Data Report
Bulletin / 1994-01
Contributed by CUPWA
Date 1994-01-05
Origin Time 0330 7.19 +- 0.77
Zone 50
Easting 535.85 +- 5.77 Longitude 117.379
Northing 6462.48 +- 4.10 Latitude -31.973
Depth 2.55 +- 26.37
Arrival times = 8 S.D. = 0.116 Seismographs = 4
Nearest recorder = 55.5 km Gap = 146.9 deg Accuracy = A
Effects Code = Imax = 0 Fault =
4 km N (341 deg) of QUAI
WESTERN AUSTRALIA
145 km E ( 91 deg) of PERTH
39 km S (158 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 1.6
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 16.50 0.50 0.67 16.26 0.24 55.5 40 2.9 2.9
KLB e S 22.40 0.30 0.67 22.55 -0.15 55.5 40 2.9 2.9
NWAO e P 24.50 0.20 0.76 24.58 -0.08 106.6 187 1.5 1.5
NWAO e S 36.70 0.30 0.63 36.64 0.06 106.6 187 1.5 1.5
MUN e P 25.20 0.20 0.76 25.24 -0.04 110.6 269 1.5 1.5
MUN e S 37.80 0.30 0.63 37.76 0.04 110.6 269 1.5 1.5
BAL e P 33.20 0.30 0.68 33.20 -0.00 164.4 337 -30.8 30.8
BAL e S 52.60 0.30 0.61 52.61 -0.01 164.4 337 1.0 1.0
8 times used, S = 0.116
Deferred Data
NWAO e SMS 41.00 0.50 0.32 40.95 0.05 106.6 187 -37.7 37.7
Velocity Ratios
KLB NWAO MUN BAL
KLB 1.63 0.00 0.00 1.81
0.13 0.00 0.00 0.13
NWAO 0.00 1.70 0.00 1.83
0.00 0.04 0.00 0.18
MUN 0.00 0.00 1.70 0.00
0.00 0.00 0.04 0.00
BAL 1.81 1.83 0.00 1.75
0.13 0.18 0.00 0.03
Date 1994-01-07
Origin Time 1213 21.22 +- 1.99
Zone 51
Easting 433.93 +- 5.75 Longitude 122.297
Northing 6412.22 +- 7.94 Latitude -32.425
Depth 5.00 +- 11.89 N
Arrival times = 21 S.D. = 0.856 Seismographs = 10
Nearest recorder = 202.9 km Gap = 169.4 deg Accuracy = C
Effects Code = Imax = 0 Fault =
123 km S (161 deg) of KMBL
WESTERN AUSTRALIA
610 km E ( 97 deg) of PERTH
55 km SE (117 deg) of NORSEMAN
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
COOL i P 52.80 0.20 1.03 51.89 0.91 202.9 327 -42.2 42.2
COOL e PG 54.30 0.20 0.72 54.33 -0.03 202.9 327 1.6 1.6
COOL e S 73.00 1.00 0.47 74.80 -1.80 202.9 327 -40.3 40.3
COOL e SG 77.40 0.20 0.65 77.28 0.12 202.9 327 1.6 1.6
KLB e P 79.50 0.20 0.67 80.41 -0.91 438.8 281 -42.2 42.2
KLB e S 124.50 0.50 0.50 124.45 0.05 438.8 281 -40.3 40.3
KLB e SG 141.00 1.00 0.44 142.46 -1.46 438.8 281 0.7 0.7
NWAO e S 133.80 0.50 0.50 132.82 0.98 478.6 261 -40.3 40.3
RKG e P 93.00 0.30 0.61 93.40 -0.40 546.3 242 -42.2 42.2
RKG e S 147.00 1.00 0.43 147.07 -0.07 546.3 242 -40.3 40.3
BAL e S 151.00 0.50 0.49 151.77 -0.77 568.6 289 -40.3 40.3
FORT e P 96.30 0.30 0.60 96.96 -0.66 575.9 73 -42.2 42.2
FORT e S 153.00 0.30 0.54 153.27 -0.27 575.9 73 -40.3 40.3
MUN e P 97.00 0.20 0.65 97.11 -0.11 577.0 273 -42.2 42.2
MUN e S 154.00 0.50 0.49 153.53 0.47 577.0 273 -40.3 40.3
MRWA e P 114.00 1.00 0.46 112.10 1.90 700.9 299 -42.2 42.2
MRWA e S 179.00 0.50 0.48 179.63 -0.63 700.9 299 -40.3 40.3
MEEK e P 116.00 0.30 0.59 116.17 -0.17 734.4 330 -42.2 42.2
MEEK e S 187.00 0.50 0.48 186.71 0.29 734.4 330 -40.3 40.3
WARB e P 126.50 0.30 0.58 125.34 1.16 810.3 32 -42.2 42.2
WARB e SG 244.00 0.50 0.47 245.06 -1.06 810.3 32 0.4 0.4
21 times used, S = 0.856
Deferred Data
KLB e PMP 89.00 1.00 0.29 85.70 3.30 438.8 281 -31.2 31.2
NWAO e PMP 96.20 0.30 0.37 91.24 4.96 478.6 261 -31.2 31.2
NWAO e SMS 150.40 0.50 0.28 146.19 4.21 478.6 261 -24.4 24.4
RKG e SMS 167.00 0.30 0.30 163.23 3.77 546.3 242 -24.3 24.3
BAL e P 101.00 0.50 0.54 96.10 4.90 568.6 289 -42.2 42.2
FORT S-P 56.70 0.50 0.78 56.31 0.39 575.9 73 0.0 0.0
FORT e SG 175.00 1.00 0.43 180.31 -5.31 575.9 73 0.5 0.5
MUN e SG 177.40 0.50 0.49 180.63 -3.23 577.0 273 0.5 0.5
MRWA e SG 211.00 1.00 0.42 214.86 -3.86 700.9 299 0.4 0.4
MEEK e SG 229.00 0.50 0.48 224.09 4.91 734.4 330 0.4 0.4
WARB e S 207.00 1.00 0.41 202.67 4.33 810.3 32 -40.3 40.3
MBL e P 181.00 2.00 0.38 181.15 -0.15 1272.1 348 -42.2 42.2
MBL w S 301.00 2.00 0.35 299.85 1.15 1272.1 348 -40.3 40.3
Velocity Ratios
COOL KLB RKG FORT MUN MRWA MEEK
COOL 1.64 1.93 1.84 1.84 1.83 1.73 1.80
0.04 0.09 0.07 0.05 0.05 0.06 0.04
KLB 1.93 1.77 1.67 1.70 1.69 1.58 1.71
0.09 0.01 0.18 0.10 0.10 0.09 0.05
RKG 1.84 1.67 1.75 0.00 0.00 1.52 1.74
0.07 0.18 0.02 0.00 0.00 0.18 0.11
FORT 1.84 1.70 0.00 1.76 0.00 1.47 1.73
0.05 0.10 0.00 0.01 0.00 0.17 0.10
MUN 1.83 1.69 0.00 0.00 1.75 1.47 1.74
0.05 0.10 0.00 0.00 0.01 0.17 0.10
MRWA 1.73 1.58 1.52 1.47 1.47 1.70 0.00
0.06 0.09 0.18 0.17 0.17 0.02 0.00
MEEK 1.80 1.71 1.74 1.73 1.74 0.00 1.75
0.04 0.05 0.11 0.10 0.10 0.00 0.01
Date 1994-01-07
Origin Time 1312 48.73 +- 14.01
Zone 52
Easting 451.68 +- 179.12 Longitude 128.547
Northing 8167.38 +- 52.37 Latitude -16.575
Depth 5.00 +- 85.65 N
Arrival times = 6 S.D. = 0.464 Seismographs = 3
Nearest recorder = 94.3 km Gap = 252.0 deg Accuracy = B
Effects Code = Imax = 0 Fault =
94 km S (194 deg) of KNA
WESTERN AUSTRALIA
90 km S (193 deg) of Kununurra
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
KNA i+P 64.10 0.10 1.27 64.13 -0.03 94.3 14 3.1 3.1
KNA i S 74.60 0.20 0.99 74.81 -0.21 94.3 14 3.1 3.1
MTN e P 116.00 0.50 0.55 114.98 1.02 497.4 34 -42.2 42.2
MTN e S 164.80 0.30 0.55 164.25 0.55 497.4 34 -40.3 40.3
MTN e SG 186.00 0.50 0.50 186.15 -0.15 497.4 34 0.6 0.6
WRA i-P 141.00 3.00 0.53 141.64 -0.64 717.7 122 -42.2 42.2
6 times used, S = 0.464
Deferred Data
WRA i S 209.90 0.30 0.76 210.68 -0.78 717.7 122 -40.3 40.3
Velocity Ratios
KNA MTN
KNA 1.68 1.74
0.02 0.03
MTN 1.74 1.73
0.03 0.02
Date 1994-01-17
Origin Time 2155 30.09 +- 0.28
Zone 50
Easting 508.37 +- 1.56 Longitude 117.088
Northing 6501.69 +- 2.07 Latitude -31.620
Depth 6.38 +- 4.94
Arrival times = 14 S.D. = 0.182 Seismographs = 7
Nearest recorder = 63.8 km Gap = 94.1 deg Accuracy = A
Effects Code = Imax = 0 Fault =
10 km N ( 15 deg) of ME3
WESTERN AUSTRALIA
123 km E ( 73 deg) of PERTH
8 km E ( 81 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 2.8
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i-P 40.60 0.10 1.31 40.55 0.05 63.8 87 6.0 6.0
KLB i S 47.90 0.10 1.18 47.81 0.09 63.8 87 6.0 6.0
MUN i-P 45.10 0.10 1.27 45.18 -0.08 92.3 244 4.1 4.1
MUN i S 55.80 0.10 1.14 55.65 0.15 92.3 244 4.1 4.1
BAL e P 49.50 0.20 0.76 49.29 0.21 118.0 342 -30.8 30.8
BAL e S 62.30 0.20 0.68 62.75 -0.45 118.0 342 3.2 3.2
NWAO i+P 53.00 0.10 1.22 53.13 -0.13 145.5 174 -30.8 30.8
NWAO i S 70.30 0.10 1.10 70.32 -0.02 145.5 174 2.6 2.6
MRWA e P 71.00 0.20 0.70 70.65 0.35 286.1 338 -42.2 42.2
MRWA e S2 106.00 0.40 0.30 105.91 0.09 286.1 338 -23.9 23.9
COOL e P 83.60 0.20 0.68 83.85 -0.25 395.0 79 -42.2 42.2
COOL e S 124.00 0.50 0.51 123.88 0.12 395.0 79 -40.3 40.3
COOL e SG 139.00 1.00 0.44 139.23 -0.23 395.0 79 1.0 1.0
MEEK e S 161.00 0.50 0.49 161.06 -0.06 571.6 15 -40.3 40.3
14 times used, S = 0.182
Deferred Data
GOO P 35.30 0.50 0.85 35.68 -0.38 33.6 318 11.2 11.2
MRWA e S 101.90 0.30 0.58 100.91 0.99 286.1 338 -40.3 40.3
RKG e PMP 78.00 0.50 0.29 78.88 -0.88 327.1 181 -31.6 31.6
RKG e PG 80.50 0.30 0.57 83.46 -2.96 327.1 181 1.2 1.2
RKG e S 109.00 1.00 0.36 109.55 -0.55 327.1 181 -40.3 40.3
RKG e SMS 118.70 0.50 0.24 116.87 1.83 327.1 181 -25.1 25.1
MEEK e P 104.00 1.00 0.47 105.20 -1.20 571.6 15 -42.2 42.2
MEEK e SG 190.00 2.00 0.37 188.00 2.00 571.6 15 0.7 0.7
Velocity Ratios
KLB MUN BAL NWAO COOL
KLB 1.69 1.76 1.62 1.81 1.77
0.03 0.13 0.09 0.05 0.03
MUN 1.76 1.71 1.48 1.84 1.77
0.13 0.02 0.18 0.07 0.03
BAL 1.62 1.48 1.66 0.00 1.81
0.09 0.18 0.03 0.00 0.04
NWAO 1.81 1.84 0.00 1.76 1.75
0.05 0.07 0.00 0.01 0.04
COOL 1.77 1.77 1.81 1.75 1.75
0.03 0.03 0.04 0.04 0.02
Date 1994-01-26
Origin Time 1733 22.75 +- 4.23
Zone 51
Easting 435.69 +- 21.27 Longitude 122.316
Northing 6418.10 +- 10.03 Latitude -32.372
Depth 5.00 +- 16.23 N
Arrival times = 15 S.D. = 0.639 Seismographs = 7
Nearest recorder = 199.0 km Gap = 276.3 deg Accuracy = B
Effects Code = Imax = 0 Fault =
118 km S (160 deg) of KMBL
WESTERN AUSTRALIA
612 km E ( 96 deg) of PERTH
54 km E (111 deg) of NORSEMAN
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.7
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
COOL e P 53.00 2.00 0.46 52.95 0.05 199.0 325 -42.2 42.2
COOL e PG 55.00 0.20 0.72 55.22 -0.22 199.0 325 1.6 1.6
COOL e S 74.80 1.00 0.47 75.51 -0.71 199.0 325 -40.3 40.3
COOL e SG 78.00 0.50 0.54 77.73 0.27 199.0 325 1.6 1.6
KLB e S 125.00 1.00 0.44 126.12 -1.12 439.5 280 -40.3 40.3
NWAO e S 136.00 1.00 0.43 134.90 1.10 481.3 261 -40.3 40.3
RKG w P 96.00 2.00 0.42 95.45 0.55 550.6 242 -42.2 42.2
RKG e S 149.00 1.00 0.43 149.50 -0.50 550.6 242 -40.3 40.3
BAL e P 98.00 2.00 0.41 97.60 0.40 568.4 288 -42.2 42.2
BAL e S 153.00 1.00 0.43 153.25 -0.25 568.4 288 -40.3 40.3
MUN e P 98.00 1.00 0.47 98.81 -0.81 578.5 272 -42.2 42.2
MUN e S 155.00 1.00 0.43 155.37 -0.37 578.5 272 -40.3 40.3
MUN e SG 182.50 0.50 0.49 182.56 -0.06 578.5 272 0.5 0.5
MRWA e P 114.00 0.50 0.53 113.47 0.53 699.7 298 -42.2 42.2
MRWA e S 182.00 0.50 0.48 180.89 1.11 699.7 298 -40.3 40.3
15 times used, S = 0.639
Deferred Data
KLB e PMP 89.00 0.50 0.33 87.32 1.68 439.5 280 -31.2 31.2
KLB e SG 141.00 0.50 0.50 144.18 -3.18 439.5 280 0.7 0.7
NWAO e PMP 95.30 1.00 0.29 93.13 2.17 481.3 261 -31.2 31.2
NWAO e SMS 151.00 0.50 0.28 148.38 2.62 481.3 261 -24.4 24.4
NWAO e SG 159.50 1.00 0.43 155.70 3.80 481.3 261 0.6 0.6
RKG e SMS 168.00 0.50 0.27 165.84 2.16 550.6 242 -24.3 24.3
BAL e PG 109.50 1.00 0.47 115.48 -5.98 568.4 288 0.5 0.5
BAL e SG 177.50 1.00 0.43 179.78 -2.28 568.4 288 0.5 0.5
MUN e SMS 178.00 0.50 0.27 172.86 5.14 578.5 272 -24.2 24.2
MRWA e SG 212.50 0.50 0.48 216.04 -3.54 699.7 298 0.4 0.4
Velocity Ratios
COOL RKG BAL MUN MRWA
COOL 1.72 0.00 0.00 1.78 1.76
0.16 0.00 0.00 0.17 0.10
RKG 0.00 1.72 0.00 0.00 0.00
0.00 0.06 0.00 0.00 0.00
BAL 0.00 0.00 1.73 0.00 0.00
0.00 0.00 0.06 0.00 0.00
MUN 1.78 0.00 0.00 1.76 0.00
0.17 0.00 0.00 0.04 0.00
MRWA 1.76 0.00 0.00 0.00 1.75
0.10 0.00 0.00 0.00 0.02
Date 1994-01-31
Origin Time 0148 39.68 +- 4.49
Zone 52
Easting 459.85 +- 47.81 Longitude 128.624
Northing 8168.35 +- 17.63 Latitude -16.567
Depth 5.00 +- 35.18 N
Arrival times = 7 S.D. = 0.470 Seismographs = 3
Nearest recorder = 91.6 km Gap = 246.8 deg Accuracy = C
Effects Code = Imax = 0 Fault =
91 km S (189 deg) of KNA
WESTERN AUSTRALIA
88 km S (187 deg) of Kununurra
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
KNA i+P 54.50 0.10 1.27 54.65 -0.15 91.6 9 3.2 3.2
KNA i S 65.00 0.20 0.99 65.03 -0.03 91.6 9 3.2 3.2
MTN e P 106.30 0.50 0.55 105.27 1.03 492.1 33 -42.2 42.2
MTN e S 155.00 1.00 0.43 154.07 0.93 492.1 33 -40.3 40.3
MTN e SG 175.00 1.00 0.43 175.62 -0.62 492.1 33 0.6 0.6
WRA e P 131.70 0.30 0.59 131.82 -0.12 711.3 122 -42.2 42.2
WRA e S 200.00 0.50 0.48 200.28 -0.28 711.3 122 -40.3 40.3
7 times used, S = 0.470
Velocity Ratios
KNA MTN WRA
KNA 1.71 1.74 1.75
0.03 0.04 0.02
MTN 1.74 1.73 1.77
0.04 0.03 0.12
WRA 1.75 1.77 1.74
0.02 0.12 0.01
Date 1994-01-31
Origin Time 1342 8.69 +- 43.51
Zone 50
Easting 585.24 +- 234.19 Longitude 117.892
Northing 6585.91 +- 90.58 Latitude -30.857
Depth 5.00 +-1389.01 N
Arrival times = 5 S.D. = 0.474 Seismographs = 4
Nearest recorder = 82.4 km Gap = 234.2 deg Accuracy = B
Effects Code = Imax = 0 Fault =
6 km SE (149 deg) of BENC
WESTERN AUSTRALIA
229 km NE ( 59 deg) of PERTH
6 km SE (136 deg) of Bencubbin
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 1.5
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e S 31.50 0.50 0.58 31.50 0.00 82.4 188 3.7 3.7
BAL i P 28.00 0.20 1.08 27.76 0.24 116.8 283 2.6 2.6
BAL i S 41.20 0.20 0.97 40.98 0.22 116.8 283 2.6 2.6
MUN e SG 64.00 0.50 0.54 64.67 -0.67 202.6 231 1.5 1.5
MRWA e SG 79.00 0.30 0.59 79.87 -0.87 257.6 314 1.2 1.2
5 times used, S = 0.474
Deferred Data
MUN e S 64.00 0.50 0.54 62.17 1.83 202.6 231 -40.3 40.3
MRWA e S 79.00 0.30 0.59 73.76 5.24 257.6 314 -40.3 40.3
Velocity Ratios
BAL
BAL 1.68
0.03
Date 1994-01-31
Origin Time 1747 30.80 +- 20.94
Zone 50
Easting 310.05 +- 186.54 Longitude 115.033
Northing 6694.14 +- 135.58 Latitude -29.869
Depth 5.00 +- 145.67 N
Arrival times = 7 S.D. = 2.168 Seismographs = 4
Nearest recorder = 117.9 km Gap = 257.6 deg Accuracy = D
Effects Code = Imax = 0 Fault =
117 km SW (232 deg) of MRWA
WESTERN AUSTRALIA
244 km N (341 deg) of PERTH
128 km S (162 deg) of GERALDTON
23 km W (257 deg) of Eneabba
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
MRWA e P 47.80 0.50 0.63 50.06 -2.26 117.9 52 2.6 2.6
MRWA e S 66.00 0.50 0.57 63.41 2.59 117.9 52 2.6 2.6
BAL e P 56.50 0.50 0.61 58.76 -2.26 180.6 117 -42.2 42.2
BAL e S 78.00 1.00 0.48 79.67 -1.67 180.6 117 -40.3 40.3
MUN e P 70.50 0.30 0.65 68.29 2.21 259.4 154 -42.2 42.2
MUN e S 96.20 0.30 0.59 96.25 -0.05 259.4 154 -40.3 40.3
KLB e PG 85.00 1.00 0.50 83.57 1.43 323.4 127 0.9 0.9
7 times used, S = 2.168
Deferred Data
KLB e S 85.00 1.00 0.45 109.73 -24.73 323.4 127 -40.3 40.3
Velocity Ratios
MRWA BAL MUN
MRWA 2.07 0.00 1.33
0.09 0.00 0.09
BAL 0.00 1.84 1.30
0.00 0.08 0.18
MUN 1.33 1.30 1.65
0.09 0.18 0.02