Data Report
Bulletin / 2023-06
Contributed by CUPWA
Date 2023-06-09
Origin Time 0125 18.10 +- 7.38
Zone 50
Easting 501.31 +- 36.01 Longitude 117.014
Northing 6307.64 +- 17.66 Latitude -33.370
Depth 0.00 +- 53.17 C
Arrival times = 6 S.D. = 0.064 Seismographs = 4
Nearest recorder = 2.8 km Gap = 236.3 deg Accuracy = C
Effects Code = Imax = 0 Fault =
2 km E ( 69 deg) of AJ03
WESTERN AUSTRALIA
197 km NW (336 deg) of ALBANY
192 km SE (146 deg) of PERTH
3 km SW (213 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 2.5
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
AJ02 i P 18.70 0.03 2.05 18.68 0.02 2.8 338 0.1 0.1
AJ02 i S 18.93 0.30 1.17 18.95 -0.02 2.8 338 0.1 0.1
ARV4 i P 19.09 0.03 1.99 19.11 -0.02 4.9 258 0.0 0.0
ARV4 S 19.63 0.30 1.13 19.57 0.06 4.9 258 0.0 0.0
NWAO P 27.60 0.10 1.33 27.53 0.07 53.3 22 -36.7 36.7
PINW P 34.50 0.20 1.10 34.65 -0.15 98.7 359 -41.3 41.3
6 times used, S = 0.064
Deferred Data
AJ03 S-P 3.00 3.00 0.83 0.20 2.80 2.1 249 0.0 0.0
NWAO S 33.80 1.00 0.75 33.37 0.43 53.3 22 -24.2 24.2
PINW S 46.10 1.00 0.72 45.62 0.48 98.7 359 -29.0 29.0
RKGY P 40.40 0.20 1.07 40.72 -0.32 137.4 181 -41.3 41.3
RKGY S 55.80 1.00 0.70 55.90 -0.10 137.4 181 -29.0 29.0
ONGR P 40.95 0.20 1.07 41.02 -0.07 139.3 113 -41.3 41.3
ONGR S 57.66 1.00 0.70 56.41 1.25 139.3 113 -29.0 29.0
MUN P 45.25 0.20 1.05 46.08 -0.83 171.8 333 -41.3 41.3
KLBR P 50.95 0.20 1.03 50.67 0.28 209.1 19 -53.8 53.8
KLBR S 74.10 1.00 0.67 74.59 -0.49 209.1 19 -44.2 44.2
WATG P 63.53 0.20 0.99 63.39 0.14 313.1 21 -53.8 53.8
Velocity Ratios
AJ02 ARV4
AJ02 1.38 0.00
0.60 0.00
ARV4 0.00 1.55
0.00 0.36
Date 2023-06-13
Origin Time 1019 15.63 +- 0.96
Zone 50
Easting 571.28 +- 7.19 Longitude 117.770
Northing 6258.35 +- 8.42 Latitude -33.813
Depth 2.30 +- 29.02
Arrival times = 8 S.D. = 0.147 Seismographs = 6
Nearest recorder = 58.2 km Gap = 123.4 deg Accuracy = B
Effects Code = Imax = 0 Fault =
26 km NW (302 deg) of GNOT
WESTERN AUSTRALIA
274 km SE (139 deg) of PERTH
132 km N (356 deg) of ALBANY
25 km NW (301 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 2.6
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
ONGR P 25.04 0.10 1.32 25.13 -0.09 58.2 95 2.6 2.6
ONGR S 31.80 1.00 0.75 31.71 0.09 58.2 95 2.6 2.6
ARV4 P 30.13 0.10 1.27 30.16 -0.03 89.0 302 1.5 1.5
NWAO P 33.70 0.20 1.09 33.61 0.09 110.2 333 1.3 1.3
RKGY P 34.30 0.20 1.08 34.34 -0.04 114.6 219 1.3 1.3
RKGY S 47.50 1.00 0.71 47.31 0.19 114.6 219 1.3 1.3
AKUL P 37.30 0.20 1.07 37.08 0.22 131.6 15 -30.8 30.8
PINW P 41.40 0.20 1.05 41.63 -0.23 164.2 333 -30.8 30.8
8 times used, S = 0.147
Deferred Data
ARV4 S 41.40 1.00 0.72 40.23 1.17 89.0 302 1.5 1.5
NWAO S 46.80 1.00 0.71 46.08 0.72 110.2 333 1.3 1.3
COR2 PG 46.40 0.30 0.96 46.87 -0.47 191.5 359 0.8 0.8
KLBR P 53.10 0.30 0.93 51.82 1.28 246.2 359 -42.2 42.2
Velocity Ratios
ONGR RKGY
ONGR 1.72 0.00
0.13 0.00
RKGY 0.00 1.71
0.00 0.07
Date 2023-06-13
Origin Time 1748 52.85 +- 1.03
Zone 50
Easting 602.25 +- 7.62 Longitude 118.066
Northing 6622.92 +- 7.15 Latitude -30.522
Depth 2.00 +- 12.40 N
Arrival times = 11 S.D. = 0.147 Seismographs = 6
Nearest recorder = 26.6 km Gap = 206.1 deg Accuracy = C
Effects Code = Imax = 0 Fault =
20 km E (112 deg) of BEAC
WESTERN AUSTRALIA
264 km NE ( 54 deg) of PERTH
20 km E (113 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
WATG P 57.24 0.10 1.40 57.20 0.04 26.6 151 4.5 4.5
WATG S 59.80 1.00 0.80 60.21 -0.41 26.6 151 4.5 4.5
BCON P 58.60 0.10 1.37 58.64 -0.04 35.5 305 3.7 3.7
BCON S 62.60 1.00 0.78 62.66 -0.06 35.5 305 3.7 3.7
KLBR P 72.80 0.10 1.24 72.79 0.01 122.2 193 1.1 1.1
KLBR S 86.50 1.00 0.70 86.62 -0.12 122.2 193 1.1 1.1
BLDU P 74.10 0.20 1.07 74.14 -0.04 130.5 265 1.0 1.0
BLDU S 88.80 1.00 0.70 88.90 -0.10 130.5 265 1.0 1.0
COR2 P 80.70 0.10 1.20 80.51 0.19 175.8 189 -30.8 30.8
COR2 S 101.20 1.00 0.68 101.24 -0.04 175.8 189 -40.3 40.3
PINW P 88.40 0.20 1.02 88.23 0.17 239.4 204 -42.2 42.2
11 times used, S = 0.147
Deferred Data
PINW S 118.20 1.00 0.66 114.59 3.61 239.4 204 -40.3 40.3
Velocity Ratios
WATG BCON KLBR BLDU COR2
WATG 1.58 0.00 1.72 1.72 1.76
0.27 0.00 0.15 0.15 0.10
BCON 0.00 1.70 1.68 1.69 1.75
0.00 0.21 0.17 0.16 0.11
KLBR 1.72 1.68 1.69 0.00 0.00
0.15 0.17 0.06 0.00 0.00
BLDU 1.72 1.69 0.00 1.69 0.00
0.15 0.16 0.00 0.06 0.00
COR2 1.76 1.75 0.00 0.00 1.74
0.10 0.11 0.00 0.00 0.04
Date 2023-06-16
Origin Time 0832 17.30 +- 3.99
Zone 50
Easting 497.23 +- 30.29 Longitude 116.970
Northing 6308.73 +- 26.01 Latitude -33.361
Depth 1.69 +- 14.54
Arrival times = 6 S.D. = 0.016 Seismographs = 3
Nearest recorder = 0.6 km Gap = 223.7 deg Accuracy = A
Effects Code = Imax = 0 Fault =
0 km SW (242 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
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 -10.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
AJ01 i P 17.67 0.03 2.17 17.67 0.00 0.6 62 71.8 71.8
AJ01 i S 17.87 0.30 1.23 17.87 -0.00 0.6 62 71.8 71.8
ARV4 i P 17.88 0.03 2.08 17.87 0.01 2.1 198 38.3 38.3
ARV4 i S 18.15 0.30 1.18 18.18 -0.03 2.1 198 38.3 38.3
AJ02 i P 18.07 0.03 2.03 18.08 -0.01 3.4 63 26.6 26.6
AJ02 i S 18.54 0.30 1.15 18.51 0.03 3.4 63 26.6 26.6
6 times used, S = 0.016
Velocity Ratios
AJ01 ARV4 AJ02
AJ01 1.54 0.00 0.00
1.01 0.00 0.00
ARV4 0.00 1.46 0.00
0.00 0.62 0.00
AJ02 0.00 0.00 1.61
0.00 0.00 0.47
Date 2023-06-19
Origin Time 0242 17.13 +- 6.88
Zone 50
Easting 500.86 +- 45.04 Longitude 117.009
Northing 6307.57 +- 20.24 Latitude -33.371
Depth 2.11 +- 13.52
Arrival times = 6 S.D. = 0.015 Seismographs = 3
Nearest recorder = 1.7 km Gap = 259.3 deg Accuracy = B
Effects Code = Imax = 0 Fault =
1 km NE ( 66 deg) of AJ03
WESTERN AUSTRALIA
197 km NW (336 deg) of ALBANY
191 km SE (146 deg) of PERTH
3 km SW (220 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
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
AJ03 i P 17.69 0.03 2.10 17.69 0.00 1.7 246 40.4 52.5
AJ03 i S 17.90 0.30 1.19 17.94 -0.04 1.7 246 47.7 52.1
AJ02 i P 17.85 0.03 2.06 17.85 -0.00 2.7 347 14.8 39.0
AJ02 i S 18.18 0.30 1.17 18.18 0.00 2.7 347 30.2 37.9
ARV4 i P 18.13 0.03 2.01 18.12 0.01 4.4 258 2.0 36.7
ARV4 i S 18.66 0.30 1.14 18.66 -0.00 4.4 258 11.2 25.7
6 times used, S = 0.015
Deferred Data
AJ01 S-P 4.00 4.00 0.76 0.35 3.65 3.4 294 0.0 0.0
Velocity Ratios
AJ03 AJ02 ARV4
AJ03 1.38 0.00 0.00
0.65 0.00 0.00
AJ02 0.00 1.46 0.00
0.00 0.50 0.00
ARV4 0.00 0.00 1.53
0.00 0.00 0.36