Data Report
Bulletin / 1996-07
Contributed by CUPWA
Date 1996-07-08
Origin Time 2204 38.44 +- 17.77
Zone 53
Easting 368.42 +- 330.56 Longitude 133.745
Northing 7821.40 +- 58.86 Latitude -19.698
Depth 5.00 +- 365.97 N
Arrival times = 12 S.D. = 3.584 Seismographs = 7
Nearest recorder = 686.6 km Gap = 272.3 deg Accuracy = P
Effects Code = Imax = 0 Fault =
23 km NW (315 deg) of TCBY
NORTHERN TERRITORY
860 km S (159 deg) of DARWIN
46 km W (263 deg) of TENNANT CREEK
Record Dur Sync Unc Resp Seismometer Recorder Pol
WARB 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.7
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KNA e P 130.80 0.50 0.53 127.56 3.24 686.6 309 -42.2 42.2
KNA e S 194.00 0.50 0.48 193.79 0.21 686.6 309 -40.3 40.3
WARB e P 171.40 0.20 0.61 168.59 2.81 1025.5 223 -42.2 42.2
WARB e S 271.80 0.20 0.55 265.21 6.59 1025.5 223 -40.3 40.3
MBL e P 223.00 0.50 0.51 223.05 -0.05 1476.2 261 -42.2 42.2
MBL e S 362.00 0.50 0.46 360.03 1.97 1476.2 261 -40.3 40.3
MEEK e P 253.50 0.20 0.61 255.91 -2.41 1747.6 240 -42.2 42.2
MEEK e S 417.00 0.20 0.55 417.24 -0.24 1747.6 240 -40.3 40.3
WOOL e S 419.70 1.00 0.40 419.74 -0.04 1759.7 221 -40.3 40.3
GIRL e P 295.20 1.00 0.44 297.40 -2.20 2088.3 257 -42.6 42.6
MRWA e P 295.00 0.30 0.56 300.03 -5.03 2108.9 236 -42.9 42.8
MRWA e S 490.40 0.30 0.51 495.50 -5.10 2108.9 236 -40.7 40.7
12 times used, S = 3.584
Velocity Ratios
KNA WARB MBL MEEK MRWA
KNA 1.68 1.92 1.82 1.82 1.81
0.01 0.05 0.03 0.02 0.01
WARB 1.92 1.76 1.75 1.77 1.77
0.05 0.00 0.04 0.01 0.01
MBL 1.82 1.75 1.75 1.80 1.78
0.03 0.04 0.01 0.07 0.03
MEEK 1.82 1.77 1.80 1.76 1.77
0.02 0.01 0.07 0.00 0.03
MRWA 1.81 1.77 1.78 1.77 1.76
0.01 0.01 0.03 0.03 0.00
Date 1996-07-09
Origin Time 0926 11.03 +- 490.23
Zone 52
Easting 592.87 +-22161.30 Longitude 129.936
Northing 7014.32 +- 781.89 Latitude -26.990
Depth 5.00 +-28233.91 N
Arrival times = 5 S.D. = 0.995 Seismographs = 3
Nearest recorder = 339.9 km Gap = 331.9 deg Accuracy = C
Effects Code = Imax = 0 Fault =
339 km E (105 deg) of WARB
SOUTH AUSTRALIA
Record Dur Sync Unc Resp Seismometer Recorder Pol
WARB 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
WARB e P 57.60 0.20 0.69 58.26 -0.66 339.9 284 -42.2 42.2
WARB e S 94.20 0.20 0.62 93.45 0.75 339.9 284 -40.3 40.3
MEEK e S 258.50 1.00 0.40 259.80 -1.30 1130.0 269 -40.3 40.3
MRWA e P 187.50 0.50 0.51 186.32 1.18 1399.0 256 -42.2 42.2
MRWA e S 316.00 1.00 0.40 316.40 -0.40 1399.0 256 -40.3 40.3
5 times used, S = 0.995
Deferred Data
MEEK e P 144.80 0.30 0.56 153.81 -9.01 1130.0 269 -42.2 42.2
Velocity Ratios
WARB MRWA
WARB 1.79 1.71
0.01 0.02
MRWA 1.71 1.73
0.02 0.01
Date 1996-07-11
Origin Time 1152 50.30 +- 0.81
Zone 50
Easting 506.52 +- 4.37 Longitude 117.069
Northing 6492.17 +- 5.72 Latitude -31.706
Depth 5.00 +- 20.49 N
Arrival times = 8 S.D. = 0.225 Seismographs = 4
Nearest recorder = 66.7 km Gap = 95.1 deg Accuracy = C
Effects Code = Imax = 0 Fault =
1 km NE ( 45 deg) of ME3
WESTERN AUSTRALIA
119 km E ( 77 deg) of PERTH
10 km SE (146 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 1.4
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 61.00 0.20 0.79 61.22 -0.22 66.7 79 4.5 4.5
KLB e S 69.00 0.10 0.82 68.79 0.21 66.7 79 4.5 4.5
MUN e P 64.40 0.10 0.89 64.49 -0.09 86.9 249 3.5 3.5
MUN e S 74.50 0.10 0.80 74.33 0.17 86.9 249 3.5 3.5
BAL e P 71.30 1.00 0.55 70.81 0.49 126.6 344 -30.8 30.8
BAL e S 85.00 0.50 0.56 85.30 -0.30 126.6 344 2.4 2.4
NWAO e P 72.00 0.10 0.86 72.16 -0.16 136.2 173 -30.8 30.8
NWAO e S 88.00 0.10 0.77 87.96 0.04 136.2 173 2.2 2.2
8 times used, S = 0.225
Velocity Ratios
KLB MUN BAL NWAO
KLB 1.75 0.00 0.00 1.73
0.04 0.00 0.00 0.07
MUN 0.00 1.72 0.00 1.78
0.00 0.02 0.00 0.08
BAL 0.00 0.00 1.65 0.00
0.00 0.00 0.11 0.00
NWAO 1.73 1.78 0.00 1.74
0.07 0.08 0.00 0.01
Date 1996-07-11
Origin Time 1156 46.34 +- 0.85
Zone 50
Easting 506.07 +- 4.20 Longitude 117.064
Northing 6492.13 +- 5.19 Latitude -31.706
Depth 5.00 +- 19.71 N
Arrival times = 7 S.D. = 0.226 Seismographs = 4
Nearest recorder = 67.2 km Gap = 95.1 deg Accuracy = C
Effects Code = Imax = 0 Fault =
1 km NE ( 30 deg) of ME3
WESTERN AUSTRALIA
118 km E ( 77 deg) of PERTH
10 km SE (149 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 1.4
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 57.20 0.10 0.91 57.34 -0.14 67.2 79 4.5 4.5
KLB e S 65.10 0.10 0.82 64.96 0.14 67.2 79 4.5 4.5
MUN e S 70.30 0.10 0.80 70.25 0.05 86.4 249 3.5 3.5
BAL e P 67.30 0.50 0.63 66.84 0.46 126.5 344 -30.8 30.8
BAL e S 81.00 0.50 0.56 81.32 -0.32 126.5 344 2.4 2.4
NWAO e P 68.00 0.10 0.86 68.20 -0.20 136.2 173 -30.8 30.8
NWAO e S 84.10 0.10 0.77 84.00 0.10 136.2 173 2.2 2.2
7 times used, S = 0.226
Deferred Data
MUN e P 59.40 1.00 0.56 60.46 -1.06 86.4 249 3.5 3.5
Velocity Ratios
KLB BAL NWAO
KLB 1.73 1.57 1.76
0.03 0.16 0.05
BAL 1.57 1.65 0.00
0.16 0.06 0.00
NWAO 1.76 0.00 1.74
0.05 0.00 0.01
Date 1996-07-12
Origin Time 1426 4.22 +- 5.99
Zone 50
Easting 569.06 +- 29.25 Longitude 117.722
Northing 6594.25 +- 22.85 Latitude -30.783
Depth 5.00 +- 44.13 N
Arrival times = 6 S.D. = 0.362 Seismographs = 4
Nearest recorder = 89.7 km Gap = 221.8 deg Accuracy = D
Effects Code = Imax = 0 Fault =
13 km W (282 deg) of BENC
WESTERN AUSTRALIA
220 km NE ( 54 deg) of PERTH
13 km W (289 deg) of Bencubbin
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 S 29.00 0.20 0.70 29.06 -0.06 89.7 177 3.4 3.4
BAL e P 20.00 0.10 0.88 20.42 -0.42 99.2 281 3.1 3.1
BAL e S 31.80 0.10 0.79 31.65 0.15 99.2 281 3.1 3.1
MUN e SG 58.50 0.30 0.60 58.29 0.21 195.6 226 1.5 1.5
MRWA e P 40.00 0.30 0.66 39.41 0.59 240.3 315 -42.2 42.2
MRWA e S 65.50 0.20 0.64 65.66 -0.16 240.3 315 -40.3 40.3
6 times used, S = 0.362
Deferred Data
MUN e S 58.50 0.30 0.60 56.24 2.26 195.6 226 -40.3 40.3
Velocity Ratios
BAL MRWA
BAL 1.75 1.69
0.02 0.05
MRWA 1.69 1.71
0.05 0.02
Date 1996-07-13
Origin Time 0136 15.90 +- 4.45
Zone 50
Easting 429.04 +- 24.36 Longitude 116.235
Northing 6275.72 +- 126.04 Latitude -33.656
Depth 5.00 +- 139.36 N
Arrival times = 7 S.D. = 0.339 Seismographs = 5
Nearest recorder = 123.2 km Gap = 308.2 deg Accuracy = D
Effects Code = Imax = 0 Fault =
71 km W (264 deg) of BEAU
WESTERN AUSTRALIA
193 km S (169 deg) of PERTH
124 km NE ( 54 deg) of AUGUSTA
24 km NW (325 deg) of Boyup Brook
Record Dur Sync Unc Resp Seismometer Recorder Pol
NWAO 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 e P 35.60 0.10 0.87 35.94 -0.34 123.2 49 -30.8 30.8
MUN i-P 44.60 0.10 1.19 44.50 0.10 186.0 359 -42.2 42.2
MUN e S 65.40 0.20 0.65 65.88 -0.48 186.0 359 -40.3 40.3
KLB e P 55.00 1.00 0.51 54.65 0.35 269.9 32 -42.2 42.2
KLB e S 84.00 0.20 0.63 83.55 0.45 269.9 32 -40.3 40.3
BAL e PMP 66.90 0.20 0.41 66.73 0.17 340.9 7 -31.5 31.5
MRWA e S 130.50 0.50 0.50 130.40 0.10 492.4 357 -40.3 40.3
7 times used, S = 0.339
Deferred Data
BAL e P 66.90 0.20 0.69 63.24 3.66 340.9 7 -42.2 42.2
BAL e SMS 104.00 0.50 0.29 106.29 -2.29 340.9 7 -25.0 25.0
BAL e S 104.00 0.50 0.52 98.51 5.49 340.9 7 -40.3 40.3
Velocity Ratios
MUN KLB
MUN 1.72 0.00
0.01 0.00
KLB 0.00 1.74
0.00 0.05
Date 1996-07-14
Origin Time 0839 1.61 +- 3.32
Zone 50
Easting 594.59 +- 21.63 Longitude 118.021
Northing 6271.76 +- 8.55 Latitude -33.690
Depth 1.00 +- 22.15 G
Arrival times = 12 S.D. = 0.334 Seismographs = 6
Nearest recorder = 111.9 km Gap = 172.5 deg Accuracy = C
Effects Code = Imax = 0 Fault =
23 km NW (322 deg) of GNOC
WESTERN AUSTRALIA
280 km SE (134 deg) of PERTH
146 km N ( 5 deg) of ALBANY
27 km N ( 4 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 2.7
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO e P 19.30 0.50 0.63 19.87 -0.57 111.9 319 0.6 0.6
NWAO i S 32.70 0.30 0.90 32.54 0.16 111.9 319 0.6 0.6
RKG e P 23.80 0.10 0.86 23.62 0.18 134.9 223 0.6 0.6
RKG e SBS 40.30 0.20 0.45 40.28 0.02 134.9 223 -15.5 15.5
KLB e P 36.50 0.50 0.59 36.45 0.05 233.9 353 -42.2 42.2
KLB e S 63.00 1.00 0.46 62.40 0.60 233.9 353 -40.3 40.3
MUN e P 38.60 0.20 0.71 38.94 -0.34 254.5 317 -42.2 42.2
MUN e P2 40.00 6.00 0.21 40.37 -0.37 254.5 317 -30.8 30.8
MUN PMP 40.60 0.30 0.56 40.81 -0.21 254.5 317 -32.3 32.3
MUN e S2 70.00 1.00 0.26 70.05 -0.05 254.5 317 -23.9 23.9
BAL e S 90.00 1.00 0.45 89.69 0.31 363.5 339 -40.3 40.3
WOOL e PN 62.70 1.00 0.34 62.63 0.07 450.4 50 -42.2 42.2
12 times used, S = 0.334
Deferred Data
NWAO e SMS 36.00 0.30 0.35 36.80 -0.80 111.9 319 -37.1 37.1
MUN e S 68.00 0.30 0.59 66.73 1.27 254.5 317 -40.3 40.3
MUN SMS 70.30 0.30 0.47 70.92 -0.62 254.5 317 -26.2 26.2
BAL e P 51.00 2.00 0.43 52.13 -1.13 363.5 339 -42.2 42.2
WOOL e PMP 69.90 1.00 0.29 68.04 1.86 450.4 50 -31.2 31.2
WOOL e S 106.00 2.00 0.38 107.99 -1.99 450.4 50 -40.3 40.3
WOOL e S2 120.00 1.00 0.24 119.53 0.47 450.4 50 -23.9 23.9
WOOL e SMS 122.00 1.00 0.24 119.95 2.05 450.4 50 -24.5 24.5
MEEK e P 103.10 0.50 0.53 102.96 0.14 783.7 4 -42.2 42.2
MEEK e S 178.90 0.50 0.47 178.19 0.71 783.7 4 -40.3 40.3
WARB e P 149.90 0.20 0.61 150.94 -1.04 1180.6 47 -42.2 42.2
WARB e S 260.80 0.30 0.51 261.73 -0.93 1180.6 47 -40.3 40.3
Velocity Ratios
NWAO KLB
NWAO 1.76 1.76
0.07 0.19
KLB 1.76 1.76
0.19 0.05
Date 1996-07-14
Origin Time 0929 36.25 +- 19.61
Zone 50
Easting 591.92 +- 128.89 Longitude 117.992
Northing 6273.54 +- 18.80 Latitude -33.674
Depth 5.00 +- 108.35 N
Arrival times = 6 S.D. = 0.532 Seismographs = 3
Nearest recorder = 108.9 km Gap = 227.3 deg Accuracy = C
Effects Code = Imax = 0 Fault =
26 km NW (319 deg) of GNOC
WESTERN AUSTRALIA
277 km SE (134 deg) of PERTH
148 km N ( 4 deg) of ALBANY
28 km N (358 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 2.1
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO e P 53.40 0.30 0.70 54.03 -0.63 108.9 319 2.8 2.8
NWAO e S 66.30 0.30 0.63 66.36 -0.06 108.9 319 2.8 2.8
RKG i+P 57.60 0.10 1.23 57.86 -0.26 134.4 221 -30.8 30.8
RKG e S 74.00 0.10 0.77 73.40 0.60 134.4 221 2.3 2.3
KLB e P 70.40 0.30 0.66 70.41 -0.01 231.9 354 -42.2 42.2
KLB e S 96.80 0.20 0.64 95.90 0.90 231.9 354 -40.3 40.3
6 times used, S = 0.532
Deferred Data
MUN e P 75.00 0.50 0.59 72.76 2.24 251.4 318 -42.2 42.2
MUN e S 101.90 0.50 0.53 100.00 1.90 251.4 318 -40.3 40.3
MUN e S2 101.90 0.50 0.29 103.46 -1.56 251.4 318 -23.9 23.9
Velocity Ratios
NWAO RKG KLB
NWAO 1.75 0.00 1.79
0.05 0.00 0.10
RKG 0.00 1.77 1.78
0.00 0.01 0.08
KLB 1.79 1.78 1.77
0.10 0.08 0.02
Date 1996-07-14
Origin Time 2030 7.57 +- 4.78
Zone 50
Easting 563.62 +- 19.78 Longitude 117.670
Northing 6516.00 +- 65.35 Latitude -31.489
Depth 5.00 +- 106.18 N
Arrival times = 6 S.D. = 0.106 Seismographs = 4
Nearest recorder = 14.2 km Gap = 176.1 deg Accuracy = C
Effects Code = Imax = 0 Fault =
2 km SE (116 deg) of KBS
WESTERN AUSTRALIA
180 km E ( 74 deg) of PERTH
16 km N (343 deg) of Kellerberrin
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.1
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 10.00 0.10 1.03 10.05 -0.05 14.2 143 20.4 20.4
KLB i S 11.80 0.10 1.32 11.77 0.03 14.2 143 20.4 20.4
BAL e P 29.00 0.50 0.62 29.15 -0.15 134.2 316 -30.8 30.8
MUN e P 31.00 0.50 0.62 31.17 -0.17 148.7 248 -30.8 30.8
MUN e S 48.80 0.50 0.56 48.67 0.13 148.7 248 2.0 2.0
MRWA i S 81.40 0.40 0.78 81.28 0.12 298.7 327 -40.3 40.3
6 times used, S = 0.106
Deferred Data
BAL e S 43.50 0.50 0.56 44.66 -1.16 134.2 316 2.3 2.3
MRWA e P 52.50 0.50 0.58 49.80 2.70 298.7 327 -42.2 42.2
Velocity Ratios
KLB MUN
KLB 1.74 1.76
0.12 0.08
MUN 1.76 1.76
0.08 0.06
Date 1996-07-14
Origin Time 2330 16.70 +- 10.00
Zone 50
Easting 563.76 +- 20.92 Longitude 117.671
Northing 6516.42 +- 143.02 Latitude -31.485
Depth 5.00 +- 223.92 N
Arrival times = 6 S.D. = 0.206 Seismographs = 4
Nearest recorder = 14.5 km Gap = 177.6 deg Accuracy = C
Effects Code = Imax = 0 Fault =
2 km E (105 deg) of KBS
WESTERN AUSTRALIA
180 km E ( 74 deg) of PERTH
17 km N (344 deg) of Kellerberrin
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 1.9
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i P 19.10 0.20 1.27 19.21 -0.11 14.5 144 20.1 20.1
KLB i S 21.10 0.20 1.15 20.96 0.14 14.5 144 20.1 20.1
BAL e P 38.00 0.50 0.62 38.25 -0.25 134.0 316 -30.8 30.8
MUN e P 40.00 0.50 0.62 40.34 -0.34 149.0 247 -30.8 30.8
MUN i S 58.00 0.50 0.79 57.88 0.12 149.0 247 2.0 2.0
MRWA i S 90.60 0.40 0.78 90.35 0.25 298.4 327 -40.3 40.3
6 times used, S = 0.206
Velocity Ratios
KLB MUN
KLB 1.83 1.77
0.26 0.10
MUN 1.77 1.77
0.10 0.06
Date 1996-07-14
Origin Time 2355 9.43 +- 13.39
Zone 50
Easting 564.62 +- 134.46 Longitude 117.680
Northing 6519.06 +- 131.04 Latitude -31.461
Depth 5.00 +- 286.69 N
Arrival times = 5 S.D. = 0.130 Seismographs = 3
Nearest recorder = 16.3 km Gap = 197.0 deg Accuracy = C
Effects Code = Imax = 0 Fault =
3 km NE ( 56 deg) of KBS
WESTERN AUSTRALIA
182 km E ( 73 deg) of PERTH
19 km N (349 deg) of Kellerberrin
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
KLB i P 12.20 0.20 1.26 12.23 -0.03 16.3 152 18.0 18.0
BAL e P 31.00 0.50 0.62 30.80 0.20 132.7 315 -30.8 30.8
BAL i S 46.00 0.50 0.80 46.11 -0.11 132.7 315 2.3 2.3
MUN e P 33.50 0.50 0.62 33.33 0.17 150.8 247 -30.8 30.8
MUN e S 51.00 1.00 0.48 51.10 -0.10 150.8 247 2.0 2.0
5 times used, S = 0.130
Deferred Data
MRWA e S 84.00 1.00 0.36 82.72 1.28 296.6 326 -40.3 40.3
Velocity Ratios
BAL MUN
BAL 1.70 0.00
0.06 0.00
MUN 0.00 1.73
0.00 0.08
Date 1996-07-15
Origin Time 0519 16.86 +- 93.66
Zone 50
Easting 407.63 +- 474.11 Longitude 116.075
Northing 7097.51 +- 434.64 Latitude -26.239
Depth 18.42 +- 817.78
Arrival times = 5 S.D. = 0.555 Seismographs = 4
Nearest recorder = 257.0 km Gap = 153.3 deg Accuracy = C
Effects Code = Imax = 0 Fault =
178 km E ( 91 deg) of LP01
WESTERN AUSTRALIA
633 km N ( 2 deg) of PERTH
285 km SE (122 deg) of CARNARVON
19 km S (203 deg) of Byro H.S.
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
MEEK e P 52.00 0.30 0.65 52.61 -0.61 257.0 100 -42.2 42.2
MEEK e PG 59.30 0.30 0.65 58.89 0.41 257.0 100 4.2 4.2
MRWA e P 61.30 0.30 0.64 61.43 -0.13 330.1 181 -42.2 42.2
GIRL e P 74.60 2.00 0.42 74.68 -0.08 439.9 334 -42.2 42.2
BAL w P 81.40 2.00 0.43 80.50 0.90 487.8 172 -42.2 42.2
5 times used, S = 0.555
Deferred Data
MEEK e S 84.20 0.30 0.58 79.44 4.76 257.0 100 -40.3 40.3
MRWA e S 97.00 1.00 0.45 94.79 2.21 330.1 181 -40.3 40.3
GIRL e S 120.80 0.50 0.50 117.87 2.93 439.9 334 -40.3 40.3
BAL e S 132.00 2.00 0.38 127.99 4.01 487.8 172 -40.3 40.3
MUN e S 164.00 2.00 0.37 159.20 4.80 636.1 178 -40.3 40.3
MUN e SG 194.00 2.00 0.37 192.64 1.36 636.1 178 1.7 1.7
NO VELOCITY RATIOS
Date 1996-07-15
Origin Time 0645 49.84 +- 1.60
Zone 50
Easting 564.90 +- 18.45 Longitude 117.683
Northing 6518.68 +- 17.44 Latitude -31.465
Depth 5.00 +- 40.07 N
Arrival times = 6 S.D. = 0.127 Seismographs = 3
Nearest recorder = 15.9 km Gap = 197.2 deg Accuracy = C
Effects Code = Imax = 0 Fault =
3 km NE ( 63 deg) of KBS
WESTERN AUSTRALIA
182 km E ( 73 deg) of PERTH
19 km N (349 deg) of Kellerberrin
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 1.9
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i P 52.50 0.10 1.45 52.56 -0.06 15.9 152 18.5 18.5
KLB i S 54.50 0.20 1.14 54.45 0.05 15.9 152 18.5 18.5
BAL e P 71.40 0.20 0.75 71.27 0.13 133.1 315 -30.8 30.8
BAL e S 86.50 0.30 0.62 86.64 -0.14 133.1 315 2.3 2.3
MUN e P 74.00 0.50 0.62 73.75 0.25 150.9 247 -30.8 30.8
MUN e S 91.40 0.50 0.56 91.54 -0.14 150.9 247 2.0 2.0
6 times used, S = 0.127
Velocity Ratios
KLB BAL MUN
KLB 1.75 1.69 1.72
0.15 0.05 0.08
BAL 1.69 1.70 0.00
0.05 0.03 0.00
MUN 1.72 0.00 1.72
0.08 0.00 0.06
Date 1996-07-15
Origin Time 1253 6.21 +- 0.00
Zone 49
Easting 543.02 +- 0.00 Longitude 111.416
Northing 7613.44 +- 0.00 Latitude -21.581
Depth 5.00 +- 0.00 N
Arrival times = 4 S.D. = 0.305 Seismographs = 3
Nearest recorder = 313.7 km Gap = 320.1 deg Accuracy = D
Effects Code = Imax = 0 Fault =
313 km W (291 deg) of GIRL
WESTERN AUSTRALIA
283 km W (277 deg) of Exmouth
Record Dur Sync Unc Resp Seismometer Recorder Pol
GIRL 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
GIRL e P 50.40 0.20 0.69 50.24 0.16 313.7 112 -42.2 42.2
MEEK e P 123.50 0.50 0.52 123.98 -0.48 923.1 129 -42.2 42.2
MRWA e P 129.00 0.50 0.52 128.86 0.14 963.7 152 -42.2 42.2
MRWA e S 220.00 1.00 0.40 219.94 0.06 963.7 152 -40.3 40.3
4 times used, S = 0.305
Deferred Data
MEEK e S 194.10 0.50 0.46 211.43 -17.33 923.1 129 -40.3 40.3
BAL e S 258.50 1.00 0.40 255.36 3.14 1132.0 153 -40.3 40.3
MUN e S 288.00 1.00 0.40 279.59 8.41 1247.1 158 -40.3 40.3
Velocity Ratios
MRWA
MRWA 1.74
0.02
Date 1996-07-15
Origin Time 1303 14.80 +- 3.02
Zone 50
Easting 567.88 +- 10.63 Longitude 117.706
Northing 6641.44 +- 9.37 Latitude -30.357
Depth 5.00 +- 16.97 N
Arrival times = 8 S.D. = 0.172 Seismographs = 4
Nearest recorder = 99.9 km Gap = 230.8 deg Accuracy = C
Effects Code = Imax = 0 Fault =
6 km W (247 deg) of BCON
WESTERN AUSTRALIA
250 km NE ( 46 deg) of PERTH
19 km NW (303 deg) of Beacon
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
BAL e P 31.00 0.20 0.77 31.12 -0.12 99.9 253 3.0 3.0
BAL i S 42.50 0.30 0.91 42.43 0.07 99.9 253 3.0 3.0
KLB e P 37.00 0.30 0.69 36.77 0.23 136.9 177 -30.8 30.8
KLB e S 52.50 0.50 0.56 52.66 -0.16 136.9 177 2.2 2.2
MRWA w P 46.00 0.50 0.61 46.07 -0.07 208.0 307 -42.2 42.2
MRWA e S 69.50 1.00 0.47 69.43 0.07 208.0 307 -40.3 40.3
MUN e S 74.00 0.50 0.46 73.95 0.05 229.5 217 -40.3 40.3
MUN SMS 77.00 0.50 0.36 77.44 -0.44 229.5 217 -26.6 26.6
8 times used, S = 0.172
Deferred Data
MRWA i PMP 47.60 0.20 0.58 47.27 0.33 208.0 307 -33.1 33.1
Velocity Ratios
BAL KLB MRWA
BAL 1.71 0.00 1.80
0.04 0.00 0.18
KLB 0.00 1.70 0.00
0.00 0.05 0.00
MRWA 1.80 0.00 1.75
0.18 0.00 0.06
Date 1996-07-16
Origin Time 1857 16.45 +- 0.98
Zone 51
Easting 883.88 +- 5.24 Longitude 126.627
Northing 7991.97 +- 10.66 Latitude -18.127
Depth 5.00 +- 13.57 N
Arrival times = 13 S.D. = 0.780 Seismographs = 6
Nearest recorder = 104.2 km Gap = 129.9 deg Accuracy = D
Effects Code = Imax = 0 Fault =
104 km E ( 91 deg) of FITX
773 km SW (215 deg) of DARWIN
109 km E ( 87 deg) of FITZROY CROSSING
Record Dur Sync Unc Resp Seismometer Recorder Pol
FITX 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
FITX i-P 33.00 0.10 1.26 33.48 -0.48 104.2 270 2.8 2.8
FITX e P2 33.70 0.10 0.53 33.82 -0.12 104.2 270 -30.8 30.8
FITX e S 46.10 0.10 0.79 45.28 0.82 104.2 270 2.8 2.8
KNA S-P 35.00 0.20 0.98 35.68 -0.68 345.7 40 0.0 0.0
MBL e S 193.00 0.30 0.52 193.12 -0.12 787.8 243 -40.3 40.3
WB2 e P 124.30 0.20 0.63 124.69 -0.39 844.4 105 -42.2 42.2
WB2 e SG 250.10 0.30 0.52 249.70 0.40 844.4 105 0.4 0.4
KAKA e P 127.10 0.20 0.63 127.78 -0.68 870.2 46 -42.2 42.2
KAKA e S 212.30 0.20 0.56 210.46 1.84 870.2 46 -40.3 40.3
KAKA e SG 256.40 0.30 0.52 256.85 -0.45 870.2 46 0.3 0.3
ASPA e P 142.00 0.20 0.62 141.32 0.68 981.8 130 -42.2 42.2
ASPA e S 234.70 0.20 0.56 234.04 0.66 981.8 130 -40.3 40.3
ASPA e SG 286.70 0.20 0.56 287.67 -0.97 981.8 130 0.3 0.3
13 times used, S = 0.780
Deferred Data
FITX e S2 47.60 0.10 0.44 46.48 1.12 104.2 270 -23.9 23.9
WB2 e S 202.50 0.20 0.56 205.08 -2.58 844.4 105 -40.3 40.3
Velocity Ratios
FITX KAKA ASPA
FITX 1.79 1.77 1.73
0.02 0.01 0.01
KAKA 1.77 1.77 1.50
0.01 0.01 0.07
ASPA 1.73 1.50 1.74
0.01 0.07 0.00
Date 1996-07-22
Origin Time 0006 31.44 +- 4.57
Zone 50
Easting 868.09 +- 13.36 Longitude 120.459
Northing 8099.17 +- 22.33 Latitude -17.163
Depth 5.00 +- 51.75 N
Arrival times = 10 S.D. = 0.864 Seismographs = 5
Nearest recorder = 447.8 km Gap = 204.7 deg Accuracy = C
Effects Code = Imax = 0 Fault =
425 km NE ( 25 deg) of RP02
WESTERN AUSTRALIA
208 km NW (295 deg) of BROOME
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 3.4
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
MBL i P 91.30 0.10 1.10 91.69 -0.39 447.8 188 -42.2 42.2
MBL e S 135.00 0.50 0.50 136.53 -1.53 447.8 188 -40.3 40.3
FITX e P 104.90 0.50 0.54 105.56 -0.66 562.7 101 -42.2 42.2
FITX e S 162.20 2.00 0.37 160.67 1.53 562.7 101 -40.3 40.3
GIRL e P 146.00 0.50 0.52 145.19 0.81 890.3 225 -42.2 42.2
GIRL e S 231.10 1.00 0.41 229.67 1.43 890.3 225 -40.3 40.3
WARB i P 182.40 0.10 1.00 181.74 0.66 1192.3 148 -42.2 42.2
WARB e S 293.60 0.10 0.63 293.31 0.29 1192.3 148 -40.3 40.3
KAKA e P 206.10 1.00 0.44 206.74 -0.64 1399.3 70 -42.2 42.2
KAKA e S 336.20 1.00 0.40 336.83 -0.63 1399.3 70 -40.3 40.3
10 times used, S = 0.864
Deferred Data
MBL S-P 43.70 0.10 1.10 44.84 -1.14 447.8 188 0.0 0.0
KAKA e PN 200.90 1.00 0.25 206.74 -5.84 1399.3 70 -42.2 42.2
KAKA e SN 331.80 1.00 0.21 336.83 -5.03 1399.3 70 -40.3 40.3
MRWA e P 207.00 1.00 0.44 208.15 -1.15 1410.8 197 -42.2 42.2
MRWA e S 337.00 1.00 0.40 339.29 -2.29 1410.8 197 -40.3 40.3
Velocity Ratios
MBL FITX GIRL WARB KAKA
MBL 1.73 0.00 1.76 1.74 1.75
0.01 0.00 0.05 0.01 0.03
FITX 0.00 1.78 1.68 1.70 1.72
0.00 0.04 0.12 0.04 0.06
GIRL 1.76 1.68 1.74 1.72 1.75
0.05 0.12 0.02 0.06 0.08
WARB 1.74 1.70 1.72 1.74 1.80
0.01 0.04 0.06 0.00 0.14
KAKA 1.75 1.72 1.75 1.80 1.74
0.03 0.06 0.08 0.14 0.02