Data Report
Bulletin / 1996-08
Contributed by CUPWA
Date 1996-08-02
Origin Time 1604 27.94 +- 23.17
Zone 50
Easting 540.01 +- 33.85 Longitude 117.424
Northing 6447.40 +- 11.59 Latitude -32.109
Depth 5.00 +-1675.31 N
Arrival times = 6 S.D. = 0.308 Seismographs = 4
Nearest recorder = 65.6 km Gap = 162.1 deg Accuracy = C
Effects Code = Imax = 0 Fault =
11 km S (165 deg) of QUAI
WESTERN AUSTRALIA
150 km E ( 97 deg) of PERTH
47 km E ( 89 deg) of Beverley
Record Dur Sync Unc Resp Seismometer Recorder Pol
MUN 0.00 Seismograph details unknown
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 e S 46.00 0.50 0.60 46.11 -0.11 65.6 28 4.6 4.6
NWAO e P 43.20 0.10 0.89 43.04 0.16 92.4 191 3.3 3.3
NWAO e S 53.50 0.20 0.70 53.51 -0.01 92.4 191 3.3 3.3
MUN e P 46.30 0.20 0.76 46.84 -0.54 115.7 276 2.6 2.6
MUN e S 60.10 0.10 0.78 59.93 0.17 115.7 276 2.6 2.6
BAL e SG 78.00 0.30 0.61 77.67 0.33 179.9 337 1.7 1.7
6 times used, S = 0.308
Deferred Data
BAL e S 78.00 0.30 0.61 76.66 1.34 179.9 337 -40.3 40.3
Velocity Ratios
NWAO MUN
NWAO 1.68 0.00
0.02 0.00
MUN 0.00 1.75
0.00 0.02
Date 1996-08-05
Origin Time 1644 38.90 +- 0.69
Zone 50
Easting 505.57 +- 6.74 Longitude 117.058
Northing 6584.55 +- 3.82 Latitude -30.872
Depth 1.00 +- 11.02 G
Arrival times = 9 S.D. = 0.369 Seismographs = 5
Nearest recorder = 44.7 km Gap = 169.7 deg Accuracy = A
Effects Code = Imax = 0 Fault =
3 km SW (206 deg) of CAM
WESTERN AUSTRALIA
166 km NE ( 44 deg) of PERTH
5 km SW (238 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 1.9
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
BAL e P 46.10 0.10 0.94 46.19 -0.09 44.7 311 1.7 1.7
BAL e S 51.00 0.10 0.85 51.25 -0.25 44.7 311 1.7 1.7
KLB e P 55.70 0.10 0.88 55.87 -0.17 104.0 140 0.7 0.7
KLB e S 67.80 0.10 0.79 67.64 0.16 104.0 140 0.7 0.7
MUN e P 62.00 0.10 0.85 62.58 -0.58 146.8 213 -30.8 30.8
MUN e S 80.00 0.10 0.77 79.46 0.54 146.8 213 0.5 0.5
MRWA e P 71.20 0.10 0.83 70.84 0.36 210.0 330 -42.2 42.2
MRWA e S 95.00 0.10 0.74 94.65 0.35 210.0 330 -40.3 40.3
NWAO e SMS 101.50 0.10 0.41 101.74 -0.24 228.3 175 -26.9 26.9
9 times used, S = 0.369
Deferred Data
NWAO e S 101.50 0.10 0.74 98.51 2.99 228.3 175 -40.3 40.3
Velocity Ratios
BAL KLB MUN MRWA
BAL 1.68 1.75 1.82 1.75
0.04 0.06 0.04 0.02
KLB 1.75 1.72 1.94 1.75
0.06 0.02 0.10 0.04
MUN 1.82 1.94 1.78 1.63
0.04 0.10 0.01 0.06
MRWA 1.75 1.75 1.63 1.74
0.02 0.04 0.06 0.01
Date 1996-08-07
Origin Time 1502 20.80 +- 8.80
Zone 52
Easting 580.77 +- 22.20 Longitude 129.757
Northing 8159.78 +- 26.69 Latitude -16.643
Depth 5.00 +- 80.10 N
Arrival times = 9 S.D. = 1.618 Seismographs = 5
Nearest recorder = 144.8 km Gap = 97.3 deg Accuracy = C
Effects Code = Imax = 0 Fault =
142 km E ( 87 deg) of ARG
NORTHERN TERRITORY
478 km S (194 deg) of DARWIN
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 2.8
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KNA e P 45.00 1.00 0.54 43.85 1.15 144.8 313 -30.8 30.8
KNA i S 61.00 1.00 0.69 60.83 0.17 144.8 313 2.0 2.0
FITZ e P 84.00 0.30 0.61 83.29 0.71 466.5 249 -42.2 42.2
FITZ e S 127.60 1.00 0.43 129.79 -2.19 466.5 249 -40.3 40.3
KAKA e P 88.90 0.30 0.61 90.05 -1.15 522.3 33 -42.2 42.2
KAKA e S 142.80 1.00 0.43 141.56 1.24 522.3 33 -40.3 40.3
WB2 e P 98.40 0.20 0.65 100.51 -2.11 608.5 127 -42.2 42.2
WB2 e S 159.90 1.00 0.42 159.75 0.15 608.5 127 -40.3 40.3
ASPA e P 137.30 0.20 0.62 134.84 2.46 892.2 151 -42.2 42.2
9 times used, S = 1.618
Deferred Data
KAKA e PG 104.70 0.50 0.55 106.01 -1.31 522.3 33 0.6 0.6
WB2 e PG 120.70 0.50 0.54 120.07 0.63 608.5 127 0.5 0.5
Velocity Ratios
KNA FITZ KAKA WB2
KNA 1.66 1.71 1.86 1.85
0.11 0.11 0.10 0.08
FITZ 1.71 1.69 0.00 0.00
0.11 0.02 0.00 0.00
KAKA 1.86 0.00 1.79 0.00
0.10 0.00 0.02 0.00
WB2 1.85 0.00 0.00 1.79
0.08 0.00 0.00 0.02
Date 1996-08-10
Origin Time 1145 51.77 +- 0.43
Zone 50
Easting 479.71 +- 3.84 Longitude 116.784
Northing 6393.37 +- 2.84 Latitude -32.597
Depth 1.10 +- 10.58
Arrival times = 12 S.D. = 0.213 Seismographs = 5
Nearest recorder = 55.8 km Gap = 190.4 deg Accuracy = A
Effects Code = Imax = 0 Fault =
22 km SW (242 deg) of PING
WESTERN AUSTRALIA
285 km N (339 deg) of ALBANY
114 km SE (129 deg) of PERTH
35 km SW (215 deg) of Brookton
Record Dur Sync Unc Resp Seismometer Recorder Pol
MUN 0.00 Seismograph details unknown
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 e P 60.90 0.20 0.81 60.87 0.03 55.8 131 1.4 1.4
NWAO e S 67.30 0.30 0.67 67.18 0.12 55.8 131 1.4 1.4
MUN e P 65.80 0.10 0.89 66.03 -0.23 87.4 321 0.9 0.9
MUN e S 76.00 0.30 0.64 75.91 0.09 87.4 321 0.9 0.9
KLB e P 75.00 0.30 0.69 75.13 -0.13 144.6 39 -30.8 30.8
KLB e S 91.50 0.50 0.56 91.70 -0.20 144.6 39 0.6 0.6
KLB e SMS 94.30 0.30 0.34 94.38 -0.08 144.6 39 -32.2 32.2
BAL e P2 86.00 0.30 0.40 85.79 0.21 220.7 358 -30.8 30.8
BAL e S2 112.00 0.50 0.30 111.67 0.33 220.7 358 -23.9 23.9
BAL e SMS 112.70 0.20 0.36 112.73 -0.03 220.7 358 -27.2 27.2
MRWA e S2 152.50 0.50 0.28 152.39 0.11 382.0 348 -23.9 23.9
MRWA e SG 157.70 0.30 0.56 157.28 0.42 382.0 348 0.2 0.2
12 times used, S = 0.213
Deferred Data
BAL e P 86.00 0.30 0.66 85.00 1.00 220.7 358 -42.2 42.2
BAL e S 112.00 0.50 0.54 109.77 2.23 220.7 358 -40.3 40.3
MRWA e P 112.00 0.50 0.57 104.50 7.50 382.0 348 -42.2 42.2
MRWA e S 145.00 0.50 0.51 143.72 1.28 382.0 348 -40.3 40.3
MRWA e SMS 157.70 0.30 0.31 152.90 4.80 382.0 348 -24.8 24.8
Velocity Ratios
NWAO MUN KLB
NWAO 1.70 0.00 1.72
0.07 0.00 0.12
MUN 0.00 1.73 1.68
0.00 0.03 0.17
KLB 1.72 1.68 1.71
0.12 0.17 0.04
Date 1996-08-11
Origin Time 1220 41.37 +- 1.20
Zone 50
Easting 438.27 +- 9.32 Longitude 116.348
Northing 6485.03 +- 5.79 Latitude -31.768
Depth 1.00 +- 45.26 G
Arrival times = 7 S.D. = 0.249 Seismographs = 5
Nearest recorder = 26.8 km Gap = 143.7 deg Accuracy = A
Effects Code = Imax = 0 Fault =
10 km N ( 4 deg) of LAK
WESTERN AUSTRALIA
51 km NE ( 67 deg) of PERTH
12 km N (355 deg) of Atlas Quarry
Record Dur Sync Unc Resp Seismometer Recorder Pol
MUN 0.00 Seismograph details unknown
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
MUN e P 45.70 0.10 0.98 45.74 -0.04 26.8 209 2.7 2.7
MUN e S 48.90 0.10 0.88 48.77 0.13 26.8 209 2.7 2.7
BAL e S 78.00 0.30 0.62 78.17 -0.17 133.2 14 0.6 0.6
BAL e SMS 81.60 0.20 0.37 81.36 0.24 133.2 14 -33.6 33.6
KLB e S 79.00 0.20 0.67 78.73 0.27 135.3 82 0.6 0.6
NWAO e S 83.20 0.50 0.55 83.64 -0.44 153.0 147 0.5 0.5
MRWA e S2 116.90 2.00 0.22 117.43 -0.53 284.7 353 -23.9 23.9
7 times used, S = 0.249
Deferred Data
MRWA e SMS 116.90 2.00 0.22 118.18 -1.28 284.7 353 -25.7 25.7
Velocity Ratios
MUN
MUN 1.74
0.06
Date 1996-08-12
Origin Time 0105 36.37 +- 7.47
Zone 50
Easting 624.05 +- 32.45 Longitude 118.295
Northing 6602.71 +- 22.20 Latitude -30.702
Depth 5.00 +- 52.23 N
Arrival times = 6 S.D. = 0.175 Seismographs = 4
Nearest recorder = 111.1 km Gap = 261.0 deg Accuracy = C
Effects Code = Imax = 0 Fault =
1 km NE ( 34 deg) of MBE
WESTERN AUSTRALIA
271 km NE ( 60 deg) of PERTH
20 km S (201 deg) of Bonnie Rock
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 e P 54.50 0.30 0.70 54.50 -0.00 111.1 207 2.7 2.7
KLB e S 67.00 0.10 0.79 67.08 -0.08 111.1 207 2.7 2.7
BAL e P 60.60 0.20 0.74 60.52 0.08 152.6 273 -30.8 30.8
BAL e S 78.50 0.20 0.67 78.54 -0.04 152.6 273 2.0 2.0
MUN e SMS 103.00 0.20 0.35 102.54 0.46 243.8 233 -26.3 26.3
MRWA e SMS 110.00 2.00 0.22 110.58 -0.58 276.1 306 -25.7 25.7
6 times used, S = 0.175
Deferred Data
MUN e S 103.00 0.20 0.64 98.52 4.48 243.8 233 -40.3 40.3
MRWA e S 102.00 2.00 0.40 105.34 -3.34 276.1 306 -40.3 40.3
Velocity Ratios
KLB BAL
KLB 1.69 0.00
0.03 0.00
BAL 0.00 1.74
0.00 0.02
Date 1996-08-18
Origin Time 1142 39.82 +- 3.23
Zone 51
Easting 560.84 +- 12.25 Longitude 123.668
Northing 6103.42 +- 16.85 Latitude -35.210
Depth 5.00 +- 27.02 N
Arrival times = 12 S.D. = 0.805 Seismographs = 7
Nearest recorder = 494.8 km Gap = 233.7 deg Accuracy = C
Effects Code = Imax = 0 Fault =
378 km SE (119 deg) of RAVT
811 km SE (119 deg) of PERTH
Place names undefined for this area
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 ML 3.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
WOOL e P 106.60 0.50 0.55 105.78 0.82 494.8 337 -42.2 42.2
WOOL e S 155.50 0.30 0.55 154.83 0.67 494.8 337 -40.3 40.3
RKG e P 120.00 0.10 0.75 120.08 -0.08 613.1 274 -42.2 42.2
RKG e S 178.30 0.20 0.58 179.73 -1.43 613.1 274 -40.3 40.3
FORT e P 122.80 0.30 0.60 123.17 -0.37 638.8 41 -42.2 42.2
FORT e S 186.10 0.50 0.48 185.12 0.98 638.8 41 -40.3 40.3
FORT e SG 215.70 0.50 0.48 216.29 -0.59 638.8 41 0.5 0.5
NWAO e P 124.50 0.20 0.65 124.06 0.44 646.1 291 -42.2 42.2
MUN e P 141.30 0.30 0.58 140.29 1.01 780.3 295 -42.2 42.2
BAL e P 146.00 0.50 0.52 146.06 -0.06 827.9 306 -42.2 42.2
MRWA e P 165.50 0.20 0.62 164.79 0.71 982.9 310 -42.2 42.2
MRWA e S 256.50 0.20 0.56 257.58 -1.08 982.9 310 -40.3 40.3
12 times used, S = 0.805
Deferred Data
NWAO e S 184.80 0.20 0.58 186.66 -1.86 646.1 291 -40.3 40.3
BAL e S 221.80 0.20 0.57 224.96 -3.16 827.9 306 -40.3 40.3
Velocity Ratios
WOOL RKG FORT MRWA
WOOL 1.73 1.70 1.89 1.71
0.02 0.12 0.15 0.03
RKG 1.70 1.73 0.00 1.72
0.12 0.00 0.00 0.02
FORT 1.89 0.00 1.76 1.65
0.15 0.00 0.01 0.04
MRWA 1.71 1.72 1.65 1.72
0.03 0.02 0.04 0.00
Date 1996-08-18
Origin Time 1913 8.85 +- 0.50
Zone 50
Easting 564.74 +- 4.33 Longitude 117.682
Northing 6517.68 +- 4.10 Latitude -31.474
Depth 5.00 +- 7.51 N
Arrival times = 9 S.D. = 0.265 Seismographs = 5
Nearest recorder = 15.0 km Gap = 183.7 deg Accuracy = C
Effects Code = Imax = 0 Fault =
3 km E ( 78 deg) of KBS
WESTERN AUSTRALIA
181 km E ( 74 deg) of PERTH
18 km N (348 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 i P 11.40 0.10 1.46 11.45 -0.05 15.0 150 19.4 19.4
KLB i S 13.20 0.10 1.31 13.25 -0.05 15.0 150 19.4 19.4
BAL i-P 30.40 0.10 1.23 30.36 0.04 133.7 315 -30.8 30.8
BAL i S 45.50 0.10 1.11 45.82 -0.32 133.7 315 2.3 2.3
MUN i-P 32.80 0.10 1.22 32.69 0.11 150.4 247 -30.8 30.8
MUN e S 50.30 0.10 0.77 50.41 -0.11 150.4 247 2.0 2.0
NWAO e S 54.80 0.20 0.66 54.62 0.18 166.5 194 -23.9 23.9
MRWA e S 83.40 0.30 0.58 82.39 1.01 297.9 326 -40.3 40.3
MRWA e SMS 88.50 0.30 0.32 88.48 0.02 297.9 326 -25.4 25.4
9 times used, S = 0.265
Deferred Data
MRWA e PMP 55.00 0.30 0.39 53.70 1.30 297.9 326 -31.8 31.8
MRWA e P 55.00 0.30 0.64 50.98 4.02 297.9 326 -42.2 42.2
Velocity Ratios
KLB BAL MUN
KLB 1.70 1.70 1.73
0.11 0.03 0.03
BAL 1.70 1.70 0.00
0.03 0.01 0.00
MUN 1.73 0.00 1.73
0.03 0.00 0.01
Date 1996-08-19
Origin Time 0800 18.39 +- 0.52
Zone 50
Easting 563.53 +- 3.78 Longitude 117.669
Northing 6519.25 +- 2.89 Latitude -31.460
Depth 1.32 +- 7.56
Arrival times = 20 S.D. = 0.496 Seismographs = 9
Nearest recorder = 17.0 km Gap = 68.8 deg Accuracy = B
Effects Code = Imax = 0 Fault =
2 km NE ( 41 deg) of KBS
WESTERN AUSTRALIA
181 km E ( 73 deg) of PERTH
20 km N (346 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 3.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i-P 21.10 0.10 1.45 21.18 -0.08 17.0 149 5.5 5.5
BAL i+P 40.00 0.10 1.23 39.89 0.11 131.8 315 0.7 0.7
BAL e S 55.00 0.10 0.78 54.80 0.20 131.8 315 0.7 0.7
MUN i+P 42.20 0.30 0.98 42.46 -0.26 149.8 246 -30.8 30.8
MUN e PMP 43.40 0.10 0.51 43.35 0.05 149.8 246 -36.0 36.0
MUN e S 60.00 0.20 0.67 59.78 0.22 149.8 246 0.6 0.6
NWAO e P 44.90 0.10 0.84 44.97 -0.07 167.7 193 -30.8 30.8
NWAO e S 64.60 0.20 0.66 64.72 -0.12 167.7 193 0.5 0.5
MRWA i+P 60.20 0.10 1.14 60.69 -0.49 295.9 326 -42.2 42.2
MRWA e PMP 64.00 0.20 0.42 63.29 0.71 295.9 326 -31.9 31.9
MRWA e S 92.80 0.30 0.58 92.18 0.62 295.9 326 -40.3 40.3
RKG w P 68.00 2.00 0.44 67.26 0.74 350.2 189 -42.2 42.2
RKG e PMP 72.00 0.10 0.47 70.83 1.17 350.2 189 -31.5 31.5
RKG e S2 111.00 0.30 0.32 110.97 0.03 350.2 189 -23.9 23.9
MEEK e P 90.90 0.20 0.66 90.50 0.40 542.2 9 -42.2 42.2
MEEK e S 142.90 0.30 0.55 144.07 -1.17 542.2 9 -40.3 40.3
FORT e P 144.80 0.20 0.62 145.55 -0.75 997.8 88 -42.2 42.2
FORT e S 240.70 0.30 0.51 239.92 0.78 997.8 88 -40.3 40.3
WARB e P 153.00 0.50 0.51 152.67 0.33 1056.4 58 -42.2 42.2
WARB e S 253.40 0.50 0.46 252.32 1.08 1056.4 58 -40.3 40.3
20 times used, S = 0.496
Deferred Data
RKG e SG 118.00 0.30 0.57 115.14 2.86 350.2 189 0.3 0.3
Velocity Ratios
BAL MUN NWAO MRWA MEEK FORT WARB
BAL 1.69 0.00 1.96 1.87 1.73 1.77 1.76
0.01 0.00 0.15 0.04 0.02 0.01 0.01
MUN 0.00 1.75 0.00 1.82 1.70 1.76 1.75
0.00 0.03 0.00 0.07 0.03 0.01 0.02
NWAO 1.96 0.00 1.74 1.84 1.70 1.76 1.75
0.15 0.00 0.01 0.06 0.02 0.01 0.02
MRWA 1.87 1.82 1.84 1.78 1.63 1.75 1.73
0.04 0.07 0.06 0.01 0.04 0.01 0.02
MEEK 1.73 1.70 1.70 1.63 1.72 1.81 1.78
0.02 0.03 0.02 0.04 0.01 0.02 0.03
FORT 1.77 1.76 1.76 1.75 1.81 1.76 0.00
0.01 0.01 0.01 0.01 0.02 0.01 0.00
WARB 1.76 1.75 1.75 1.73 1.78 0.00 1.75
0.01 0.02 0.02 0.02 0.03 0.00 0.01
Date 1996-08-19
Origin Time 0920 9.76 +- 27.89
Zone 50
Easting 565.01 +- 128.52 Longitude 117.684
Northing 6518.49 +- 205.11 Latitude -31.466
Depth 5.00 +- 363.64 N
Arrival times = 5 S.D. = 0.197 Seismographs = 3
Nearest recorder = 15.6 km Gap = 197.3 deg Accuracy = D
Effects Code = Imax = 0 Fault =
3 km NE ( 66 deg) of KBS
WESTERN AUSTRALIA
182 km E ( 73 deg) of PERTH
18 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 1.4
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 12.40 0.20 0.89 12.45 -0.05 15.6 152 18.7 18.7
KLB e S 14.30 0.10 0.92 14.32 -0.02 15.6 152 18.7 18.7
BAL w S 46.40 2.00 0.43 46.62 -0.22 133.3 315 2.3 2.3
MUN e P 34.00 0.20 0.74 33.68 0.32 150.9 247 -30.8 30.8
MUN e S 51.30 0.20 0.67 51.47 -0.17 150.9 247 2.0 2.0
5 times used, S = 0.197
Velocity Ratios
KLB MUN
KLB 1.72 1.71
0.18 0.05
MUN 1.71 1.71
0.05 0.02
Date 1996-08-19
Origin Time 0924 8.99 +- 0.54
Zone 50
Easting 563.74 +- 4.30 Longitude 117.671
Northing 6518.05 +- 4.60 Latitude -31.471
Depth 5.00 +- 8.30 N
Arrival times = 11 S.D. = 0.307 Seismographs = 5
Nearest recorder = 15.9 km Gap = 181.1 deg Accuracy = C
Effects Code = Imax = 0 Fault =
2 km NE ( 65 deg) of KBS
WESTERN AUSTRALIA
181 km E ( 73 deg) of PERTH
18 km N (345 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 2.3
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i-P 11.70 0.10 1.45 11.72 -0.02 15.9 147 18.5 18.5
KLB e S 13.40 0.10 0.92 13.61 -0.21 15.9 147 18.5 18.5
BAL e P 30.40 0.20 0.75 30.37 0.03 132.8 316 -30.8 30.8
BAL e S 45.20 0.20 0.67 45.70 -0.50 132.8 316 2.3 2.3
MUN e P 32.90 0.20 0.74 32.72 0.18 149.6 247 -30.8 30.8
MUN e S 50.00 0.30 0.62 50.33 -0.33 149.6 247 2.0 2.0
NWAO e P 35.60 1.00 0.53 35.10 0.50 166.6 194 -30.8 30.8
NWAO e S 55.10 0.50 0.55 54.78 0.32 166.6 194 -23.9 23.9
MRWA e PMP 54.00 0.50 0.35 53.72 0.28 297.0 326 -31.8 31.8
MRWA e S 83.00 0.50 0.52 82.35 0.65 297.0 326 -40.3 40.3
MRWA e SMS 88.40 0.20 0.35 88.41 -0.01 297.0 326 -25.4 25.4
11 times used, S = 0.307
Velocity Ratios
KLB BAL MUN NWAO
KLB 1.63 1.70 1.73 1.74
0.10 0.04 0.04 0.11
BAL 1.70 1.69 0.00 0.00
0.04 0.03 0.00 0.00
MUN 1.73 0.00 1.72 0.00
0.04 0.00 0.03 0.00
NWAO 1.74 0.00 0.00 1.73
0.11 0.00 0.00 0.09
Date 1996-08-19
Origin Time 1536 58.15 +- 0.60
Zone 50
Easting 565.94 +- 4.40 Longitude 117.694
Northing 6519.02 +- 4.21 Latitude -31.462
Depth 5.00 +- 8.97 N
Arrival times = 8 S.D. = 0.158 Seismographs = 5
Nearest recorder = 15.7 km Gap = 190.2 deg Accuracy = C
Effects Code = Imax = 0 Fault =
4 km NE ( 65 deg) of KBS
WESTERN AUSTRALIA
183 km E ( 73 deg) of PERTH
19 km N (352 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 1.7
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 60.70 0.10 1.02 60.86 -0.16 15.7 156 18.6 18.6
KLB e S 62.80 0.10 0.92 62.73 0.07 15.7 156 18.6 18.6
BAL e P 79.70 0.20 0.75 79.65 0.05 133.6 315 -30.8 30.8
BAL e S 95.00 0.20 0.67 95.09 -0.09 133.6 315 2.3 2.3
MUN e P 82.40 0.10 0.85 82.22 0.18 152.0 247 -30.8 30.8
MUN e S 100.00 0.10 0.77 100.16 -0.16 152.0 247 2.0 2.0
NWAO e S 104.50 0.50 0.55 104.33 0.17 168.1 194 -23.9 23.9
MRWA e SMS 138.00 0.50 0.29 137.67 0.33 297.4 326 -25.4 25.4
8 times used, S = 0.158
Deferred Data
MRWA e S 133.00 0.50 0.52 131.60 1.40 297.4 326 -40.3 40.3
Velocity Ratios
KLB BAL MUN
KLB 1.82 1.69 1.71
0.12 0.04 0.03
BAL 1.69 1.71 0.00
0.04 0.03 0.00
MUN 1.71 0.00 1.73
0.03 0.00 0.01
Date 1996-08-19
Origin Time 1933 41.16 +- 3.69
Zone 50
Easting 565.78 +- 29.55 Longitude 117.692
Northing 6519.83 +- 32.20 Latitude -31.454
Depth 5.00 +- 74.96 N
Arrival times = 6 S.D. = 0.212 Seismographs = 3
Nearest recorder = 16.5 km Gap = 202.4 deg Accuracy = D
Effects Code = Imax = 0 Fault =
5 km NE ( 56 deg) of KBS
WESTERN AUSTRALIA
183 km E ( 73 deg) of PERTH
20 km N (352 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 1.3
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i-P 44.10 0.10 1.45 43.99 0.11 16.5 157 17.8 17.8
KLB e S 45.70 0.20 0.80 45.95 -0.25 16.5 157 17.8 17.8
BAL w P 62.00 2.00 0.48 62.56 -0.56 132.9 314 -30.8 30.8
BAL e S 78.00 0.20 0.67 77.91 0.09 132.9 314 2.3 2.3
MUN e P 65.30 0.20 0.74 65.25 0.05 152.1 247 -30.8 30.8
MUN e S 83.20 0.20 0.67 83.21 -0.01 152.1 247 2.0 2.0
6 times used, S = 0.212
Velocity Ratios
KLB BAL MUN
KLB 1.54 0.00 1.77
0.12 0.00 0.04
BAL 0.00 1.77 0.00
0.00 0.20 0.00
MUN 1.77 0.00 1.74
0.04 0.00 0.02
Date 1996-08-20
Origin Time 1454 27.30 +- 0.47
Zone 50
Easting 564.78 +- 4.03 Longitude 117.682
Northing 6518.17 +- 3.51 Latitude -31.469
Depth 5.00 +- 7.44 N
Arrival times = 9 S.D. = 0.244 Seismographs = 5
Nearest recorder = 15.5 km Gap = 184.8 deg Accuracy = C
Effects Code = Imax = 0 Fault =
3 km E ( 70 deg) of KBS
WESTERN AUSTRALIA
182 km E ( 73 deg) of PERTH
18 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 30.00 0.10 1.46 29.97 0.03 15.5 151 18.9 18.9
KLB i S 31.70 0.10 1.31 31.81 -0.11 15.5 151 18.9 18.9
BAL i P 49.00 0.10 1.23 48.77 0.23 133.4 315 -30.8 30.8
BAL i S 63.80 0.10 1.11 64.18 -0.38 133.4 315 2.3 2.3
MUN i P 51.10 0.10 1.22 51.17 -0.07 150.6 247 -30.8 30.8
MUN i S 69.00 0.10 1.09 68.92 0.08 150.6 247 2.0 2.0
NWAO e S 73.30 0.30 0.61 73.19 0.11 167.0 194 -23.9 23.9
MRWA e S 101.40 0.20 0.63 100.76 0.64 297.5 326 -40.3 40.3
MRWA e SMS 106.50 0.30 0.32 106.83 -0.33 297.5 326 -25.4 25.4
9 times used, S = 0.244
Velocity Ratios
KLB BAL MUN
KLB 1.63 1.69 1.77
0.10 0.03 0.03
BAL 1.69 1.68 0.00
0.03 0.01 0.00
MUN 1.77 0.00 1.75
0.03 0.00 0.01
Date 1996-08-21
Origin Time 1255 19.89 +- 0.57
Zone 50
Easting 565.91 +- 4.67 Longitude 117.694
Northing 6518.43 +- 3.42 Latitude -31.467
Depth 5.00 +- 7.04 N
Arrival times = 10 S.D. = 0.266 Seismographs = 5
Nearest recorder = 15.2 km Gap = 189.2 deg Accuracy = C
Effects Code = Imax = 0 Fault =
4 km E ( 72 deg) of KBS
WESTERN AUSTRALIA
183 km E ( 73 deg) of PERTH
18 km N (352 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 1.8
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 22.30 0.20 0.89 22.51 -0.21 15.2 155 19.2 19.2
KLB e S 24.30 0.20 0.80 24.33 -0.03 15.2 155 19.2 19.2
BAL e P 41.50 0.20 0.75 41.44 0.06 134.0 315 -30.8 30.8
BAL e S 56.50 0.20 0.67 56.94 -0.44 134.0 315 2.3 2.3
MUN e P 44.10 0.10 0.85 43.92 0.18 151.7 247 -30.8 30.8
MUN e S 61.70 0.10 0.77 61.82 -0.12 151.7 247 2.0 2.0
NWAO e P 46.40 0.50 0.61 46.13 0.27 167.5 194 -30.8 30.8
NWAO e S 66.00 0.30 0.61 65.92 0.08 167.5 194 -23.9 23.9
MRWA e S 94.00 0.30 0.58 93.44 0.56 297.9 326 -40.3 40.3
MRWA e SMS 99.30 0.30 0.32 99.52 -0.22 297.9 326 -25.4 25.4
10 times used, S = 0.266
Velocity Ratios
KLB BAL MUN NWAO
KLB 1.83 1.68 1.72 1.73
0.26 0.06 0.04 0.07
BAL 1.68 1.69 0.00 0.00
0.06 0.03 0.00 0.00
MUN 1.72 0.00 1.73 0.00
0.04 0.00 0.01 0.00
NWAO 1.73 0.00 0.00 1.74
0.07 0.00 0.00 0.04
Date 1996-08-21
Origin Time 1309 53.97 +- 0.45
Zone 50
Easting 565.46 +- 3.46 Longitude 117.689
Northing 6519.20 +- 3.11 Latitude -31.460
Depth 5.00 +- 6.70 N
Arrival times = 9 S.D. = 0.206 Seismographs = 5
Nearest recorder = 16.1 km Gap = 188.9 deg Accuracy = C
Effects Code = Imax = 0 Fault =
4 km NE ( 60 deg) of KBS
WESTERN AUSTRALIA
183 km E ( 73 deg) of PERTH
19 km N (351 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 2.4
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i-P 56.70 0.10 1.45 56.73 -0.03 16.1 155 18.2 18.2
KLB e S 58.40 0.20 0.80 58.65 -0.25 16.1 155 18.2 18.2
BAL i-P 75.60 0.10 1.23 75.40 0.20 133.2 315 -30.8 30.8
BAL e S 90.30 0.10 0.77 90.78 -0.48 133.2 315 2.3 2.3
MUN i-P 78.10 0.10 1.22 77.98 0.12 151.6 247 -30.8 30.8
MUN i S 95.80 0.10 1.09 95.87 -0.07 151.6 247 2.0 2.0
NWAO e P 80.50 0.20 0.73 80.30 0.20 168.2 194 -30.8 30.8
NWAO e S 100.20 0.30 0.61 100.16 0.04 168.2 194 -23.9 23.9
MRWA e SMS 133.40 0.20 0.35 133.38 0.02 297.0 326 -25.4 25.4
9 times used, S = 0.206
Deferred Data
MRWA e S 128.50 0.20 0.63 127.33 1.17 297.0 326 -40.3 40.3
Velocity Ratios
KLB BAL MUN NWAO
KLB 1.62 1.69 1.75 1.76
0.14 0.03 0.03 0.04
BAL 1.69 1.68 0.00 0.00
0.03 0.01 0.00 0.00
MUN 1.75 0.00 1.73 0.00
0.03 0.00 0.01 0.00
NWAO 1.76 0.00 0.00 1.74
0.04 0.00 0.00 0.02
Date 1996-08-21
Origin Time 1446 11.92 +- 1.00
Zone 50
Easting 565.88 +- 8.28 Longitude 117.693
Northing 6519.68 +- 8.23 Latitude -31.456
Depth 5.00 +- 19.15 N
Arrival times = 6 S.D. = 0.048 Seismographs = 4
Nearest recorder = 16.4 km Gap = 191.0 deg Accuracy = C
Effects Code = Imax = 0 Fault =
5 km NE ( 58 deg) of KBS
WESTERN AUSTRALIA
183 km E ( 73 deg) of PERTH
19 km N (353 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 1.4
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 14.70 0.10 1.02 14.73 -0.03 16.4 157 18.0 18.0
KLB e S 16.70 0.10 0.91 16.67 0.03 16.4 157 18.0 18.0
BAL e S 48.70 0.10 0.77 48.72 -0.02 133.1 314 2.3 2.3
MUN e P 36.00 0.10 0.85 36.02 -0.02 152.2 247 -30.8 30.8
MUN e S 54.00 0.30 0.61 53.98 0.02 152.2 247 2.0 2.0
MRWA e SMS 91.50 0.30 0.32 91.29 0.21 296.8 326 -25.4 25.4
6 times used, S = 0.048
Velocity Ratios
KLB MUN
KLB 1.72 1.75
0.10 0.04
MUN 1.75 1.75
0.04 0.02
Date 1996-08-26
Origin Time 0703 28.07 +- 0.69
Zone 50
Easting 566.16 +- 6.91 Longitude 117.696
Northing 6518.67 +- 6.20 Latitude -31.465
Depth 5.00 +- 12.12 N
Arrival times = 7 S.D. = 0.191 Seismographs = 4
Nearest recorder = 15.3 km Gap = 201.8 deg Accuracy = C
Effects Code = Imax = 0 Fault =
4 km E ( 70 deg) of KBS
WESTERN AUSTRALIA
183 km E ( 73 deg) of PERTH
18 km N (353 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 1.6
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i P 30.60 0.10 1.46 30.72 -0.12 15.3 156 19.1 19.1
KLB i S 32.60 0.10 1.31 32.55 0.05 15.3 156 19.1 19.1
BAL e P 50.00 0.20 0.75 49.63 0.37 134.0 315 -30.8 30.8
BAL e S 65.00 0.20 0.67 65.13 -0.13 134.0 315 2.3 2.3
MUN e P 52.00 0.20 0.74 52.15 -0.15 152.0 247 -30.8 30.8
MUN e S 70.00 0.20 0.67 70.10 -0.10 152.0 247 2.0 2.0
NWAO e S 74.50 0.30 0.61 74.18 0.32 167.8 194 -23.9 23.9
7 times used, S = 0.191
Velocity Ratios
KLB BAL MUN
KLB 1.79 1.67 1.75
0.12 0.04 0.04
BAL 1.67 1.68 0.00
0.04 0.02 0.00
MUN 1.75 0.00 1.75
0.04 0.00 0.02
Date 1996-08-26
Origin Time 2328 50.16 +- 0.45
Zone 50
Easting 563.45 +- 4.16 Longitude 117.668
Northing 6518.22 +- 4.12 Latitude -31.469
Depth 5.00 +- 7.18 N
Arrival times = 10 S.D. = 0.269 Seismographs = 5
Nearest recorder = 16.2 km Gap = 180.5 deg Accuracy = C
Effects Code = Imax = 0 Fault =
2 km NE ( 57 deg) of KBS
WESTERN AUSTRALIA
180 km E ( 73 deg) of PERTH
19 km N (345 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 1.6
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i P 53.00 0.10 1.45 52.94 0.06 16.2 147 18.1 18.1
KLB i S 54.70 0.10 1.31 54.86 -0.16 16.2 147 18.1 18.1
BAL e P 71.50 0.10 0.86 71.50 0.00 132.5 316 -30.8 30.8
BAL e S 86.40 0.10 0.77 86.78 -0.38 132.5 316 2.3 2.3
MUN i-P 74.10 0.10 1.22 73.86 0.24 149.4 247 -30.8 30.8
MUN e S 91.00 0.20 0.67 91.45 -0.45 149.4 247 2.0 2.0
NWAO e P 76.20 0.50 0.61 76.29 -0.09 166.7 194 -30.8 30.8
NWAO e S 96.30 0.30 0.61 95.98 0.32 166.7 194 -23.9 23.9
MRWA e S 124.00 0.30 0.58 123.47 0.53 296.7 326 -40.3 40.3
MRWA e SMS 129.20 0.20 0.35 129.51 -0.31 296.7 326 -25.4 25.4
10 times used, S = 0.269
Velocity Ratios
KLB BAL MUN NWAO
KLB 1.60 1.71 1.72 1.79
0.09 0.03 0.03 0.07
BAL 1.71 1.70 0.00 0.00
0.03 0.01 0.00 0.00
MUN 1.72 0.00 1.71 0.00
0.03 0.00 0.02 0.00
NWAO 1.79 0.00 0.00 1.77
0.07 0.00 0.00 0.05
Date 1996-08-27
Origin Time 1715 26.69 +- 0.33
Zone 50
Easting 562.71 +- 2.95 Longitude 117.660
Northing 6517.32 +- 2.84 Latitude -31.477
Depth 5.00 +- 5.27 N
Arrival times = 11 S.D. = 0.223 Seismographs = 5
Nearest recorder = 15.8 km Gap = 176.3 deg Accuracy = C
Effects Code = Imax = 0 Fault =
1 km E ( 76 deg) of KBS
WESTERN AUSTRALIA
179 km E ( 73 deg) of PERTH
18 km N (341 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 2.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i-P 29.50 0.10 1.45 29.41 0.09 15.8 143 18.5 18.5
KLB i S 31.10 0.10 1.31 31.30 -0.20 15.8 143 18.5 18.5
BAL i P 48.10 0.10 1.23 48.04 0.06 132.6 316 -30.8 30.8
BAL e S 63.00 0.10 0.77 63.35 -0.35 132.6 316 2.3 2.3
MUN i P 50.20 0.10 1.22 50.24 -0.04 148.3 247 -30.8 30.8
MUN e S 67.50 0.20 0.67 67.69 -0.19 148.3 247 2.0 2.0
NWAO e P 53.10 0.10 0.84 52.67 0.43 165.6 193 -30.8 30.8
NWAO e S 72.30 0.20 0.66 72.24 0.06 165.6 193 -23.9 23.9
MRWA e P 68.60 0.20 0.70 68.73 -0.13 297.1 327 -42.2 42.2
MRWA e S 100.50 0.20 0.63 100.06 0.44 297.1 327 -40.3 40.3
MRWA e SMS 106.00 0.10 0.40 106.12 -0.12 297.1 327 -25.4 25.4
11 times used, S = 0.223
Velocity Ratios
KLB BAL MUN NWAO MRWA
KLB 1.57 1.72 1.76 1.75 1.77
0.09 0.03 0.03 0.03 0.02
BAL 1.72 1.70 0.00 1.86 1.83
0.03 0.01 0.00 0.14 0.04
MUN 1.76 0.00 1.74 0.00 1.79
0.03 0.00 0.02 0.00 0.05
NWAO 1.75 1.86 0.00 1.73 1.82
0.03 0.14 0.00 0.01 0.06
MRWA 1.77 1.83 1.79 1.82 1.76
0.02 0.04 0.05 0.06 0.01
Date 1996-08-29
Origin Time 0254 1.56 +- 0.74
Zone 50
Easting 566.55 +- 5.69 Longitude 117.700
Northing 6519.50 +- 5.02 Latitude -31.457
Depth 5.00 +- 13.18 N
Arrival times = 7 S.D. = 0.180 Seismographs = 4
Nearest recorder = 15.9 km Gap = 204.6 deg Accuracy = D
Effects Code = Imax = 0 Fault =
5 km NE ( 63 deg) of KBS
WESTERN AUSTRALIA
184 km E ( 73 deg) of PERTH
19 km N (354 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 1.4
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i P 4.30 0.10 1.45 4.30 0.00 15.9 159 18.4 18.4
KLB e S 6.10 0.10 0.92 6.20 -0.10 15.9 159 18.4 18.4
BAL e P 23.50 0.20 0.75 23.07 0.43 133.7 314 -30.8 30.8
BAL i S 38.40 0.10 1.11 38.52 -0.12 133.7 314 2.3 2.3
MUN e P 25.50 0.20 0.74 25.73 -0.23 152.7 247 -30.8 30.8
MUN i S 43.80 0.10 1.09 43.77 0.03 152.7 247 2.0 2.0
NWAO e S 48.10 0.50 0.55 47.89 0.21 168.7 194 -23.9 23.9
7 times used, S = 0.180
Velocity Ratios
KLB BAL MUN
KLB 1.66 1.68 1.78
0.10 0.04 0.04
BAL 1.68 1.68 0.00
0.04 0.02 0.00
MUN 1.78 0.00 1.76
0.04 0.00 0.02
Date 1996-08-29
Origin Time 0845 58.14 +- 0.88
Zone 50
Easting 538.35 +- 7.11 Longitude 117.407
Northing 6445.77 +- 5.05 Latitude -32.124
Depth 5.00 +- 17.67 N
Arrival times = 8 S.D. = 0.362 Seismographs = 4
Nearest recorder = 67.8 km Gap = 160.7 deg Accuracy = D
Effects Code = Imax = 0 Fault =
12 km S (174 deg) of QUAI
WESTERN AUSTRALIA
148 km E ( 98 deg) of PERTH
45 km E ( 91 deg) of Beverley
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 ML 1.8
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 69.00 0.30 0.73 69.24 -0.24 67.8 29 4.5 4.5
KLB e S 77.00 0.10 0.82 76.93 0.07 67.8 29 4.5 4.5
NWAO e P 73.00 0.10 0.89 72.93 0.07 90.5 190 3.3 3.3
NWAO i S 83.30 0.10 1.14 83.18 0.12 90.5 190 3.3 3.3
MUN i P 76.30 0.10 1.25 76.80 -0.50 114.3 277 2.6 2.6
MUN i S 90.00 0.10 1.12 89.74 0.26 114.3 277 2.6 2.6
BAL e PMP 87.00 1.00 0.32 86.91 0.09 180.8 338 -33.9 33.9
BAL e S 107.60 0.10 0.75 107.05 0.55 180.8 338 -40.3 40.3
8 times used, S = 0.362
Deferred Data
BAL e P 87.00 1.00 0.53 86.13 0.87 180.8 338 -42.2 42.2
Velocity Ratios
KLB NWAO MUN
KLB 1.74 0.00 1.78
0.06 0.00 0.13
NWAO 0.00 1.69 2.03
0.00 0.02 0.20
MUN 1.78 2.03 1.75
0.13 0.20 0.02
Date 1996-08-29
Origin Time 0845 58.00 +- 2.17
Zone 50
Easting 535.82 +- 54.59 Longitude 117.380
Northing 6447.11 +- 15.08 Latitude -32.112
Depth 7.08 +- 108.50
Arrival times = 6 S.D. = 0.104 Seismographs = 4
Nearest recorder = 67.9 km Gap = 156.6 deg Accuracy = D
Effects Code = Imax = 0 Fault =
11 km S (187 deg) of QUAI
WESTERN AUSTRALIA
146 km E ( 97 deg) of PERTH
42 km E ( 89 deg) of Beverley
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 ML 1.8
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB e P 69.00 0.30 0.73 69.15 -0.15 67.9 31 6.2 6.2
KLB e S 77.00 0.10 0.82 76.88 0.12 67.9 31 6.2 6.2
NWAO e P 73.00 0.10 0.89 72.95 0.05 91.4 188 4.6 4.6
NWAO i S 83.30 0.10 1.14 83.32 -0.02 91.4 188 4.6 4.6
MUN i P 76.30 0.10 1.25 76.23 0.07 111.6 277 -30.8 30.8
BAL PG 87.00 1.00 0.76 87.17 -0.17 178.7 338 2.4 2.4
6 times used, S = 0.104
Deferred Data
MUN i S 90.00 0.10 1.12 88.89 1.11 111.6 277 3.8 3.8
BAL e P 87.00 1.00 0.53 85.50 1.50 178.7 338 -42.2 42.2
BAL e S 107.60 0.10 0.75 106.08 1.52 178.7 338 -40.3 40.3
Velocity Ratios
KLB NWAO
KLB 1.73 0.00
0.06 0.00
NWAO 0.00 1.69
0.00 0.02
Date 1996-08-29
Origin Time 1214 36.47 +- 2.90
Zone 51
Easting 201.96 +- 9.63 Longitude 120.132
Northing 7671.36 +- 9.00 Latitude -21.034
Depth 5.00 +- 29.14 N
Arrival times = 17 S.D. = 0.806 Seismographs = 12
Nearest recorder = 638.0 km Gap = 164.1 deg Accuracy = C
Effects Code = Imax = 0 Fault =
34 km NE ( 65 deg) of MBL
WESTERN AUSTRALIA
181 km SE (117 deg) of PORT HEDLAND
42 km E ( 69 deg) of Marble Bar
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 3.7
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
GIRL e P 119.70 0.10 0.74 119.72 -0.02 638.0 252 -42.2 42.2
MEEK e P 120.60 0.10 0.74 120.06 0.54 640.4 193 -42.2 42.2
MEEK e S 182.20 0.10 0.67 182.18 0.02 640.4 193 -40.3 40.3
FITX e P 123.20 0.20 0.64 122.67 0.53 662.5 61 -42.2 42.2
FITX e SN 185.30 0.20 0.39 186.73 -1.43 662.5 61 -40.3 40.3
WARB e P 148.50 0.10 0.72 148.46 0.04 875.4 132 -42.2 42.2
MRWA e P 162.10 0.10 0.71 163.56 -1.46 1000.4 203 -42.2 42.2
MRWA e S 258.00 0.10 0.64 257.91 0.09 1000.4 203 -40.3 40.3
BAL e P 176.70 0.20 0.61 177.66 -0.96 1117.0 197 -42.2 42.2
BAL e S 282.70 0.20 0.55 282.46 0.24 1117.0 197 -40.3 40.3
WOOL e P 177.90 0.50 0.51 178.39 -0.49 1123.1 172 -42.2 42.2
KLB e P 187.50 0.50 0.51 187.12 0.38 1195.2 190 -42.2 42.2
KLB e S 299.00 0.50 0.46 298.94 0.06 1195.2 190 -40.3 40.3
MUN e P 199.30 0.50 0.51 196.99 2.31 1276.9 196 -42.2 42.2
FORT e P 204.20 0.20 0.61 204.78 -0.58 1341.4 145 -42.2 42.2
ASPA e S 353.30 0.30 0.51 353.22 0.08 1452.8 104 -40.3 40.3
KAKA e P 237.20 0.20 0.61 236.78 0.42 1606.1 56 -42.2 42.2
17 times used, S = 0.806
Deferred Data
GIRL e S 179.80 0.30 0.54 181.59 -1.79 638.0 252 -40.3 40.3
WARB e S 234.40 0.30 0.52 231.63 2.77 875.4 132 -40.3 40.3
WOOL e S 284.90 0.50 0.46 283.74 1.16 1123.1 172 -40.3 40.3
MUN e S 317.50 0.30 0.51 316.12 1.38 1276.9 196 -40.3 40.3
FORT e S 333.90 0.30 0.51 329.69 4.21 1341.4 145 -40.3 40.3
NWAO e P 203.00 0.50 0.51 205.96 -2.96 1351.1 191 -42.2 42.2
NWAO e S 332.50 0.50 0.46 331.74 0.76 1351.1 191 -40.3 40.3
ASPA e P 222.70 0.20 0.61 218.30 4.40 1452.8 104 -42.2 42.2
WB2 e P 219.40 0.30 0.56 223.29 -3.89 1494.3 87 -42.2 42.2
WB2 e S 354.10 0.50 0.46 361.92 -7.82 1494.3 87 -40.3 40.3
Velocity Ratios
MEEK MRWA BAL KLB
MEEK 1.73 1.83 1.79 1.75
0.00 0.01 0.02 0.02
MRWA 1.83 1.76 1.69 1.61
0.01 0.00 0.06 0.06
BAL 1.79 1.69 1.76 1.51
0.02 0.06 0.00 0.17
KLB 1.75 1.61 1.51 1.74
0.02 0.06 0.17 0.01
Date 1996-08-31
Origin Time 1907 26.44 +- 0.43
Zone 50
Easting 562.20 +- 2.91 Longitude 117.655
Northing 6516.71 +- 3.49 Latitude -31.483
Depth 5.00 +- 6.79 N
Arrival times = 11 S.D. = 0.299 Seismographs = 5
Nearest recorder = 15.7 km Gap = 173.3 deg Accuracy = C
Effects Code = Imax = 0 Fault =
0 km SE (118 deg) of KBS
WESTERN AUSTRALIA
179 km E ( 74 deg) of PERTH
17 km N (339 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 2.2
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
KLB i-P 29.10 0.10 1.46 29.14 -0.04 15.7 140 18.7 18.7
KLB i S 30.90 0.10 1.31 31.01 -0.11 15.7 140 18.7 18.7
BAL e P 48.00 0.10 0.86 47.81 0.19 132.7 316 -30.8 30.8
BAL e S 62.50 0.20 0.67 63.13 -0.63 132.7 316 2.3 2.3
MUN i P 50.10 0.10 1.22 49.90 0.20 147.6 247 -30.8 30.8
MUN i S 67.10 0.10 1.10 67.25 -0.15 147.6 247 2.0 2.0
NWAO e P 52.40 0.20 0.74 52.32 0.08 164.9 193 -30.8 30.8
NWAO e S 71.90 0.30 0.61 71.81 0.09 164.9 193 -23.9 23.9
MRWA e P 69.30 0.20 0.70 68.51 0.79 297.3 327 -42.2 42.2
MRWA e S 99.50 0.20 0.63 99.87 -0.37 297.3 327 -40.3 40.3
MRWA e SMS 105.70 0.20 0.35 105.93 -0.23 297.3 327 -25.4 25.4
11 times used, S = 0.299
Velocity Ratios
KLB BAL MUN NWAO MRWA
KLB 1.68 1.67 1.72 1.76 1.71
0.10 0.03 0.03 0.04 0.02
BAL 1.67 1.67 0.00 0.00 1.74
0.03 0.02 0.00 0.00 0.04
MUN 1.72 0.00 1.72 0.00 1.69
0.03 0.00 0.01 0.00 0.04
NWAO 1.76 0.00 0.00 1.75 1.63
0.04 0.00 0.00 0.03 0.07
MRWA 1.71 1.74 1.69 1.63 1.70
0.02 0.04 0.04 0.07 0.01