Data Report
Bulletin / 1994-10
Contributed by CUPWA
Date 1994-10-03
Origin Time 0402 35.30 +- 3.63
Zone 49
Easting 593.09 +- 83.80 Longitude 111.978
Northing 6537.99 +- 12.67 Latitude -31.289
Depth 5.00 +- 100.19 N
Arrival times = 10 S.D. = 0.584 Seismographs = 6
Nearest recorder = 408.8 km Gap = 291.0 deg Accuracy = D
Effects Code = Imax = 0 Fault =
393 km W (280 deg) of AMAZ
375 km W (280 deg) of PERTH
Place names undefined for this area
Record Dur Sync Unc Resp Seismometer Recorder Pol
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
MUN e P 90.80 0.30 0.62 90.85 -0.05 408.8 101 -42.2 42.2
MUN e S 132.00 0.30 0.56 132.20 -0.20 408.8 101 -40.3 40.3
MRWA i P 95.60 0.10 1.10 95.83 -0.23 450.0 60 -42.2 42.2
MRWA e S 140.80 0.10 0.69 140.87 -0.07 450.0 60 -40.3 40.3
BAL i P 97.10 0.20 0.95 96.87 0.23 458.6 81 -42.2 42.2
BAL e S 144.00 1.00 0.44 142.68 1.32 458.6 81 -40.3 40.3
NWAO e S 156.00 0.30 0.55 157.45 -1.45 528.8 111 -40.3 40.3
KLB e P 108.40 0.30 0.60 108.10 0.30 551.5 95 -42.2 42.2
KLB e S 162.50 0.50 0.49 162.24 0.26 551.5 95 -40.3 40.3
RKG e S 172.30 0.50 0.49 171.49 0.81 595.4 129 -40.3 40.3
10 times used, S = 0.584
Velocity Ratios
MUN MRWA BAL KLB
MUN 1.74 0.00 0.00 1.73
0.01 0.00 0.00 0.11
MRWA 0.00 1.75 0.00 1.70
0.00 0.00 0.00 0.10
BAL 0.00 0.00 1.76 0.00
0.00 0.00 0.02 0.00
KLB 1.73 1.70 0.00 1.74
0.11 0.10 0.00 0.01
Date 1994-10-05
Origin Time 1659 30.94 +- 1.36
Zone 50
Easting 572.68 +- 10.35 Longitude 117.782
Northing 6297.98 +- 3.86 Latitude -33.455
Depth 1.00 +- 7.89 G
Arrival times = 13 S.D. = 0.393 Seismographs = 6
Nearest recorder = 77.8 km Gap = 210.2 deg Accuracy = B
Effects Code = Imax = 0 Fault =
57 km NW (320 deg) of GNOC
WESTERN AUSTRALIA
246 km SE (133 deg) of PERTH
172 km N (357 deg) of ALBANY
16 km S (162 deg) of Dumbleyung
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
NWAO i-P 43.40 0.02 1.78 43.63 -0.23 77.8 318 0.9 0.9
NWAO i S 52.50 0.05 1.33 52.43 0.07 77.8 318 0.9 0.9
RKG i-P 54.10 0.10 1.22 54.04 0.06 142.7 209 -30.8 30.8
RKG e S 70.00 0.20 0.67 70.35 -0.35 142.7 209 0.5 0.5
KLB i-P 62.40 0.10 1.18 62.48 -0.08 206.6 359 -42.2 42.2
KLB i S 86.00 0.20 0.93 85.98 0.02 206.6 359 -40.3 40.3
MUN i+P 64.80 0.10 1.18 64.14 0.66 220.3 317 -42.2 42.2
MUN e S 89.40 0.30 0.59 88.87 0.53 220.3 317 -40.3 40.3
MUN e S2 90.00 0.20 0.36 90.75 -0.75 220.3 317 -23.9 23.9
BAL e P 77.00 0.30 0.64 77.60 -0.60 331.6 341 -42.2 42.2
BAL e S 111.60 0.30 0.57 112.31 -0.71 331.6 341 -40.3 40.3
MRWA e P 98.50 0.30 0.61 97.88 0.62 499.4 339 -42.2 42.2
MRWA e S 147.60 0.30 0.55 147.62 -0.02 499.4 339 -40.3 40.3
13 times used, S = 0.393
Deferred Data
NWAO S-P 9.10 0.10 1.29 8.80 0.30 77.8 318 0.0 0.0
BAL e PG 83.50 0.30 0.64 85.04 -1.54 331.6 341 0.2 0.2
BAL e SG 120.50 0.30 0.57 122.55 -2.05 331.6 341 0.2 0.2
MRWA e SG 166.00 0.50 0.50 168.89 -2.89 499.4 339 0.1 0.1
Velocity Ratios
NWAO RKG KLB MUN BAL MRWA
NWAO 1.73 1.64 1.76 1.72 1.76 1.73
0.01 0.04 0.02 0.03 0.03 0.02
RKG 1.64 1.69 1.93 1.81 1.82 1.75
0.04 0.02 0.10 0.08 0.05 0.03
KLB 1.76 1.93 1.75 0.00 1.75 1.71
0.02 0.10 0.01 0.00 0.08 0.03
MUN 1.72 1.81 0.00 1.73 1.82 1.73
0.03 0.08 0.00 0.01 0.11 0.04
BAL 1.76 1.82 1.75 1.82 1.75 1.67
0.03 0.05 0.08 0.11 0.02 0.08
MRWA 1.73 1.75 1.71 1.73 1.67 1.73
0.02 0.03 0.03 0.04 0.08 0.01
Date 1994-10-08
Origin Time 1710 47.39 +- 31.47
Zone 50
Easting 235.57 +- 215.46 Longitude 114.428
Northing 7498.07 +- 178.88 Latitude -22.604
Depth 5.00 +- 76.84 N
Arrival times = 6 S.D. = 1.151 Seismographs = 4
Nearest recorder = 110.5 km Gap = 266.7 deg Accuracy = C
Effects Code = Imax = 0 Fault =
62 km N (348 deg) of LP03
WESTERN AUSTRALIA
82 km SE (158 deg) of Exmouth
53 km SE (138 deg) of Learmonth
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
NANU i-P 66.30 0.10 1.25 65.43 0.87 110.5 86 2.6 2.6
MBL e P 124.00 0.50 0.54 123.75 0.25 581.0 74 -42.2 42.2
MBL e S 178.70 0.30 0.54 180.52 -1.82 581.0 74 -40.3 40.3
MEEK e P 128.50 1.00 0.47 127.99 0.51 615.7 137 -42.2 42.2
MEEK e S 187.70 1.00 0.42 187.89 -0.19 615.7 137 -40.3 40.3
MRWA e P 143.00 1.00 0.46 144.13 -1.13 749.4 168 -42.2 42.2
6 times used, S = 1.151
Deferred Data
MBL e SG 213.00 1.00 0.42 207.89 5.11 581.0 74 0.5 0.5
MEEK e S2 200.00 1.00 0.23 206.63 -6.63 615.7 137 -23.9 23.9
MEEK e SG 223.30 1.00 0.42 217.48 5.82 615.7 137 0.5 0.5
MRWA e S 211.00 1.00 0.41 216.00 -5.00 749.4 168 -40.3 40.3
FITZ i-P 214.10 0.10 1.00 207.61 6.49 1274.6 68 -42.2 42.2
WARB e P 210.00 2.00 0.38 211.18 -1.18 1303.8 110 -42.2 42.2
WARB e S 331.00 1.00 0.40 332.74 -1.74 1303.8 110 -40.3 40.3
Velocity Ratios
MBL MEEK
MBL 1.71 0.00
0.02 0.00
MEEK 0.00 1.73
0.00 0.03
Date 1994-10-09
Origin Time 1501 26.71 +- 2.25
Zone 52
Easting 400.77 +- 8.73 Longitude 128.070
Northing 8158.73 +- 8.77 Latitude -16.652
Depth 5.00 +- 22.72 N
Arrival times = 13 S.D. = 0.619 Seismographs = 7
Nearest recorder = 124.5 km Gap = 158.0 deg Accuracy = B
Effects Code = Imax = 0 Fault =
124 km SW (216 deg) of KNA
WESTERN AUSTRALIA
120 km SW (216 deg) of Kununurra
Record Dur Sync Unc Resp Seismometer Recorder Pol
ASPA 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.6
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KNA S-P 14.20 0.30 0.99 14.21 -0.01 124.5 36 0.0 0.0
KNA i-P 46.60 0.10 1.24 46.93 -0.33 124.5 36 -30.8 30.8
KNA e S 60.80 0.30 0.63 61.14 -0.34 124.5 36 2.4 2.4
FITZ i-P 70.00 0.10 1.14 69.58 0.42 304.2 237 -42.2 42.2
MTN e P 98.50 1.00 0.48 97.44 1.06 534.5 38 -42.2 42.2
MTN e P2 105.00 1.00 0.29 104.34 0.66 534.5 38 -30.8 30.8
MTN e SG 176.00 1.00 0.43 174.37 1.63 534.5 38 0.5 0.5
WR2 e P 124.20 0.30 0.59 124.68 -0.48 759.5 119 -42.2 42.2
WR2 e S 197.60 0.50 0.48 197.47 0.13 759.5 119 -40.3 40.3
ASPA i-P 152.40 0.10 1.01 152.43 -0.03 988.8 143 -42.2 42.2
MBL e P 153.00 0.50 0.51 154.28 -1.28 1004.4 238 -42.2 42.2
MBL e S 248.00 1.00 0.40 248.99 -0.99 1004.4 238 -40.3 40.3
WARB e P 162.50 0.50 0.51 161.71 0.79 1065.7 187 -42.2 42.2
13 times used, S = 0.619
Deferred Data
MTN e PMP 107.00 1.00 0.29 104.52 2.48 534.5 38 -31.1 31.1
MTN e PG 117.00 1.00 0.48 113.91 3.09 534.5 38 0.5 0.5
MTN e S 153.00 0.50 0.49 150.03 2.97 534.5 38 -40.3 40.3
ASPA e S 243.50 0.50 0.46 245.78 -2.28 988.8 143 -40.3 40.3
WARB e S 268.00 0.50 0.46 261.93 6.07 1065.7 187 -40.3 40.3
MEEK e P 211.30 0.30 0.56 212.07 -0.77 1482.1 219 -42.2 42.2
MEEK e S 353.20 0.50 0.46 349.61 3.59 1482.1 219 -40.3 40.3
NANU e P 211.00 1.00 0.44 212.05 -1.05 1482.3 241 -42.2 42.2
NANU e S 350.00 1.00 0.40 349.58 0.42 1482.3 241 -40.3 40.3
WOOL e P 251.70 0.50 0.51 241.69 10.01 1727.2 200 -42.2 42.2
WOOL e PG 329.60 0.50 0.51 308.48 21.12 1727.2 200 0.2 0.2
MRWA e P 255.60 0.50 0.51 259.29 -3.69 1872.8 219 -42.2 42.2
MRWA e S 427.00 1.00 0.40 431.82 -4.82 1872.8 219 -40.3 40.3
BAL e P 264.70 0.30 0.56 267.50 -2.80 1940.6 214 -42.2 42.2
BAL e S 445.00 1.00 0.40 446.11 -1.11 1940.6 214 -40.3 40.3
Velocity Ratios
KNA WR2 MBL
KNA 1.71 1.76 1.76
0.02 0.02 0.02
WR2 1.76 1.75 1.75
0.02 0.01 0.10
MBL 1.76 1.75 1.75
0.02 0.10 0.01
Date 1994-10-10
Origin Time 1904 25.79 +- 1.08
Zone 50
Easting 604.60 +- 7.26 Longitude 118.116
Northing 6381.48 +- 4.98 Latitude -32.699
Depth 5.00 +- 11.52 N
Arrival times = 14 S.D. = 0.627 Seismographs = 8
Nearest recorder = 86.4 km Gap = 125.9 deg Accuracy = B
Effects Code = Imax = 0 Fault =
4 km SW (226 deg) of AKUL
WESTERN AUSTRALIA
256 km N ( 5 deg) of ALBANY
229 km E (112 deg) of PERTH
47 km SE (151 deg) of Corrigin
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
NWAO e P 39.90 0.10 0.89 39.91 -0.01 86.4 252 3.5 3.5
NWAO e S 50.00 0.20 0.70 49.70 0.30 86.4 252 3.5 3.5
KLB e P 46.50 0.10 0.86 46.41 0.09 127.3 344 -30.8 30.8
KLB e S 61.10 0.10 0.78 60.99 0.11 127.3 344 2.4 2.4
MUN e P 55.10 0.10 0.83 55.67 -0.57 196.5 293 -42.2 42.2
MUN e S 78.30 0.10 0.75 77.99 0.31 196.5 293 -40.3 40.3
RKG e P 61.00 0.50 0.59 59.89 1.11 231.4 205 -42.2 42.2
RKG e S 86.00 1.00 0.47 85.34 0.66 231.4 205 -40.3 40.3
RKG e SG 88.50 0.30 0.59 89.72 -1.22 231.4 205 1.3 1.3
WOOL e S 118.30 2.00 0.39 117.15 1.15 382.4 62 -40.3 40.3
WOOL e SG 130.90 1.00 0.44 131.45 -0.55 382.4 62 0.8 0.8
MRWA e S 128.00 1.00 0.44 128.36 -0.36 435.7 331 -40.3 40.3
MEEK e S 177.40 1.00 0.42 178.46 -1.06 673.5 4 -40.3 40.3
FORT e S 241.10 2.00 0.35 240.72 0.38 969.5 79 -40.3 40.3
14 times used, S = 0.627
Deferred Data
MEEK e SG 220.30 2.00 0.36 211.85 8.45 673.5 4 0.5 0.5
Velocity Ratios
NWAO KLB MUN RKG
NWAO 1.72 1.68 1.86 1.71
0.03 0.10 0.04 0.11
KLB 1.68 1.71 2.00 1.72
0.10 0.01 0.07 0.15
MUN 1.86 2.00 1.79 0.00
0.04 0.07 0.01 0.00
RKG 1.71 1.72 0.00 1.71
0.11 0.15 0.00 0.05
Date 1994-10-11
Origin Time 0947 3.08 +- 2.86
Zone 50
Easting 508.13 +- 23.95 Longitude 117.085
Northing 6592.80 +- 21.08 Latitude -30.798
Depth 2.26 +- 47.07
Arrival times = 8 S.D. = 0.206 Seismographs = 5
Nearest recorder = 8.5 km Gap = 96.5 deg Accuracy = A
Effects Code = Imax = 0 Fault =
4 km W (286 deg) of CAS
WESTERN AUSTRALIA
174 km NE ( 43 deg) of PERTH
5 km SW (235 deg) of Cadoux
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
CAA S-P 1.00 3.00 0.77 1.01 -0.01 8.5 47 0.0 0.0
BAL i-P 9.90 0.10 1.35 9.94 -0.04 42.0 300 3.5 3.5
BAL e S 14.70 0.10 0.85 14.69 0.01 42.0 300 3.5 3.5
KLB e P 21.00 0.50 0.63 20.87 0.13 109.0 144 1.3 1.3
KLB e S 33.00 0.30 0.63 33.20 -0.20 109.0 144 1.3 1.3
MUN e S 46.00 1.00 0.48 45.94 0.06 155.1 212 0.9 0.9
MRWA e P 34.60 0.20 0.72 34.19 0.41 204.1 328 -42.2 42.2
MRWA e S 57.00 0.30 0.60 57.38 -0.38 204.1 328 -40.3 40.3
8 times used, S = 0.206
Deferred Data
NWAO e SG 67.50 0.50 0.53 68.39 -0.89 236.4 176 0.6 0.6
Velocity Ratios
BAL KLB MRWA
BAL 1.70 1.65 1.71
0.04 0.13 0.04
KLB 1.65 1.67 1.76
0.13 0.07 0.14
MRWA 1.71 1.76 1.71
0.04 0.14 0.02
Date 1994-10-11
Origin Time 1034 34.69 +- 1.60
Zone 51
Easting 342.36 +- 4.64 Longitude 121.307
Northing 6314.85 +- 8.67 Latitude -33.294
Depth 3.29 +- 12.50
Arrival times = 24 S.D. = 0.656 Seismographs = 10
Nearest recorder = 248.7 km Gap = 180.8 deg Accuracy = B
Effects Code = F Imax = 4 Fault =
121 km E ( 75 deg) of RAVT
WESTERN AUSTRALIA
533 km E (108 deg) of PERTH
84 km NW (319 deg) of ESPERANCE
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.9
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
WOOL e P 71.00 1.00 0.51 71.07 -0.07 248.7 8 -42.2 42.2
WOOL S2 102.60 2.00 0.32 101.41 1.19 248.7 8 -23.9 23.9
NWAO e P 88.00 0.30 0.63 87.28 0.72 382.9 275 -42.2 42.2
NWAO e S2 134.90 0.50 0.28 135.28 -0.38 382.9 275 -23.9 23.9
NWAO e SG 140.50 1.00 0.44 140.45 0.05 382.9 275 0.5 0.5
KLB e P 88.00 0.30 0.63 87.38 0.62 383.6 298 -42.2 42.2
KLB e SG 141.50 0.50 0.51 140.66 0.84 383.6 298 0.5 0.5
RKG e P 93.10 0.20 0.67 92.05 1.05 422.2 249 -42.2 42.2
RKG e S 135.00 1.00 0.44 134.72 0.28 422.2 249 -40.3 40.3
RKG S2 144.00 0.30 0.44 145.23 -1.23 422.2 249 -23.9 23.9
RKG e SG 151.00 0.30 0.56 151.32 -0.32 422.2 249 0.5 0.5
MUN e P 102.00 0.50 0.55 101.57 0.43 501.0 285 -42.2 42.2
MUN e S 151.50 0.50 0.50 151.30 0.20 501.0 285 -40.3 40.3
MUN e SG 172.00 3.00 0.35 173.09 -1.09 501.0 285 0.4 0.4
BAL e P 104.30 0.20 0.66 104.83 -0.53 527.9 303 -42.2 42.2
BAL e S 156.00 0.50 0.49 156.98 -0.98 527.9 303 -40.3 40.3
MRWA e P 122.70 0.20 0.64 123.16 -0.46 679.5 310 -42.2 42.2
MRWA e S 188.50 0.20 0.58 188.88 -0.38 679.5 310 -40.3 40.3
MRWA e SG 222.00 0.50 0.48 222.40 -0.40 679.5 310 0.3 0.3
FORT e P 124.40 0.50 0.53 125.04 -0.64 695.2 68 -42.2 42.2
FORT e S 191.80 1.00 0.42 192.16 -0.36 695.2 68 -40.3 40.3
MEEK e P 135.20 0.30 0.58 135.67 -0.47 782.8 339 -42.2 42.2
MEEK e S 211.90 1.00 0.41 210.66 1.24 782.8 339 -40.3 40.3
WARB i-P 154.90 0.10 1.02 154.89 0.01 941.8 34 -42.2 42.2
24 times used, S = 0.656
Deferred Data
WOOL P2 74.00 1.00 0.44 72.45 1.55 248.7 8 -30.8 30.8
WOOL e S 102.60 2.00 0.40 98.19 4.41 248.7 8 -40.3 40.3
KLB e PG 96.50 0.30 0.63 97.27 -0.77 383.6 298 0.5 0.5
RKG e P2 99.80 0.20 0.40 96.75 3.05 422.2 249 -30.8 30.8
RKG e PG 106.00 0.30 0.62 103.57 2.43 422.2 249 0.5 0.5
BAL e SG 182.00 1.00 0.43 180.53 1.47 527.9 303 0.4 0.4
FORT e P2 132.10 1.00 0.28 134.97 -2.87 695.2 68 -30.8 30.8
FORT e SG 222.80 2.00 0.36 226.72 -3.92 695.2 68 0.3 0.3
MEEK e SG 252.90 1.00 0.41 250.92 1.98 782.8 339 0.3 0.3
WARB e S 245.50 1.00 0.40 244.12 1.38 941.8 34 -40.3 40.3
WARB e SG 293.00 0.50 0.46 294.84 -1.84 941.8 34 0.2 0.2
NANU e P 200.50 0.30 0.56 201.07 -0.57 1324.1 333 -42.2 42.2
NANU e S 321.00 1.00 0.40 324.54 -3.54 1324.1 333 -40.3 40.3
NANU e SG 397.00 1.00 0.40 400.45 -3.45 1324.1 333 0.1 0.1
MBL e P 202.70 0.30 0.56 204.57 -1.87 1352.9 353 -42.2 42.2
MBL e S 329.00 2.00 0.35 330.63 -1.63 1352.9 353 -40.3 40.3
MBL e SG 407.00 2.00 0.35 408.41 -1.41 1352.9 353 0.1 0.1
FITZ i-P 247.50 0.50 0.72 251.06 -3.56 1737.5 15 -42.2 42.2
FITZ e S 408.20 2.00 0.35 411.57 -3.37 1737.5 15 -40.3 40.3
MTN e P 329.00 0.50 0.51 334.11 -5.11 2472.3 25 -57.4 56.9
Velocity Ratios
RKG MUN BAL MRWA FORT MEEK
RKG 1.72 0.00 0.00 1.81 1.81 1.83
0.02 0.00 0.00 0.07 0.11 0.07
MUN 0.00 1.74 0.00 1.79 1.80 1.82
0.00 0.02 0.00 0.10 0.15 0.09
BAL 0.00 0.00 1.74 1.77 1.78 1.81
0.00 0.00 0.01 0.08 0.14 0.08
MRWA 1.81 1.79 1.77 1.75 0.00 1.87
0.07 0.10 0.08 0.01 0.00 0.18
FORT 1.81 1.80 1.78 0.00 1.75 0.00
0.11 0.15 0.14 0.00 0.02 0.00
MEEK 1.83 1.82 1.81 1.87 0.00 1.76
0.07 0.09 0.08 0.18 0.00 0.02
Date 1994-10-11
Origin Time 1456 47.43 +- 1.80
Zone 50
Easting 597.85 +- 12.45 Longitude 118.056
Northing 6273.56 +- 4.67 Latitude -33.673
Depth 1.51 +- 6.68
Arrival times = 14 S.D. = 0.470 Seismographs = 6
Nearest recorder = 112.8 km Gap = 230.6 deg Accuracy = B
Effects Code = Imax = 0 Fault =
23 km NW (331 deg) of GNOC
WESTERN AUSTRALIA
281 km SE (133 deg) of PERTH
148 km N ( 7 deg) of ALBANY
29 km N ( 10 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 2.5
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO i-P 65.50 0.10 1.25 65.82 -0.32 112.8 317 0.9 0.9
NWAO e S 79.00 0.10 0.79 78.58 0.42 112.8 317 0.9 0.9
NWAO e SN 81.60 0.20 0.46 82.62 -1.02 112.8 317 -40.3 40.3
RKG e P 70.00 0.10 0.86 69.90 0.10 138.5 223 -30.8 30.8
RKG e S 86.00 0.50 0.56 85.68 0.32 138.5 223 0.7 0.7
KLB e P 82.30 0.20 0.71 82.04 0.26 232.4 353 -42.2 42.2
KLB e S 108.00 0.30 0.59 107.82 0.18 232.4 353 -40.3 40.3
MUN e P 84.80 0.20 0.71 84.80 -0.00 255.3 317 -42.2 42.2
MUN e S 112.00 0.50 0.53 112.64 -0.64 255.3 317 -40.3 40.3
MUN S2 116.50 0.50 0.42 116.02 0.48 255.3 317 -23.9 23.9
BAL e P 97.40 1.00 0.50 97.82 -0.42 362.9 339 -42.2 42.2
BAL e S 136.00 0.50 0.51 135.30 0.70 362.9 339 -40.3 40.3
BAL S2 144.50 1.00 0.35 143.20 1.30 362.9 339 -23.9 23.9
MRWA e S 170.50 0.30 0.55 170.71 -0.21 531.1 337 -40.3 40.3
14 times used, S = 0.470
Deferred Data
BAL e SG 144.50 1.00 0.45 147.69 -3.19 362.9 339 0.3 0.3
MRWA e SG 190.00 0.50 0.49 194.15 -4.15 531.1 337 0.2 0.2
Velocity Ratios
NWAO RKG KLB MUN BAL
NWAO 1.75 0.00 1.73 1.71 1.79
0.02 0.00 0.06 0.06 0.08
RKG 0.00 1.71 1.79 1.76 1.82
0.00 0.03 0.11 0.11 0.11
KLB 1.73 1.79 1.74 0.00 0.00
0.06 0.11 0.02 0.00 0.00
MUN 1.71 1.76 0.00 1.73 0.00
0.06 0.11 0.00 0.02 0.00
BAL 1.79 1.82 0.00 0.00 1.77
0.08 0.11 0.00 0.00 0.05
Date 1994-10-11
Origin Time 2308 27.60 +- 3.15
Zone 50
Easting 601.36 +- 18.98 Longitude 118.094
Northing 6271.92 +- 5.87 Latitude -33.688
Depth 1.00 +- 11.75 G
Arrival times = 10 S.D. = 0.451 Seismographs = 6
Nearest recorder = 116.3 km Gap = 232.9 deg Accuracy = B
Effects Code = Imax = 0 Fault =
20 km N (338 deg) of GNOC
WESTERN AUSTRALIA
285 km SE (133 deg) of PERTH
147 km N ( 8 deg) of ALBANY
28 km N ( 18 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 2.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO e P 46.20 0.20 0.76 46.58 -0.38 116.3 316 0.6 0.6
NWAO e S 59.50 0.20 0.68 59.74 -0.24 116.3 316 0.6 0.6
RKG e P 50.20 0.10 0.86 50.30 -0.10 139.8 225 -30.8 30.8
RKG e S 66.40 0.30 0.62 66.22 0.18 139.8 225 0.5 0.5
KLB w P 62.50 1.00 0.53 62.51 -0.01 234.5 352 -42.2 42.2
KLB e S 89.00 0.50 0.53 88.52 0.48 234.5 352 -40.3 40.3
MUN e S 94.70 0.30 0.59 93.66 1.04 258.9 316 -40.3 40.3
MUN S2 97.00 0.50 0.42 97.16 -0.16 258.9 316 -23.9 23.9
BAL e S 116.30 0.30 0.57 116.15 0.15 365.7 338 -40.3 40.3
MRWA e S 151.00 0.30 0.55 151.57 -0.57 534.0 337 -40.3 40.3
10 times used, S = 0.451
Deferred Data
NWAO e SG 62.10 0.50 0.57 59.74 2.36 116.3 316 0.6 0.6
Velocity Ratios
NWAO RKG KLB
NWAO 1.72 0.00 1.81
0.03 0.00 0.19
RKG 0.00 1.72 0.00
0.00 0.02 0.00
KLB 1.81 0.00 1.76
0.19 0.00 0.07
Date 1994-10-12
Origin Time 0524 19.80 +- 0.50
Zone 50
Easting 505.83 +- 2.31 Longitude 117.061
Northing 6497.46 +- 2.43 Latitude -31.658
Depth 4.28 +- 12.99
Arrival times = 10 S.D. = 0.274 Seismographs = 5
Nearest recorder = 66.7 km Gap = 100.0 deg Accuracy = A
Effects Code = Imax = 0 Fault =
6 km N ( 2 deg) of ME3
WESTERN AUSTRALIA
119 km E ( 75 deg) of PERTH
6 km SE (122 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 1.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 30.70 0.20 0.79 30.70 0.00 66.7 83 3.9 3.9
KLB e S 38.50 0.20 0.72 38.25 0.25 66.7 83 3.9 3.9
MUN e P 34.30 0.10 0.89 34.20 0.10 88.2 245 2.9 2.9
MUN e S 44.40 0.20 0.70 44.19 0.21 88.2 245 2.9 2.9
BAL e P 39.60 0.30 0.70 39.60 -0.00 121.3 343 2.2 2.2
BAL e S 53.00 0.20 0.68 53.34 -0.34 121.3 343 2.2 2.2
NWAO e P 42.10 0.30 0.69 42.46 -0.36 141.5 173 -30.8 30.8
NWAO e S 58.60 0.30 0.62 58.92 -0.32 141.5 173 1.8 1.8
NWAO e S2 60.00 0.30 0.34 59.35 0.65 141.5 173 -23.9 23.9
MRWA S2 97.00 0.50 0.42 96.61 0.39 289.1 339 -23.9 23.9
10 times used, S = 0.274
Velocity Ratios
KLB MUN BAL NWAO
KLB 1.72 0.00 1.63 1.76
0.05 0.00 0.14 0.13
MUN 0.00 1.70 0.00 1.82
0.00 0.03 0.00 0.17
BAL 1.63 0.00 1.68 0.00
0.14 0.00 0.04 0.00
NWAO 1.76 1.82 0.00 1.74
0.13 0.17 0.00 0.04
Date 1994-10-12
Origin Time 1941 45.80 +- 1.76
Zone 50
Easting 608.41 +- 10.42 Longitude 118.157
Northing 6380.68 +- 4.48 Latitude -32.706
Depth 5.00 +- 7.62 N
Arrival times = 13 S.D. = 0.474 Seismographs = 6
Nearest recorder = 89.8 km Gap = 223.7 deg Accuracy = B
Effects Code = Imax = 0 Fault =
3 km S (176 deg) of KULI
WESTERN AUSTRALIA
256 km N ( 6 deg) of ALBANY
233 km E (112 deg) of PERTH
50 km SE (147 deg) of Corrigin
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
NWAO e P 60.40 0.10 0.89 60.48 -0.08 89.8 253 3.4 3.4
NWAO e S 70.90 0.20 0.70 70.66 0.24 89.8 253 3.4 3.4
KLB e P 67.00 0.10 0.86 66.67 0.33 129.1 343 -30.8 30.8
KLB e S 81.80 0.10 0.78 81.50 0.30 129.1 343 2.4 2.4
MUN e P 75.70 0.10 0.83 76.14 -0.44 200.3 293 -42.2 42.2
MUN e S 98.90 0.20 0.65 98.81 0.09 200.3 293 -40.3 40.3
RKG e P 80.50 0.50 0.59 80.02 0.48 232.4 206 -42.2 42.2
RKG e S2 108.00 1.00 0.26 108.21 -0.21 232.4 206 -23.9 23.9
BAL e P 84.00 0.30 0.65 84.61 -0.61 270.3 329 -42.2 42.2
BAL e S 113.00 0.50 0.53 113.54 -0.54 270.3 329 -40.3 40.3
BAL S2 118.70 0.10 0.58 117.79 0.91 270.3 329 -23.9 23.9
MRWA e S 148.70 0.50 0.50 148.89 -0.19 438.2 331 -40.3 40.3
MRWA e SG 166.00 0.50 0.50 166.86 -0.86 438.2 331 0.7 0.7
13 times used, S = 0.474
Deferred Data
RKG e S 108.00 1.00 0.46 105.56 2.44 232.4 206 -40.3 40.3
Velocity Ratios
NWAO KLB MUN BAL
NWAO 1.72 1.65 1.83 1.78
0.03 0.10 0.05 0.06
KLB 1.65 1.70 1.97 1.84
0.10 0.01 0.08 0.08
MUN 1.83 1.97 1.78 1.70
0.05 0.08 0.01 0.17
BAL 1.78 1.84 1.70 1.76
0.06 0.08 0.17 0.03
Date 1994-10-15
Origin Time 1028 21.31 +- 144.57
Zone 50
Easting 564.16 +-1180.12 Longitude 117.757
Northing 5514.08 +-7003.56 Latitude -40.521
Depth 5.00 +-9105.96 N
Arrival times = 6 S.D. = 1.272 Seismographs = 3
Nearest recorder = 663.6 km Gap = 357.1 deg Accuracy = D
Effects Code = Imax = 0 Fault =
663 km S (174 deg) of RKG
966 km S (170 deg) of PERTH
Place names undefined for this area
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
RKG e P 107.00 1.00 0.47 107.67 -0.67 663.6 354 -42.2 42.2
RKG e S 171.50 0.50 0.48 171.85 -0.35 663.6 354 -40.3 40.3
MUN w P 142.00 2.00 0.40 143.24 -1.24 957.7 351 -42.2 42.2
MUN e S 233.00 0.30 0.51 233.77 -0.77 957.7 351 -40.3 40.3
MRWA e P 182.00 1.00 0.44 180.24 1.76 1263.7 352 -42.2 42.2
MRWA e S 300.00 1.00 0.40 298.20 1.80 1263.7 352 -40.3 40.3
6 times used, S = 1.272
Velocity Ratios
RKG MUN MRWA
RKG 1.75 1.76 1.71
0.03 0.19 0.07
MUN 1.76 1.75 1.67
0.19 0.03 0.17
MRWA 1.71 1.67 1.73
0.07 0.17 0.02
Date 1994-10-16
Origin Time 0752 33.22 +- 0.59
Zone 50
Easting 509.95 +- 3.78 Longitude 117.105
Northing 6504.13 +- 3.95 Latitude -31.598
Depth 5.89 +- 19.46
Arrival times = 8 S.D. = 0.205 Seismographs = 4
Nearest recorder = 62.2 km Gap = 108.6 deg Accuracy = A
Effects Code = Imax = 0 Fault =
13 km N ( 18 deg) of ME3
WESTERN AUSTRALIA
125 km E ( 72 deg) of PERTH
10 km E ( 68 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 1.6
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 43.30 0.10 0.92 43.41 -0.11 62.2 89 5.7 5.7
KLB e S 50.70 0.20 0.72 50.47 0.23 62.2 89 5.7 5.7
MUN e P 48.50 0.30 0.71 48.71 -0.21 94.8 243 3.7 3.7
MUN e S 59.80 0.30 0.64 59.46 0.34 94.8 243 3.7 3.7
BAL e P 52.40 0.20 0.76 52.20 0.20 116.2 340 3.1 3.1
BAL e S 65.20 0.20 0.68 65.37 -0.17 116.2 340 3.1 3.1
NWAO e P 56.50 0.20 0.74 56.62 -0.12 147.8 175 -30.8 30.8
NWAO e S 74.00 0.30 0.62 74.08 -0.08 147.8 175 2.4 2.4
8 times used, S = 0.205
Deferred Data
NWAO e SN 76.00 0.50 0.37 75.00 1.00 147.8 175 -40.3 40.3
MRWA e SG 109.50 0.50 0.52 111.80 -2.30 284.4 337 1.2 1.2
Velocity Ratios
KLB MUN BAL NWAO
KLB 1.73 0.00 1.59 1.77
0.04 0.00 0.10 0.08
MUN 0.00 1.74 0.00 1.77
0.00 0.05 0.00 0.20
BAL 1.59 0.00 1.67 0.00
0.10 0.00 0.03 0.00
NWAO 1.77 1.77 0.00 1.75
0.08 0.20 0.00 0.03
Date 1994-10-16
Origin Time 2024 12.57 +- 0.47
Zone 50
Easting 513.33 +- 4.18 Longitude 117.139
Northing 6595.98 +- 2.27 Latitude -30.769
Depth 0.32 +- 7.29
Arrival times = 11 S.D. = 0.136 Seismographs = 5
Nearest recorder = 2.8 km Gap = 123.7 deg Accuracy = A
Effects Code = Imax = 0 Fault =
0 km E ( 89 deg) of CADX
WESTERN AUSTRALIA
179 km NE ( 43 deg) of PERTH
1 km E ( 83 deg) of Cadoux
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
CAA S-P 0.25 0.30 1.30 0.32 -0.07 2.8 23 0.0 0.0
BAL e P 19.80 0.10 0.94 19.94 -0.14 45.2 293 0.8 0.8
BAL e S 25.00 0.30 0.68 25.05 -0.05 45.2 293 0.8 0.8
KLB e P 30.40 0.20 0.76 30.30 0.10 108.7 147 0.3 0.3
KLB e S 42.50 0.30 0.63 42.59 -0.09 108.7 147 0.3 0.3
MUN e P 38.20 0.10 0.85 38.24 -0.04 160.6 213 -30.8 30.8
MUN e S 57.00 0.20 0.66 56.94 0.06 160.6 213 0.2 0.2
MRWA e P2 44.60 0.30 0.40 44.34 0.26 204.2 327 -30.8 30.8
MRWA e S 67.20 0.50 0.54 67.23 -0.03 204.2 327 -40.3 40.3
MRWA e S2 68.20 0.20 0.36 68.39 -0.19 204.2 327 -23.9 23.9
MRWA e SG 69.30 0.30 0.60 68.98 0.32 204.2 327 0.2 0.2
11 times used, S = 0.136
Deferred Data
CAA e P 11.70 0.50 0.81 13.03 -1.33 2.8 23 12.5 12.5
MRWA e P 44.60 0.30 0.66 43.89 0.71 204.2 327 -42.2 42.2
NWAO e P 47.40 0.50 0.59 48.13 -0.73 239.3 177 -42.2 42.2
NWAO e SG 78.00 0.30 0.59 78.68 -0.68 239.3 177 0.1 0.1
Velocity Ratios
BAL KLB MUN
BAL 1.72 1.65 1.74
0.07 0.11 0.05
KLB 1.65 1.68 1.86
0.11 0.04 0.14
MUN 1.74 1.86 1.73
0.05 0.14 0.01
Date 1994-10-19
Origin Time 1756 26.25 +- 5.77
Zone 50
Easting 509.35 +- 105.76 Longitude 117.104
Northing 5970.92 +- 31.24 Latitude -36.407
Depth 5.00 +- 34.49 N
Arrival times = 8 S.D. = 0.635 Seismographs = 4
Nearest recorder = 203.9 km Gap = 348.5 deg Accuracy = D
Effects Code = Imax = 0 Fault =
203 km S (177 deg) of RKG
WESTERN AUSTRALIA
508 km S (167 deg) of PERTH
171 km SW (204 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 2.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
RKG e P 56.30 0.20 0.72 57.03 -0.73 203.9 357 -42.2 42.2
RKG e S 79.20 0.30 0.60 80.01 -0.81 203.9 357 -40.3 40.3
NWAO e P 79.50 0.30 0.63 79.05 0.45 386.1 1 -42.2 42.2
NWAO w S 119.40 1.00 0.45 118.37 1.04 386.1 1 -40.3 40.3
MUN e P 92.80 0.20 0.66 92.57 0.23 497.9 350 -42.2 42.2
MUN e S 142.00 0.50 0.50 141.91 0.09 497.9 350 -40.3 40.3
MUN e SG 164.00 1.00 0.43 163.81 0.19 497.9 350 0.6 0.6
MRWA e P 130.00 0.50 0.53 129.55 0.45 803.7 352 -42.2 42.2
8 times used, S = 0.635
Deferred Data
NWAO i S2 130.50 0.50 0.40 127.48 3.02 386.1 1 -23.9 23.9
KLB e S 163.00 2.00 0.37 150.21 12.79 537.3 6 -40.3 40.3
MRWA e S 208.00 1.00 0.41 206.28 1.72 803.7 352 -40.3 40.3
Velocity Ratios
RKG NWAO MUN
RKG 1.76 1.73 1.72
0.02 0.10 0.04
NWAO 1.73 1.75 1.70
0.10 0.03 0.18
MUN 1.72 1.70 1.74
0.04 0.18 0.01
Date 1994-10-19
Origin Time 2007 43.91 +- 2.35
Zone 51
Easting 554.48 +- 7.79 Longitude 123.599
Northing 6102.16 +- 17.64 Latitude -35.222
Depth 5.00 +- 29.37 N
Arrival times = 19 S.D. = 0.783 Seismographs = 10
Nearest recorder = 493.6 km Gap = 233.5 deg Accuracy = C
Effects Code = Imax = 0 Fault =
373 km SE (120 deg) of RAVT
805 km SE (119 deg) of PERTH
Place names undefined for this area
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.3
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
WOOL i+P 110.80 0.30 0.87 109.72 1.08 493.6 338 -42.2 42.2
WOOL e S 159.50 0.50 0.50 158.67 0.83 493.6 338 -40.3 40.3
RKG e P 123.50 0.30 0.60 123.41 0.09 606.9 274 -42.2 42.2
RKG e S 181.00 0.30 0.54 182.50 -1.50 606.9 274 -40.3 40.3
NWAO e P 127.70 0.50 0.54 127.49 0.21 640.6 291 -42.2 42.2
NWAO e S 190.10 0.50 0.48 189.60 0.50 640.6 291 -40.3 40.3
FORT e P 126.40 0.30 0.59 127.88 -1.48 644.0 41 -42.2 42.2
FORT e S 190.70 0.50 0.48 190.29 0.41 644.0 41 -40.3 40.3
KLB e S 196.00 0.30 0.53 197.11 -1.11 676.2 305 -40.3 40.3
MUN e P 144.30 0.50 0.53 143.75 0.55 775.2 295 -42.2 42.2
MUN e S 218.00 1.00 0.41 217.93 0.07 775.2 295 -40.3 40.3
BAL e P 150.00 0.10 0.72 149.62 0.38 823.6 306 -42.2 42.2
BAL e S 228.00 0.50 0.47 228.13 -0.13 823.6 306 -40.3 40.3
MRWA e P 169.40 0.50 0.51 168.40 1.00 978.9 310 -42.2 42.2
MRWA i S 260.50 0.50 0.66 260.83 -0.33 978.9 310 -40.3 40.3
WARB e P 175.60 0.30 0.57 176.25 -0.65 1043.7 16 -42.2 42.2
WARB e S 274.50 0.30 0.51 274.50 0.00 1043.7 16 -40.3 40.3
MEEK i+P 178.90 0.10 1.00 178.73 0.17 1064.2 332 -42.2 42.2
MEEK i S 278.10 0.30 0.73 278.82 -0.72 1064.2 332 -40.3 40.3
19 times used, S = 0.783
Deferred Data
NWAO e S2 204.60 1.00 0.23 209.40 -4.80 640.6 291 -23.9 23.9
KLB e SG 227.40 0.50 0.48 230.72 -3.32 676.2 305 0.4 0.4
MBL e P 241.50 0.50 0.51 243.64 -2.14 1601.3 345 -42.2 42.2
MBL e S 387.00 0.50 0.46 391.84 -4.84 1601.3 345 -40.3 40.3
NANU e P 243.00 1.00 0.44 245.10 -2.10 1613.4 328 -42.2 42.2
NANU e S 391.50 0.50 0.46 394.37 -2.87 1613.4 328 -40.3 40.3
NANU e SG 485.00 2.00 0.35 489.60 -4.60 1613.4 328 0.2 0.2
Velocity Ratios
WOOL RKG NWAO FORT MUN BAL MRWA WARB MEEK
WOOL 1.73 1.69 1.81 2.00 1.75 1.75 1.72 1.77 1.74
0.02 0.15 0.15 0.15 0.09 0.04 0.04 0.03 0.02
RKG 1.69 1.72 0.00 0.00 1.78 1.77 1.73 1.79 1.75
0.15 0.01 0.00 0.00 0.14 0.06 0.05 0.03 0.02
NWAO 1.81 0.00 1.74 0.00 0.00 1.70 1.69 1.76 1.72
0.15 0.00 0.02 0.00 0.00 0.09 0.07 0.05 0.04
FORT 2.00 0.00 0.00 1.78 1.53 1.58 1.62 1.70 1.66
0.15 0.00 0.00 0.01 0.16 0.07 0.05 0.04 0.03
MUN 1.75 1.78 0.00 1.53 1.73 0.00 1.69 1.81 1.74
0.09 0.14 0.00 0.16 0.02 0.00 0.13 0.09 0.07
BAL 1.75 1.77 1.70 1.58 0.00 1.74 1.68 1.82 1.73
0.04 0.06 0.09 0.07 0.00 0.01 0.11 0.06 0.04
MRWA 1.72 1.73 1.69 1.62 1.69 1.68 1.73 0.00 0.00
0.04 0.05 0.07 0.05 0.13 0.11 0.01 0.00 0.00
WARB 1.77 1.79 1.76 1.70 1.81 1.82 0.00 1.75 0.00
0.03 0.03 0.05 0.04 0.09 0.06 0.00 0.01 0.00
MEEK 1.74 1.75 1.72 1.66 1.74 1.73 0.00 0.00 1.73
0.02 0.02 0.04 0.03 0.07 0.04 0.00 0.00 0.00
Date 1994-10-24
Origin Time 1552 27.78 +- 9.93
Zone 50
Easting 555.99 +- 82.00 Longitude 117.586
Northing 6573.51 +- 45.62 Latitude -30.970
Depth 5.00 +- 67.32 N
Arrival times = 6 S.D. = 0.868 Seismographs = 4
Nearest recorder = 70.8 km Gap = 205.1 deg Accuracy = D
Effects Code = Imax = 0 Fault =
18 km SE (148 deg) of KOO6
WESTERN AUSTRALIA
198 km NE ( 57 deg) of PERTH
19 km SE (147 deg) of Koorda
Record Dur Sync Unc Resp Seismometer Recorder Pol
KLB -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
KLB e S 47.00 0.50 0.59 47.40 -0.40 70.8 166 4.3 4.3
BAL e P 42.00 1.00 0.56 43.03 -1.03 93.3 295 3.3 3.3
BAL e S 53.20 0.50 0.58 53.60 -0.40 93.3 295 3.3 3.3
MUN e S 76.00 1.00 0.48 74.84 1.16 172.1 229 -40.3 40.3
MRWA w P 65.00 2.00 0.46 63.81 1.19 247.4 321 -42.2 42.2
MRWA e S 91.00 0.50 0.53 90.70 0.30 247.4 321 -40.3 40.3
6 times used, S = 0.868
Velocity Ratios
BAL MRWA
BAL 1.79 0.00
0.17 0.00
MRWA 0.00 1.70
0.00 0.11
Date 1994-10-24
Origin Time 1833 47.49 +- 10.30
Zone 50
Easting 459.40 +- 462.09 Longitude 116.577
Northing 6632.61 +- 177.82 Latitude -30.438
Depth 5.00 +- 280.04 N
Arrival times = 5 S.D. = 0.208 Seismographs = 3
Nearest recorder = 22.5 km Gap = 169.2 deg Accuracy = C
Effects Code = Imax = 0 Fault =
18 km W (287 deg) of TOU
WESTERN AUSTRALIA
181 km N ( 23 deg) of PERTH
20 km SW (207 deg) of Dalwallinu
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
BAL e P 51.10 0.10 0.99 51.25 -0.15 22.5 146 13.3 13.3
BAL e S 54.00 0.20 0.78 53.86 0.14 22.5 146 13.3 13.3
MRWA e P 71.00 0.10 0.85 70.77 0.23 146.4 337 -30.8 30.8
MRWA e S 87.70 0.30 0.62 87.95 -0.25 146.4 337 2.1 2.1
MUN e S 95.00 1.00 0.48 95.01 -0.01 174.3 191 -40.3 40.3
5 times used, S = 0.208
Velocity Ratios
BAL MRWA
BAL 1.80 1.69
0.11 0.04
MRWA 1.69 1.71
0.04 0.02
Date 1994-10-25
Origin Time 0429 36.38 +- 16.77
Zone 51
Easting 151.51 +- 82.75 Longitude 119.354
Northing 6574.72 +- 31.85 Latitude -30.909
Depth 5.00 +- 49.54 N
Arrival times = 7 S.D. = 1.082 Seismographs = 4
Nearest recorder = 170.0 km Gap = 281.8 deg Accuracy = D
Effects Code = Imax = 0 Fault =
82 km SE (117 deg) of BR3
WESTERN AUSTRALIA
353 km E ( 72 deg) of PERTH
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
KLB e P 63.00 0.50 0.61 62.97 0.03 170.0 242 -30.8 30.8
KLB e S 84.40 0.30 0.61 83.00 1.40 170.0 242 -40.3 40.3
BAL e S 102.00 0.50 0.53 101.18 0.82 256.3 276 -40.3 40.3
BAL e SG 107.00 1.00 0.46 107.20 -0.20 256.3 276 1.2 1.2
NWAO e SG 118.00 0.60 0.50 119.56 -1.56 301.0 221 1.0 1.0
MRWA P2 92.00 0.50 0.49 91.72 0.28 375.3 299 -30.8 30.8
MRWA e S 125.00 0.30 0.57 126.22 -1.22 375.3 299 -40.3 40.3
7 times used, S = 1.082
Deferred Data
BAL e P 71.00 0.50 0.59 73.49 -2.49 256.3 276 -42.2 42.2
NWAO e S 118.60 1.00 0.45 110.59 8.01 301.0 221 -40.3 40.3
MRWA e P 92.00 0.20 0.68 87.88 4.12 375.3 299 -42.2 42.2
Velocity Ratios
KLB
KLB 1.80
0.05
Date 1994-10-27
Origin Time 1555 4.26 +- 0.65
Zone 50
Easting 505.45 +- 3.09 Longitude 117.058
Northing 6492.08 +- 3.37 Latitude -31.707
Depth 3.30 +- 22.03
Arrival times = 9 S.D. = 0.341 Seismographs = 5
Nearest recorder = 67.8 km Gap = 94.7 deg Accuracy = A
Effects Code = Imax = 0 Fault =
0 km N (355 deg) of ME3
WESTERN AUSTRALIA
117 km E ( 77 deg) of PERTH
10 km SE (152 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 1.7
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i-P 15.40 0.10 1.30 15.33 0.07 67.8 79 3.0 3.0
KLB i S 23.10 0.10 1.17 23.02 0.08 67.8 79 3.0 3.0
MUN i+P 18.20 0.10 1.28 18.27 -0.07 85.8 249 2.4 2.4
MUN i S 28.20 0.10 1.15 27.98 0.22 85.8 249 2.4 2.4
BAL i-P 25.40 0.10 1.24 24.89 0.51 126.4 344 1.6 1.6
BAL i S 38.70 0.10 1.11 39.19 -0.49 126.4 344 1.6 1.6
NWAO i+P 25.80 0.10 1.23 26.26 -0.46 136.3 173 -30.8 30.8
NWAO i S 42.00 0.10 1.10 41.91 0.09 136.3 173 1.5 1.5
MRWA e S2 82.50 0.50 0.29 82.42 0.08 294.0 339 -23.9 23.9
9 times used, S = 0.341
Velocity Ratios
KLB MUN BAL NWAO
KLB 1.69 0.00 1.56 1.82
0.02 0.00 0.05 0.06
MUN 0.00 1.72 1.46 1.82
0.00 0.02 0.07 0.08
BAL 1.56 1.46 1.63 0.00
0.05 0.07 0.01 0.00
NWAO 1.82 1.82 0.00 1.75
0.06 0.08 0.00 0.01
Date 1994-10-27
Origin Time 1804 0.89 +- 0.29
Zone 50
Easting 527.55 +- 1.52 Longitude 117.290
Northing 6520.84 +- 1.86 Latitude -31.447
Depth 1.00 +- 9.50 G
Arrival times = 11 S.D. = 0.053 Seismographs = 5
Nearest recorder = 47.4 km Gap = 137.0 deg Accuracy = A
Effects Code = Imax = 0 Fault =
25 km W (265 deg) of KBW
WESTERN AUSTRALIA
147 km E ( 68 deg) of PERTH
23 km N ( 14 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 1.8
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i-P 8.60 0.10 1.34 8.64 -0.04 47.4 110 1.6 1.6
KLB i S 14.00 0.10 1.21 14.00 -0.00 47.4 110 1.6 1.6
BAL i-P 18.60 0.10 1.25 18.59 0.01 108.5 329 0.7 0.7
BAL e S 30.80 0.20 0.69 30.86 -0.06 108.5 329 0.7 0.7
MUN i+P 20.20 0.10 1.24 20.18 0.02 118.2 239 0.6 0.6
MUN i S 33.50 0.10 1.12 33.55 -0.05 118.2 239 0.6 0.6
NWAO i P 27.10 0.10 1.21 27.00 0.10 164.1 181 -30.8 30.8
NWAO i S 46.20 0.10 1.09 46.23 -0.03 164.1 181 0.4 0.4
MRWA e PG 46.00 1.00 0.51 46.01 -0.01 276.5 333 0.3 0.3
MRWA e S2 75.00 0.30 0.32 74.90 0.10 276.5 333 -23.9 23.9
MRWA e SG 77.30 0.30 0.58 77.28 0.02 276.5 333 0.3 0.3
11 times used, S = 0.053
Deferred Data
MRWA e P2 42.00 0.50 0.35 42.74 -0.74 276.5 333 -30.8 30.8
MRWA e S 71.50 0.50 0.53 70.66 0.84 276.5 333 -40.3 40.3
Velocity Ratios
KLB BAL MUN NWAO
KLB 1.70 1.68 1.68 1.74
0.04 0.06 0.05 0.03
BAL 1.68 1.69 0.00 1.81
0.06 0.02 0.00 0.08
MUN 1.68 0.00 1.69 1.84
0.05 0.00 0.01 0.08
NWAO 1.74 1.81 1.84 1.73
0.03 0.08 0.08 0.01
Date 1994-10-29
Origin Time 1904 21.27 +- 1.12
Zone 50
Easting 609.24 +- 5.72 Longitude 118.166
Northing 6379.09 +- 3.48 Latitude -32.720
Depth 3.43 +- 5.72
Arrival times = 12 S.D. = 0.247 Seismographs = 6
Nearest recorder = 90.2 km Gap = 224.2 deg Accuracy = B
Effects Code = Imax = 0 Fault =
5 km S (168 deg) of KULI
WESTERN AUSTRALIA
254 km N ( 6 deg) of ALBANY
234 km E (112 deg) of PERTH
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 1.8
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO i P 36.00 0.10 1.27 36.00 -0.00 90.2 255 2.3 2.3
NWAO e P2 36.50 0.20 0.46 36.82 -0.32 90.2 255 -30.8 30.8
NWAO i S 46.30 0.10 1.14 46.22 0.08 90.2 255 2.3 2.3
KLB e P 42.60 0.20 0.75 42.52 0.08 130.9 342 -30.8 30.8
KLB e S 57.30 0.20 0.68 57.43 -0.13 130.9 342 1.6 1.6
KLB e SN 59.80 0.30 0.42 59.94 -0.14 130.9 342 -40.3 40.3
MUN e P 52.20 0.30 0.67 51.95 0.25 201.7 293 -42.2 42.2
MUN e S 74.60 0.30 0.60 74.85 -0.25 201.7 293 -40.3 40.3
RKG e P2 57.50 0.50 0.36 56.59 0.91 231.3 207 -30.8 30.8
RKG e SG 84.70 0.50 0.53 85.19 -0.49 231.3 207 0.9 0.9
BAL e S2 94.00 0.30 0.32 93.88 0.12 272.1 329 -23.9 23.9
MRWA e S 125.00 1.00 0.44 125.02 -0.02 440.0 331 -40.3 40.3
12 times used, S = 0.247
Deferred Data
RKG e PG 57.50 0.50 0.59 59.02 -1.52 231.3 207 0.9 0.9
BAL e PG 64.50 1.00 0.51 65.66 -1.16 272.1 329 0.8 0.8
MRWA e SG 141.00 0.50 0.50 142.82 -1.82 440.0 331 0.5 0.5
Velocity Ratios
NWAO KLB MUN
NWAO 1.70 1.67 1.75
0.02 0.13 0.07
KLB 1.67 1.69 1.80
0.13 0.03 0.15
MUN 1.75 1.80 1.72
0.07 0.15 0.03
Date 1994-10-29
Origin Time 1959 38.40 +- 2.20
Zone 50
Easting 605.36 +- 14.19 Longitude 118.124
Northing 6381.08 +- 5.15 Latitude -32.703
Depth 3.60 +- 11.27
Arrival times = 11 S.D. = 0.212 Seismographs = 5
Nearest recorder = 87.0 km Gap = 221.7 deg Accuracy = B
Effects Code = Imax = 0 Fault =
4 km SW (215 deg) of AKUL
WESTERN AUSTRALIA
256 km N ( 5 deg) of ALBANY
230 km E (112 deg) of PERTH
48 km SE (150 deg) of Corrigin
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 1.7
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO i P 52.70 0.10 1.28 52.61 0.09 87.0 253 2.5 2.5
NWAO i P2 53.10 0.10 0.77 53.48 -0.38 87.0 253 -30.8 30.8
NWAO e S 62.40 0.20 0.70 62.46 -0.06 87.0 253 2.5 2.5
KLB e P 59.20 0.20 0.75 59.21 -0.01 127.9 344 -30.8 30.8
KLB e S 73.70 0.20 0.68 73.74 -0.04 127.9 344 1.7 1.7
KLB e SN 76.50 0.30 0.42 76.41 0.09 127.9 344 -40.3 40.3
MUN e S 91.10 0.30 0.60 91.03 0.07 197.4 293 -40.3 40.3
RKG e P2 74.00 0.50 0.36 73.70 0.30 231.3 206 -30.8 30.8
RKG e S2 101.00 0.50 0.30 100.70 0.30 231.3 206 -23.9 23.9
BAL e PG 82.00 2.00 0.44 82.19 -0.19 268.4 329 0.8 0.8
BAL e S2 110.60 0.30 0.32 110.06 0.54 268.4 329 -23.9 23.9
11 times used, S = 0.212
Deferred Data
MUN e P 67.00 0.50 0.60 68.53 -1.53 197.4 293 -42.2 42.2
MRWA e S 142.50 0.50 0.50 141.36 1.14 436.4 331 -40.3 40.3
MRWA e SG 157.50 0.50 0.50 158.96 -1.46 436.4 331 0.5 0.5
Velocity Ratios
NWAO KLB
NWAO 1.68 1.74
0.03 0.15
KLB 1.74 1.70
0.15 0.03