Data Report
Bulletin / 2020-02
Contributed by CUPWA
Date 2020-02-07
Origin Time 0759 52.95 +- 34.87
Zone 50
Easting 550.08 +- 607.58 Longitude 117.526
Northing 6546.74 +- 460.62 Latitude -31.212
Depth 2.00 +- 877.44 N
Arrival times = 5 S.D. = 0.072 Seismographs = 3
Nearest recorder = 47.3 km Gap = 202.4 deg Accuracy = C
Effects Code = Imax = 0 Fault =
4 km NW (307 deg) of WYAL
WESTERN AUSTRALIA
179 km NE ( 63 deg) of PERTH
43 km S (174 deg) of Koorda
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLBR P 60.74 0.10 1.34 60.68 0.06 47.3 152 2.8 2.8
KLBR S 65.91 0.50 0.87 66.04 -0.13 47.3 152 2.8 2.8
BLDU P 69.67 0.20 1.09 69.68 -0.01 102.6 310 1.3 1.3
BLDU S 81.24 1.00 0.71 81.29 -0.05 102.6 310 1.3 1.3
MUN P 77.17 0.20 1.06 77.14 0.02 151.1 235 -30.8 30.8
5 times used, S = 0.072
Deferred Data
MUN S 93.94 1.00 0.69 94.69 -0.75 151.1 235 0.9 0.9
NWAO S 105.60 1.00 0.68 104.74 0.86 192.0 188 -40.3 40.3
Velocity Ratios
KLBR BLDU
KLBR 1.66 0.00
0.09 0.00
BLDU 0.00 1.69
0.00 0.08
Date 2020-02-22
Origin Time 1231 14.42 +- 2.26
Zone 50
Easting 602.34 +- 12.21 Longitude 118.069
Northing 6595.52 +- 5.82 Latitude -30.769
Depth 1.00 +- 12.42 C
Arrival times = 10 S.D. = 0.111 Seismographs = 8
Nearest recorder = 56.6 km Gap = 244.5 deg Accuracy = C
Effects Code = Imax = 0 Fault =
12 km W (251 deg) of WATG
WESTERN AUSTRALIA
248 km NE ( 59 deg) of PERTH
21 km NW (323 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 2.9
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KOO6 i P 23.68 0.05 1.52 23.65 0.03 56.6 263 1.3 1.3
KOO6 S 30.20 1.00 0.75 30.05 0.15 56.6 263 1.3 1.3
KLBR P 30.00 0.10 1.26 30.08 -0.08 96.0 198 0.8 0.8
BLDU P 35.66 0.10 1.23 35.86 -0.20 131.4 277 0.6 0.6
MECK P 37.08 0.20 1.07 37.03 0.05 139.2 226 -30.8 30.8
MEKS P 37.60 0.10 1.22 37.50 0.10 142.6 223 -30.8 30.8
MEKS S 53.80 1.00 0.69 53.81 -0.01 142.6 223 0.5 0.5
MUN P 47.72 0.20 1.02 47.82 -0.10 222.0 232 -42.2 42.2
NWAO P 51.50 0.20 1.01 51.43 0.07 251.9 198 -42.2 42.2
MORW P 53.97 0.20 1.00 53.85 0.12 271.9 313 -42.2 42.2
10 times used, S = 0.111
Deferred Data
COR2 P 39.00 0.20 1.06 38.40 0.60 149.0 191 -30.8 30.8
COR2 S 56.10 1.00 0.69 55.57 0.53 149.0 191 0.5 0.5
MOO1 P 45.70 0.10 1.19 44.93 0.77 198.1 273 -42.2 42.2
AKUL P 47.04 0.10 1.18 46.48 0.56 210.9 177 -42.2 42.2
AKUL S 70.20 1.00 0.67 70.38 -0.18 210.9 177 -40.3 40.3
PINW P 47.80 0.20 1.03 46.95 0.85 215.0 207 -42.2 42.2
KMBL P 66.55 0.30 0.90 65.84 0.71 370.9 101 -42.2 42.2
MEEK P 78.24 0.30 0.88 76.72 1.52 460.8 6 -42.2 42.2
Velocity Ratios
KOO6 MEKS
KOO6 1.70 1.70
0.12 0.16
MEKS 1.70 1.70
0.16 0.05
Date 2020-02-24
Origin Time 2017 36.96 +- 2.09
Zone 50
Easting 576.94 +- 13.00 Longitude 117.827
Northing 6304.16 +- 9.69 Latitude -33.399
Depth 1.50 +- 20.43
Arrival times = 8 S.D. = 0.135 Seismographs = 5
Nearest recorder = 76.2 km Gap = 189.4 deg Accuracy = B
Effects Code = Imax = 0 Fault =
16 km E ( 71 deg) of WDN1
WESTERN AUSTRALIA
245 km SE (131 deg) of PERTH
178 km N (359 deg) of ALBANY
13 km SE (134 deg) of Dumbleyung
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 -10.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO P 49.41 0.10 1.29 49.40 0.01 76.2 313 1.3 1.3
NWAO S 58.10 1.00 0.73 58.03 0.07 76.2 313 1.3 1.3
AKUL P 51.04 0.10 1.28 51.05 -0.01 86.3 20 1.2 1.2
AKUL S 60.71 1.00 0.72 60.82 -0.11 86.3 20 1.2 1.2
RKGY P 61.80 0.50 0.88 61.82 -0.02 155.5 209 -30.8 30.8
KLBR P 67.96 0.20 1.03 67.71 0.25 200.5 358 -42.2 42.2
KLBR S 90.54 1.00 0.67 90.64 -0.10 200.5 358 -40.3 40.3
MUN P 69.71 0.30 0.94 69.91 -0.20 218.7 315 -42.2 42.2
8 times used, S = 0.135
Deferred Data
RKGY S 79.10 1.00 0.69 79.92 -0.82 155.5 209 0.7 0.7
AALB S 85.84 1.00 0.68 85.77 0.07 177.6 177 -40.3 40.3
MUN S 95.20 1.00 0.67 94.47 0.73 218.7 315 -40.3 40.3
BLDU P 82.61 0.20 0.99 82.95 -0.34 326.5 340 -42.2 42.2
Velocity Ratios
NWAO AKUL KLBR
NWAO 1.70 0.00 1.75
0.09 0.00 0.14
AKUL 0.00 1.69 1.76
0.00 0.08 0.15
KLBR 1.75 1.76 1.73
0.14 0.15 0.04
Date 2020-02-28
Origin Time 1029 41.73 +- 0.44
Zone 50
Easting 524.39 +- 2.61 Longitude 117.255
Northing 6575.79 +- 4.51 Latitude -30.951
Depth 3.20 +- 16.14
Arrival times = 11 S.D. = 0.103 Seismographs = 7
Nearest recorder = 23.2 km Gap = 89.1 deg Accuracy = A
Effects Code = Imax = 0 Fault =
19 km SE (142 deg) of CAS
WESTERN AUSTRALIA
174 km NE ( 51 deg) of PERTH
19 km SE (127 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 2.3
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
CADX i P 45.65 0.05 1.63 45.56 0.10 23.2 330 8.6 8.6
CADX i S 48.20 0.50 0.92 48.21 -0.01 23.2 330 8.6 8.6
KOO6 i P 45.93 0.05 1.61 45.96 -0.03 25.7 57 7.8 7.8
KOO6 S 48.90 0.50 0.92 48.89 0.01 25.7 57 7.8 7.8
BLDU P 52.07 0.05 1.50 52.25 -0.18 64.4 305 3.1 3.1
BLDU S 59.70 0.50 0.85 59.54 0.16 64.4 305 3.1 3.1
KLBR P 55.64 0.10 1.28 55.68 -0.04 85.4 146 2.4 2.4
KLBR S 65.50 1.00 0.73 65.35 0.15 85.4 146 2.4 2.4
MOO1 P 62.10 0.10 1.24 62.05 0.05 124.5 286 1.6 1.6
MUN P 65.80 0.10 1.22 65.84 -0.04 151.2 220 -30.8 30.8
NWAO P 74.60 0.20 1.02 74.53 0.07 219.0 180 -42.2 42.2
11 times used, S = 0.103
Deferred Data
MUN S 83.20 1.00 0.69 83.51 -0.31 151.2 220 1.3 1.3
AKUL S 97.90 1.00 0.67 96.82 1.08 208.6 156 -40.3 40.3
NWAO S 101.40 1.00 0.67 98.99 2.41 219.0 180 -40.3 40.3
MORW P 77.70 0.20 1.02 76.99 0.71 239.3 330 -42.2 42.2
Velocity Ratios
CADX KOO6 BLDU KLBR
CADX 1.65 0.00 1.79 1.73
0.15 0.00 0.19 0.18
KOO6 0.00 1.71 1.76 1.71
0.00 0.14 0.19 0.18
BLDU 1.79 1.76 1.74 0.00
0.19 0.19 0.06 0.00
KLBR 1.73 1.71 0.00 1.71
0.18 0.18 0.00 0.08