.06
Date 2020-08-10
Origin Time 1540 2.60 +- 4.17
Zone 50
Easting 634.71 +- 55.70 Longitude 118.461
Northing 6218.88 +- 15.48 Latitude -34.162
Depth 2.00 +- 36.90 N
Arrival times = 6 S.D. = 0.302 Seismographs = 6
Nearest recorder = 33.7 km Gap = 218.9 deg Accuracy = C
Effects Code = Imax = 0 Fault =
33 km S (169 deg) of ONGR
WESTERN AUSTRALIA
346 km SE (136 deg) of PERTH
108 km NE ( 30 deg) of ALBANY
50 km SE (121 deg) of Gnowangerup
Record Dur Sync Unc Resp Seismometer Recorder Pol
AALB 0.00 Seismograph details unknown
AHAR 0.00 Seismograph details unknown
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
ONGR P 7.90 0.10 1.38 8.10 -0.20 33.7 349 3.9 3.9
AALB P 20.10 0.20 1.09 19.89 0.21 106.0 208 1.1 1.1
DBYG P 20.07 0.10 1.25 19.91 0.16 106.1 320 1.2 1.2
RKGY P 25.50 0.20 1.06 25.97 -0.47 145.2 249 -30.8 30.8
NWAO P 31.00 0.20 1.04 30.59 0.41 178.2 320 -30.8 30.8
PING PG 39.90 0.20 1.02 39.93 -0.03 228.9 323 0.6 0.6
6 times used, S = 0.302
Deferred Data
ONGR S 13.00 0.50 0.90 11.92 1.08 33.7 349 3.9 3.9
AALB S 34.00 1.00 0.71 31.88 2.12 106.0 208 1.1 1.1
DBYG S 33.30 1.00 0.71 31.92 1.38 106.1 320 1.2 1.2
NWAO S 52.60 1.00 0.68 51.49 1.11 178.2 320 -40.3 40.3
PING SG 67.20 1.00 0.67 65.82 1.38 228.9 323 0.6 0.6
COR2 P 39.20 0.20 1.02 38.01 1.19 239.5 343 -42.2 42.2
COR2 S 67.30 1.00 0.66 64.39 2.91 239.5 343 -40.3 40.3
COR2 SG 67.30 1.00 0.66 68.76 -1.46 239.5 343 0.6 0.6
AHAR P 42.23 0.50 0.84 41.21 1.02 266.3 295 -42.2 42.2
KLBR P 46.42 0.20 1.00 44.43 1.99 292.6 346 -42.2 42.2
MUN P 47.90 0.30 0.91 47.82 0.08 320.7 318 -42.2 42.2
BLDU P 62.66 0.40 0.84 60.64 2.02 426.7 336 -42.2 42.2
MORW P 84.22 0.50 0.77 82.75 1.47 609.5 337 -42.2 42.2
FORT P 126.00 1.00 0.64 127.58 -1.58 980.4 70 -42.2 42.2
NO VELOCITY RATIOS
1.71
0.12 0.15 0.09
DBYG 1.67 1.73 0.00
0.15 0.07 0.00
NWAO 1.71 0.00 1.75
0.09 0.00 0.05
Date 2020-08-11
Origin Time 1234 22.53 +- 0.73
Zone 50
Easting 518.59 +- 4.40 Longitude 117.197
Northing 6460.23 +- 6.20 Latitude -31.994
Depth 5.09 +- 9.89
Arrival times = 13 S.D. = 0.100 Seismographs = 8
Nearest recorder = 35.7 km Gap = 169.7 deg Accuracy = B
Effects Code = Imax = 0 Fault =
7 km W (266 deg) of QUW
WESTERN AUSTRALIA
127 km E ( 93 deg) of PERTH
29 km NE ( 61 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 2.3
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
MEKS P 28.50 0.05 1.57 28.41 0.09 35.7 335 8.5 8.5
MEKS S 32.50 0.50 0.89 32.49 0.01 35.7 335 8.5 8.5
COR2 P 31.35 0.10 1.33 31.33 0.02 53.7 101 5.7 5.7
KLBR P 33.80 0.10 1.30 33.84 -0.04 69.1 49 4.5 4.5
KLBR S 41.60 1.00 0.74 41.68 -0.08 69.1 49 4.5 4.5
MUN P 37.76 0.20 1.10 37.79 -0.03 93.4 270 3.3 3.3
MUN S 48.23 1.00 0.72 48.37 -0.14 93.4 270 3.3 3.3
KORD P 43.28 0.10 1.23 43.10 0.18 127.1 13 -30.8 30.8
KORD S 57.50 1.00 0.70 57.68 -0.18 127.1 13 2.3 2.3
BLDU P 47.64 0.20 1.05 47.72 -0.08 160.0 343 -30.8 30.8
BLDU S 66.60 1.00 0.69 66.66 -0.06 160.0 343 -23.9 23.9
WATG P 48.88 0.20 1.05 48.99 -0.11 169.2 34 -30.8 30.8
BCON P 51.80 0.20 1.04 51.80 -0.00 191.5 16 -42.2 42.2
13 times used, S = 0.100
Deferred Data
QUA S-P 2.00 10.00 0.61 1.01 0.99 7.1 96 0.0 0.0
NWAO P 39.14 0.10 1.26 39.43 -0.29 103.5 178 3.0 3.0
NWAO S 52.02 1.00 0.71 51.15 0.87 103.5 178 3.0 3.0
WATG S 69.20 1.00 0.68 68.93 0.27 169.2 34 -40.3 40.3
Velocity Ratios
MEKS KLBR MUN KORD BLDU
MEKS 1.67 0.00 0.00 1.69 1.78
0.10 0.00 0.00 0.12 0.10
KLBR 0.00 1.69 0.00 0.00 1.81
0.00 0.10 0.00 0.00 0.19
MUN 0.00 0.00 1.69 0.00 0.00
0.00 0.00 0.09 0.00 0.00
KORD 1.69 0.00 0.00 1.69 0.00
0.12 0.00 0.00 0.06 0.00
BLDU 1.78 1.81 0.00 0.00 1.76
0.10 0.19 0.00 0.00 0.05
Date 2020-08-12
Origin Time 2036 26.84 +- 2.56
Zone 50
Easting 636.04 +- 27.28 Longitude 118.476
Northing 6217.31 +- 8.97 Latitude -34.176
Depth 2.59 +- 18.77
Arrival times = 8 S.D. = 0.387 Seismographs = 5
Nearest recorder = 35.4 km Gap = 221.7 deg Accuracy = C
Effects Code = Imax = 0 Fault =
35 km S (167 deg) of ONGR
WESTERN AUSTRALIA
348 km SE (136 deg) of PERTH
107 km NE ( 31 deg) of ALBANY
Record Dur Sync Unc Resp Seismometer Recorder Pol
AALB 0.00 Seismograph details unknown
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
ONGR P 32.34 0.05 1.57 32.64 -0.30 35.4 347 4.7 4.7
ONGR S 37.40 0.50 0.89 36.67 0.73 35.4 347 4.7 4.7
AALB P 44.40 0.20 1.09 44.02 0.38 105.3 209 1.4 1.4
DBYG P 44.33 0.10 1.25 44.50 -0.17 108.2 320 1.5 1.5
RKGY P 49.90 0.20 1.06 50.27 -0.37 145.9 250 -30.8 30.8
RKGY S 67.20 1.00 0.69 67.16 0.04 145.9 250 1.1 1.1
NWAO P 55.30 0.30 0.96 55.02 0.28 180.3 320 -42.2 42.2
NWAO S 76.20 1.00 0.68 76.06 0.14 180.3 320 -40.3 40.3
8 times used, S = 0.387
Deferred Data
AALB S 59.40 1.00 0.71 55.94 3.46 105.3 209 1.4 1.4
DBYG S 57.70 1.00 0.71 56.74 0.96 108.2 320 1.5 1.5
COR2 P 74.43 0.20 1.01 62.41 12.02 241.4 343 -42.2 42.2
COR2 S 93.00 1.00 0.66 88.93 4.07 241.4 343 -40.3 40.3
KLBR P 71.96 0.20 1.00 68.83 3.13 294.4 346 -42.2 42.2
Velocity Ratios
ONGR RKGY NWAO
ONGR 1.92 1.70 1.69
0.11 0.11 0.09
RKGY 1.70 1.75 0.00
0.11 0.06 0.00
NWAO 1.69 0.00 1.73
0.09 0.00 0.05
Date 2020-08-14
Origin Time 1400 58.95 +- 0.61
Zone 50
Easting 621.95 +- 3.60 Longitude 118.318
Northing 6252.64 +- 7.17 Latitude -33.859
Depth 1.41 +- 11.67
Arrival times = 10 S.D. = 0.147 Seismographs = 6
Nearest recorder = 7.2 km Gap = 141.7 deg Accuracy = B
Effects Code = Imax = 0 Fault =
6 km E ( 70 deg) of GNOB
WESTERN AUSTRALIA
313 km SE (133 deg) of PERTH
133 km N ( 18 deg) of ALBANY
30 km E ( 75 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 2.3
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
ONGR P 60.04 0.05 1.76 60.15 -0.11 7.2 93 13.4 13.4
ONGR S 61.20 0.50 1.00 60.99 0.21 7.2 93 13.4 13.4
DBYG P 70.98 0.10 1.29 70.81 0.17 72.7 311 1.4 1.4
DBYG S 79.00 0.50 0.84 79.04 -0.04 72.7 311 1.4 1.4
NWAO P 82.15 0.10 1.22 82.27 -0.12 144.5 315 -30.8 30.8
NWAO S 98.70 1.00 0.69 98.87 -0.17 144.5 315 0.7 0.7
RKGY P 82.94 0.10 1.22 82.89 0.05 148.9 235 -30.8 30.8
RKGY S 100.04 1.00 0.69 100.08 -0.04 148.9 235 0.7 0.7
KLBR P 96.70 0.10 1.16 96.53 0.17 256.9 348 -42.2 42.2
KORD P 106.34 0.20 0.98 106.48 -0.14 339.4 346 -42.2 42.2
10 times used, S = 0.147
Deferred Data
COR2 P 91.60 0.10 1.18 90.08 1.52 203.6 344 -42.2 42.2
KLBR S 125.20 1.00 0.66 124.52 0.68 256.9 348 -40.3 40.3
MUN P 101.64 0.20 1.00 100.17 1.47 287.1 316 -42.2 42.2
MUN S 132.30 1.00 0.65 130.86 1.44 287.1 316 -40.3 40.3
KORD S 143.00 1.00 0.64 141.85 1.15 339.4 346 -40.3 40.3
Velocity Ratios
ONGR DBYG NWAO RKGY
ONGR 2.06 1.63 1.70 1.70
0.58 0.12 0.08 0.08
DBYG 1.63 1.67 1.76 1.76
0.12 0.06 0.17 0.16
NWAO 1.70 1.76 1.71 0.00
0.08 0.17 0.05 0.00
RKGY 1.70 1.76 0.00 1.71
0.08 0.16 0.00 0.05
Date 2020-08-16
Origin Time 1544 57.37 +- 0.55
Zone 50
Easting 520.04 +- 4.30 Longitude 117.212
Northing 6462.33 +- 3.82 Latitude -31.975
Depth 4.08 +- 17.77
Arrival times = 11 S.D. = 0.078 Seismographs = 7
Nearest recorder = 34.4 km Gap = 75.3 deg Accuracy = B
Effects Code = Imax = 0 Fault =
5 km W (285 deg) of QUW
WESTERN AUSTRALIA
129 km E ( 92 deg) of PERTH
31 km NE ( 59 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 2.4
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
MEKS P 63.08 0.05 1.58 63.03 0.05 34.4 331 7.1 7.1
MEKS S 67.00 0.50 0.90 66.96 0.04 34.4 331 7.1 7.1
COR2 P 65.95 0.10 1.33 66.00 -0.05 52.7 103 4.8 4.8
COR2 S 72.10 0.50 0.87 71.98 0.12 52.7 103 4.8 4.8
PING P 67.58 0.10 1.31 67.58 -0.00 62.5 199 4.0 4.0
PING S 74.60 0.50 0.85 74.66 -0.06 62.5 199 4.0 4.0
KLBR P 68.15 0.10 1.30 68.27 -0.11 66.7 50 3.8 3.8
KLBR S 75.84 1.00 0.74 75.82 0.02 66.7 50 3.8 3.8
MUN S 83.45 1.00 0.72 83.60 -0.15 94.8 269 2.6 2.6
NWAO P 74.70 0.20 1.09 74.60 0.11 105.5 178 2.4 2.4
KORD P 77.70 0.10 1.24 77.69 0.01 124.8 12 -30.8 30.8
11 times used, S = 0.078
Deferred Data
QUA S-P 2.00 10.00 0.61 0.87 1.13 6.3 116 0.0 0.0
MUN P 72.54 0.10 1.27 72.86 -0.32 94.8 269 2.6 2.6
KORD S 91.71 1.00 0.70 91.86 -0.15 124.8 12 1.9 1.9
BLDU P 82.84 0.20 1.05 82.43 0.41 158.5 342 -30.8 30.8
BLDU S 100.50 1.00 0.69 101.16 -0.66 158.5 342 1.6 1.6
WATG P 84.12 0.20 1.05 83.55 0.57 166.6 34 -30.8 30.8
WATG S 103.40 1.00 0.68 103.26 0.14 166.6 34 -23.9 23.9
DBYG P 83.00 0.20 1.05 83.74 -0.74 167.8 163 -30.8 30.8
DBYG S 104.10 1.00 0.68 103.58 0.52 167.8 163 -23.9 23.9
BCON P 86.90 0.20 1.04 86.46 0.44 189.1 16 -42.2 42.2
BCON SN 108.10 1.00 0.45 108.19 -0.09 189.1 16 -40.3 40.3
ONGR P 93.00 0.30 0.94 92.23 0.77 236.9 152 -42.2 42.2
ONGR SN 120.40 1.00 0.44 118.23 2.17 236.9 152 -40.3 40.3
RKGY P 102.50 0.30 0.92 99.01 3.49 292.9 184 -42.2 42.2
RKGY S 133.60 0.10 1.03 130.03 3.57 292.9 184 -40.3 40.3
MORW P 105.20 0.30 0.91 104.85 0.35 341.2 340 -42.2 42.2
MORW S 140.70 0.10 1.02 140.20 0.50 341.2 340 -40.3 40.3
Velocity Ratios
MEKS COR2 PING KLBR
MEKS 1.69 0.00 0.00 0.00
0.10 0.00 0.00 0.00
COR2 0.00 1.72 0.00 0.00
0.00 0.08 0.00 0.00
PING 0.00 0.00 1.69 0.00
0.00 0.00 0.07 0.00
KLBR 0.00 0.00 0.00 1.71
0.00 0.00 0.00 0.11
Date 2020-08-17
Origin Time 1401 19.72 +- 0.77
Zone 50
Easting 518.39 +- 5.09 Longitude 117.195
Northing 6460.45 +- 6.51 Latitude -31.992
Depth 7.39 +- 21.83
Arrival times = 9 S.D. = 0.102 Seismographs = 6
Nearest recorder = 35.4 km Gap = 92.6 deg Accuracy = B
Effects Code = Imax = 0 Fault =
7 km W (267 deg) of QUW
WESTERN AUSTRALIA
127 km E ( 92 deg) of PERTH
29 km NE ( 60 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 2.3
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
MEKS w P 25.77 0.30 0.79 25.62 0.15 35.4 335 12.2 12.2
MEKS i S 29.70 0.50 0.89 29.71 -0.01 35.4 335 12.2 12.2
COR2 P 28.62 0.10 1.33 28.60 0.02 53.9 101 8.1 8.1
COR2 S 34.80 1.00 0.75 34.76 0.04 53.9 101 8.1 8.1
KLBR P 31.01 0.10 1.30 31.06 -0.05 69.1 50 6.4 6.4
MUN P 34.82 0.10 1.27 34.97 -0.15 93.2 270 4.7 4.7
MUN S 45.80 1.00 0.72 45.55 0.25 93.2 270 4.7 4.7
NWAO P 36.70 0.10 1.26 36.68 0.02 103.7 178 4.2 4.2
KORD P 40.10 0.20 1.07 40.07 0.03 127.0 13 -30.8 30.8
9 times used, S = 0.102
Deferred Data
PINW w P 30.27 0.30 0.76 29.11 1.16 57.1 198 7.5 7.5
KLBR S 38.40 1.00 0.74 38.93 -0.53 69.1 50 6.4 6.4
NWAO S 49.90 1.00 0.71 48.44 1.46 103.7 178 4.2 4.2
KORD S 54.15 1.00 0.70 54.86 -0.71 127.0 13 3.4 3.4
Velocity Ratios
MEKS COR2 MUN
MEKS 1.65 0.00 0.00
0.17 0.00 0.00
COR2 0.00 1.69 0.00
0.00 0.13 0.00
MUN 0.00 0.00 1.73
0.00 0.00 0.08
Date 2020-08-18
Origin Time 2138 38.49 +- 1.16
Zone 50
Easting 533.27 +- 9.02 Longitude 117.351
Northing 6490.66 +- 11.07 Latitude -31.719
Depth 2.00 +- 28.81 N
Arrival times = 12 S.D. = 0.153 Seismographs = 7
Nearest recorder = 29.7 km Gap = 136.6 deg Accuracy = C
Effects Code = Imax = 0 Fault =
27 km E ( 91 deg) of ME3
WESTERN AUSTRALIA
144 km E ( 80 deg) of PERTH
14 km SE (124 deg) of Cunderdin
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
MEKS P 43.28 0.05 1.60 43.34 -0.06 29.7 273 4.3 4.3
MEKS S 46.70 5.00 0.57 46.71 -0.01 29.7 273 4.3 4.3
KLBR P 44.99 0.05 1.56 45.15 -0.16 40.8 69 3.3 3.3
KLBR S 49.60 0.50 0.88 49.77 -0.17 40.8 69 3.3 3.3
COR2 P 47.70 0.10 1.32 47.59 0.11 55.8 137 2.4 2.4
KORD P 53.90 0.10 1.27 53.89 0.01 94.4 8 1.3 1.3
KORD S 64.60 1.00 0.72 64.57 0.03 94.4 8 1.3 1.3
WATG P 60.70 0.20 1.07 60.54 0.16 135.9 36 -30.8 30.8
BLDU P 60.73 0.20 1.07 60.73 0.00 137.1 333 -30.8 30.8
BLDU S 76.14 1.00 0.70 76.36 -0.22 137.1 333 1.0 1.0
BCON P 64.00 0.20 1.05 63.69 0.31 158.3 14 -30.8 30.8
BCON S 82.30 1.00 0.69 82.21 0.09 158.3 14 0.8 0.8
12 times used, S = 0.153
Deferred Data
COR2 S 55.30 1.00 0.75 53.91 1.39 55.8 137 2.4 2.4
PINW P 52.38 0.10 1.27 53.27 -0.89 90.6 201 1.3 1.3
PINW S 64.50 1.00 0.72 63.52 0.98 90.6 201 1.3 1.3
MUN P 56.07 0.20 1.09 56.74 -0.67 111.9 254 1.2 1.2
MUN S 68.90 1.00 0.71 69.40 -0.50 111.9 254 1.2 1.2
NWAO P 59.72 0.10 1.23 60.33 -0.61 134.3 184 -30.8 30.8
NWAO S 75.40 1.00 0.70 75.60 -0.20 134.3 184 1.0 1.0
WATG S 76.40 1.00 0.70 76.03 0.37 135.9 36 0.9 0.9
DBYG S 92.00 1.00 0.68 90.34 1.66 192.3 169 -40.3 40.3
MORW P 83.40 0.20 0.99 83.58 -0.18 319.6 336 -42.2 42.2
Velocity Ratios
MEKS KLBR KORD BLDU BCON
MEKS 1.71 0.00 0.00 0.00 0.00
1.07 0.00 0.00 0.00 0.00
KLBR 0.00 1.71 0.00 1.69 1.72
0.00 0.09 0.00 0.12 0.10
KORD 0.00 0.00 1.69 0.00 0.00
0.00 0.00 0.08 0.00 0.00
BLDU 0.00 1.69 0.00 1.69 0.00
0.00 0.12 0.00 0.06 0.00
BCON 0.00 1.72 0.00 0.00 1.72
0.00 0.10 0.00 0.00 0.05
Date 2020-08-24
Origin Time 2029 31.21 +- 5.32
Zone 50
Easting 660.19 +- 24.36 Longitude 118.717
Northing 6331.62 +- 20.54 Latitude -33.142
Depth 1.15 +- 39.87
Arrival times = 7 S.D. = 0.296 Seismographs = 6
Nearest recorder = 85.4 km Gap = 228.2 deg Accuracy = C
Effects Code = Imax = 0 Fault =
24 km E (100 deg) of LKGR
WESTERN AUSTRALIA
300 km SE (117 deg) of PERTH
220 km N ( 21 deg) of ALBANY
24 km E (102 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 2.3
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
ONGR P 44.95 0.10 1.28 45.15 -0.20 85.4 200 1.0 1.0
DBYG P 47.35 0.10 1.26 47.01 0.34 96.8 250 0.9 0.9
NWAO P 53.63 0.10 1.22 54.02 -0.39 140.6 279 -30.8 30.8
NWAO S 69.90 1.00 0.69 70.07 -0.17 140.6 279 0.6 0.6
KLBR P 61.35 0.20 1.03 61.26 0.09 194.3 332 -42.2 42.2
RKGY P 65.70 0.30 0.94 65.43 0.27 228.8 224 -42.2 42.2
MUN P 70.35 0.30 0.93 70.23 0.12 268.6 298 -42.2 42.2
7 times used, S = 0.296
Deferred Data
DBYG S 58.70 1.00 0.72 57.96 0.74 96.8 250 0.9 0.9
PINW PG 59.65 0.30 0.96 60.04 -0.39 176.7 294 0.4 0.4
PINW S 80.80 1.00 0.68 79.90 0.90 176.7 294 -40.3 40.3
KLBR S 83.40 1.00 0.68 83.66 -0.26 194.3 332 -40.3 40.3
RKGY S 93.10 1.00 0.67 90.92 2.18 228.8 224 -40.3 40.3
MUN S 99.80 1.00 0.66 99.27 0.53 268.6 298 -40.3 40.3
WATG P 70.80 0.20 1.00 70.58 0.22 271.6 349 -42.2 42.2
WATG S 100.50 1.00 0.65 99.89 0.61 271.6 349 -40.3 40.3
Velocity Ratios
NWAO
NWAO 1.73
0.05