ML20059B326
| ML20059B326 | |
| Person / Time | |
|---|---|
| Site: | Point Beach  |
| Issue date: | 09/14/1993 |
| From: | Bagchi G Office of Nuclear Reactor Regulation |
| To: | Hansen A Office of Nuclear Reactor Regulation |
| References | |
| NUDOCS 9310280141 | |
| Download: ML20059B326 (9) | |
Text
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$p ~ 2b.h SEP 141993 i
i MEMORANDUM T0:
Allen Hansen, Project Manager Project Directorate III-3
[
Division off Reactor Projects III/IV/V j
1 FROM:
Goutam Bagchi, Chief i
Civil Engineering and Geosciences Branch Division of Engineering
SUBJECT:
LIVERMORE PROBABILISTIC SEISMIC HAZARD ESTIMATES
[
Enclosed are the 1993 Lawrence Livermore National Laboratory probabilistic I
seismic hazard estimates for the Point Beach nuclear power plant site that were requested by Wisconsin Electric Power Company (WE) in their September 8, j
1993 letter to the NRC.
If there are any questions on these estimates, please contact Dr. P. Sobel at 504-2738.
[
OriginalSigna Sr Goutam Bagchi, Chief i
Civil Engineering and Geosciences Branch Division of Engineering t
Enclosure:
LLNL hazard estimats cc:
J. Hannon R. Laufer J. Chen, RES I
DISTRIBUTION:
Central Files ECGB R/F PDR GBagchi RRothman PSobel i
l l.
2 OFFICE:
DE:ECGB DE:E DE-PSo.g.lf/,
RRot agc i b
NAME:
DATE:
09/N/93 09/
3 9AQ/93 I
0FFICIAL DOCUMENT COPY DOCUMENT NAME:
P:\\ POINT.WP
,h 26md NEC IRE CENTER CWY L i
9310280141 930914 PDR ADOCK 05000266 P
PDR.
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POINT BEACH SITE 1993 LIVERMORE ANNUAL PROBABILITY OF EXEEDANCE FOR PEAK GROUND ACCELERATION (CM/SEC/SEC)
Percentiles Acceleration Mean 15th 50th 85th 50.
.3125E-03
.3930E-04
.1590E-03
.5760E-03 75.
.1825E-03
.1950E-04
.8960E-04
.3460E-03 150.
.6573E-04
.5340E-05
.2970E-04
.1230E-03 250.
.2804E-04
.1570E-05
.ll20E-04
.5260E-04 300.
.2017E-04
.9320E-06
.7560E-05
.3730E-04 400.
.1160E-04
.3500E-06
.3900E-05
.2140E-04 500.
.7319E-05
.1480E-06
.2180E-0E
.1320E-04 650.
.4089E-05
.5460E-07
.9900E-06
.7019E-05 800.
.2493E-05
.2070E-07
.4950E-06
.4210E-05 1000.
.1414E-05
.5750E-08
.2270E-06
.2280E-05 1993 LIVERMORE UNIFORM HAZARD RESPONSE SPECTRA VARIABLE IS SPECTRAL VELOCITY (CM/SEC)
Return Frequency Percentiles Period (Hz)
Mean 15th 50th 85th 500 years 1.0
.641
.162
.430 1.050 2.5
.570
.133
.359 1.090 5.0
.549
.125
.333
.943 10.0
.285
.047
.184
.533 25.0
.089
.010
.048
.154 1000 years 1.0 1.093
.232
.710 1.630 2.5 1.026
.192
.600 1.790 5.0 1.022
.184
.559 1.620 10.0
.537
.078
.320 1.030 25.0
.168
.016
.104
.278 2000 years 1.0 1.706
.333 1.100 2.540 2.5 1.757
.277 1.000 2.950 5.0 1.793
.271
.937 2.750 10.0 1.009
.128
.556 1.680 25.0
.307
.033
.176
.503 5000 years 1.0 3.073
.536 1.630 4.550 2.5 3.579
.448 1.630 5.560 5.0 3.767
.454 1.600 5.380 10.0 1.956
.236 1.120 3.180 25.0
.679
.081
.354 1.070 10000 years 1.0 4.796
.768 2.200 7.050 2.5 5.999
.645 2.350 8.340 5.0 6.271
.669 2.360 7.830 10.0 3.187
.374 1.720 4.680 25.0 1.169
.135
.601 1.660
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A A
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SEP 141993 MEMORANDUM T0:
Allen Hansen, Project Manager Project Directorate III-3 Division off Reactor Projects III/IV/V FROM:
Goutam Bagchi, Chief Civil Engineering and Geosciences Branch Division of Engineering
SUBJECT:
LIVERMORE PROBABILISTIC SEISMIC HAZARD ESTIMATES Enclosed are the 1993 Lawrence Livermore National Laboratory probabilistic seismic hazard estimates for the Point Beach nuclear power plant site that were requested by Wisconsin Electric Power Company (WE) in their September 8, 1993 letter to the NRC.
If there are any questions on these estimates, please contact Dr. P. Sobel at 504-2738.
Orfi;Inal Signid tiy Goutam Bagchi, Chief Civil Engineering and Geosciences Branch Division of Engineering
Enclosure:
LLNL hazard estimates cc:
J. Hannon R. Laufer J. Chen, RES DISTRIBUTION:
Central Files ECGB R/F PDR GBagchi RRothman PSobel f
1 0FFICE:
DE:ECGB DE:EC DE-NAME:
- PSobe19f, RRot agc i DATE:
09//'l /93 09/
'3 t9ALV93 0FFICIAL DOCUMENT COPY DOCUMENT NAME:
P:\\ POINT.WP