Data Report
Bulletin / 1994-07
Contributed by CUPWA
Date 1994-07-01
Origin Time 0208 7.23 +- 0.72
Zone 50
Easting 509.10 +- 5.74 Longitude 117.095
Northing 6585.88 +- 4.89 Latitude -30.860
Depth 5.86 +- 10.04
Arrival times = 8 S.D. = 0.162 Seismographs = 4
Nearest recorder = 46.6 km Gap = 172.7 deg Accuracy = A
Effects Code = Imax = 0 Fault =
6 km SW (212 deg) of CAS
WESTERN AUSTRALIA
169 km NE ( 45 deg) of PERTH
1 km S (202 deg) of Manmanning
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
BAL e P 14.80 0.20 0.82 14.90 -0.10 46.6 307 7.5 7.5
BAL e S 20.20 0.20 0.74 20.22 -0.02 46.6 307 7.5 7.5
BAL e S 23.00 0.30 0.45 22.92 0.08 46.6 307 -34.8 34.8
KLB e P 24.30 0.30 0.71 24.04 0.26 102.9 142 3.4 3.4
KLB e S 35.50 0.50 0.57 35.70 -0.20 102.9 142 3.4 3.4
KLB e SN 39.40 0.20 0.46 39.57 -0.17 102.9 142 -40.3 40.3
MUN e S 48.70 0.30 0.62 48.67 0.03 149.9 213 2.3 2.3
MRWA e S2 64.20 0.20 0.36 64.04 0.16 210.6 329 -23.9 23.9
8 times used, S = 0.162
Deferred Data
MRWA e P2 40.00 0.50 0.36 39.44 0.56 210.6 329 -30.8 30.8
Velocity Ratios
BAL KLB
BAL 1.71 1.61
0.07 0.17
KLB 1.61 1.66
0.17 0.06
Date 1994-07-05
Origin Time 2116 23.94 +- 9.09
Zone 49
Easting 571.07 +- 87.45 Longitude 111.707
Northing 7188.73 +- 17.41 Latitude -25.417
Depth 5.00 +- 84.77 N
Arrival times = 8 S.D. = 0.735 Seismographs = 6
Nearest recorder = 500.4 km Gap = 261.1 deg Accuracy = D
Effects Code = Imax = 0 Fault =
273 km W (288 deg) of LP01
WESTERN AUSTRALIA
829 km NW (330 deg) of PERTH
207 km W (253 deg) of CARNARVON
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
NANU e S 139.70 0.20 0.60 140.09 -0.39 500.4 51 -40.3 40.3
MRWA e P 102.80 0.20 0.65 102.42 0.38 598.4 135 -42.2 42.2
MRWA e S 159.50 0.50 0.49 160.75 -1.25 598.4 135 -40.3 40.3
MEEK e P 115.70 0.20 0.64 115.45 0.25 706.0 102 -42.2 42.2
MEEK e S 184.50 1.00 0.42 183.44 1.06 706.0 102 -40.3 40.3
BAL e S 195.00 1.00 0.41 194.20 0.80 757.3 140 -40.3 40.3
MUN e S 213.00 1.00 0.41 213.79 -0.79 850.3 150 -40.3 40.3
MBL e S 237.00 1.00 0.40 236.57 0.43 958.6 61 -40.3 40.3
8 times used, S = 0.735
Deferred Data
NANU e P 98.20 0.30 0.61 90.55 7.65 500.4 51 -42.2 42.2
MBL e P 154.00 1.00 0.45 145.96 8.04 958.6 61 -42.2 42.2
Velocity Ratios
MRWA MEEK
MRWA 1.72 1.94
0.01 0.18
MEEK 1.94 1.75
0.18 0.01
Date 1994-07-10
Origin Time 0327 59.70 +- 2.81
Zone 50
Easting 631.91 +- 10.62 Longitude 118.422
Northing 6280.25 +- 5.83 Latitude -33.609
Depth 5.00 +- 15.57 N
Arrival times = 13 S.D. = 0.604 Seismographs = 7
Nearest recorder = 134.1 km Gap = 182.0 deg Accuracy = B
Effects Code = Imax = 0 Fault =
20 km SW (240 deg) of PIN
WESTERN AUSTRALIA
303 km SE (128 deg) of PERTH
162 km N ( 18 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 2.8
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
NWAO i-P 80.70 0.10 1.23 81.26 -0.56 134.1 304 -30.8 30.8
NWAO i S 96.80 0.10 1.11 96.77 0.03 134.1 304 2.2 2.2
RKG i+P 85.70 0.10 1.20 86.05 -0.35 168.2 230 -30.8 30.8
RKG i S 106.50 0.20 0.94 105.91 0.59 168.2 230 -23.9 23.9
KLB e P 94.20 0.20 0.71 93.89 0.31 232.1 344 -42.2 42.2
KLB e S 120.30 0.30 0.59 119.41 0.89 232.1 344 -40.3 40.3
MUN e P 99.00 0.30 0.65 99.07 -0.07 275.0 310 -42.2 42.2
MUN e S 129.50 0.50 0.53 128.43 1.07 275.0 310 -40.3 40.3
MUN e SG 134.80 0.30 0.58 135.69 -0.89 275.0 310 1.1 1.1
BAL e S 148.00 0.30 0.57 148.45 -0.45 370.1 333 -40.3 40.3
WOOL e S 157.80 0.50 0.51 158.18 -0.38 416.3 48 -40.3 40.3
MRWA e P 132.00 0.20 0.66 130.94 1.06 538.5 334 -42.2 42.2
MRWA e S 184.30 0.20 0.59 183.91 0.39 538.5 334 -40.3 40.3
13 times used, S = 0.604
Deferred Data
NWAO e SMS 99.00 0.30 0.34 99.29 -0.29 134.1 304 -32.7 32.7
KLB e P2 95.40 0.20 0.43 95.00 0.40 232.1 344 -30.8 30.8
KLB e S2 122.80 0.30 0.33 122.05 0.75 232.1 344 -23.9 23.9
WOOL e P 122.90 0.50 0.56 116.16 6.74 416.3 48 -42.2 42.2
WOOL e SG 169.50 0.30 0.56 174.70 -5.20 416.3 48 0.7 0.7
MRWA e SG 205.00 0.30 0.55 208.47 -3.47 538.5 334 0.6 0.6
Velocity Ratios
NWAO RKG KLB MUN MRWA
NWAO 1.77 1.94 1.74 1.79 1.71
0.01 0.14 0.07 0.07 0.02
RKG 1.94 1.80 1.62 1.73 1.68
0.14 0.01 0.12 0.11 0.02
KLB 1.74 1.62 1.76 0.00 1.69
0.07 0.12 0.02 0.00 0.03
MUN 1.79 1.73 0.00 1.78 1.66
0.07 0.11 0.00 0.03 0.05
MRWA 1.71 1.68 1.69 1.66 1.72
0.02 0.02 0.03 0.05 0.01
Date 1994-07-10 Event type = BL
Origin Time 0518 39.57 +- 0.00
Zone 51
Easting 307.97 +- 0.00 Longitude 121.052
Northing 6934.19 +- 0.00 Latitude -27.703
Depth 5.00 +- 0.00 N
Arrival times = 4 S.D. = 0.239 Seismographs = 3
Nearest recorder = 269.2 km Gap = 296.0 deg Accuracy = D
Effects Code = Imax = 0 Fault =
268 km SE (116 deg) of MEEK
WESTERN AUSTRALIA
689 km NE ( 48 deg) of PERTH
133 km N (348 deg) of Leonora
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
MEEK e P 78.30 0.30 0.65 78.26 0.04 269.2 295 -42.2 42.2
MEEK e S 107.00 0.20 0.63 107.11 -0.11 269.2 295 -40.3 40.3
MRWA e S 161.00 0.50 0.49 160.73 0.27 524.0 249 -40.3 40.3
BAL e S 162.00 3.00 0.34 162.45 -0.45 532.2 231 -40.3 40.3
4 times used, S = 0.239
Deferred Data
MRWA e P 127.50 0.30 0.61 109.05 18.45 524.0 249 -42.2 42.2
BAL e P 127.00 3.00 0.38 110.04 16.96 532.2 231 -42.2 42.2
Velocity Ratios
MEEK
MEEK 1.74
0.02
Date 1994-07-17
Origin Time 1734 29.11 +- 1.63
Zone 50
Easting 431.64 +- 10.33 Longitude 116.285
Northing 6591.85 +- 4.04 Latitude -30.804
Depth 2.52 +- 18.60
Arrival times = 8 S.D. = 0.142 Seismographs = 4
Nearest recorder = 45.9 km Gap = 167.8 deg Accuracy = A
Effects Code = Imax = 0 Fault =
45 km SW (241 deg) of BAL
WESTERN AUSTRALIA
134 km N ( 18 deg) of PERTH
34 km NW (333 deg) of Calingiri
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
BAL i+P 36.60 0.10 1.34 36.62 -0.02 45.9 61 3.5 3.5
BAL i S 41.80 0.10 1.21 41.82 -0.02 45.9 61 3.5 3.5
MUN e P 50.40 0.10 0.86 50.35 0.05 130.3 183 -30.8 30.8
MUN e S 65.00 0.20 0.68 65.12 -0.12 130.3 183 1.2 1.2
KLB e P 55.00 1.00 0.53 55.27 -0.27 165.4 122 -30.8 30.8
KLB e S 75.00 0.20 0.66 74.80 0.20 165.4 122 1.0 1.0
MRWA e P 57.30 0.20 0.73 57.03 0.27 178.0 350 -42.2 42.2
MRWA e S 77.70 0.20 0.66 77.87 -0.17 178.0 350 -40.3 40.3
8 times used, S = 0.142
Deferred Data
NWAO e S 93.90 0.30 0.59 93.38 0.52 251.7 159 -40.3 40.3
NWAO S2 96.80 0.30 0.47 96.69 0.11 251.7 159 -23.9 23.9
NWAO e SG 97.10 0.30 0.59 98.66 -1.56 251.7 159 0.6 0.6
Velocity Ratios
BAL MUN KLB MRWA
BAL 1.69 1.68 1.80 1.73
0.04 0.05 0.13 0.04
MUN 1.68 1.69 0.00 1.84
0.05 0.02 0.00 0.14
KLB 1.80 0.00 1.77 0.00
0.13 0.00 0.08 0.00
MRWA 1.73 1.84 0.00 1.72
0.04 0.14 0.00 0.02
Date 1994-07-31
Origin Time 0227 53.27 +- 48.55
Zone 50
Easting 883.78 +- 176.21 Longitude 120.989
Northing 6643.58 +- 130.49 Latitude -30.279
Depth 5.00 +- 92.80 N
Arrival times = 6 S.D. = 0.892 Seismographs = 3
Nearest recorder = 413.0 km Gap = 323.7 deg Accuracy = D
Effects Code = Imax = 0 Fault =
55 km NW (333 deg) of KLRY
WESTERN AUSTRALIA
524 km E ( 71 deg) of PERTH
70 km NW (318 deg) of KALGOORLIE
64 km S (184 deg) of Menzies
Record Dur Sync Unc Resp Seismometer Recorder Pol
MRWA -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
BAL e S 152.50 0.30 0.56 151.05 1.45 413.0 263 -40.3 40.3
BAL e SG 167.30 0.30 0.56 167.36 -0.06 413.0 263 0.7 0.7
MUN e S 167.00 0.50 0.50 167.96 -0.96 493.3 246 -40.3 40.3
MRWA w P 119.00 2.00 0.43 119.49 -0.49 497.0 282 -42.2 42.2
MRWA e S 169.00 0.50 0.50 168.75 0.25 497.0 282 -40.3 40.3
MRWA e SG 190.00 0.30 0.55 190.58 -0.58 497.0 282 0.6 0.6
6 times used, S = 0.892
Velocity Ratios
MRWA
MRWA 1.76
0.06