ML20213E132

Trip Rept of 820412-14 Site Visit to Examine Trenches & Cores.List of Attendees Encl

ML20213E132
Person / Time
Site:	Columbia
Issue date:	04/26/1982
From:	Alterman I Office of Nuclear Reactor Regulation
To:	Rolonda Jackson Office of Nuclear Reactor Regulation
References
CON-WNP-0508, CON-WNP-508 NUDOCS 8204290661
Download: ML20213E132 (3)

Text

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APR 2 61992 flEM0Raf;DUf1 FOR: Robert E. Jackson, Chief Geosciences Branch, DE p\ N cc, THRU: Stephan B'rocoum, leader . .

FROM:

Geology Section, GSB, DE Ina B. Alternan, Geologist f

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Geology Section, GSB, DE M -' .

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SUBJECT:

REPORT OF STAFF VISIT TO SNP #2 REGIO! % W - ,, y' Plant f!ame: tmP #2

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, 9 Docket flos.: 50-397 Licensing Stage: Operating License Review Status: SSER In response to issues identified by the staff at the February 1922 meeting with the applicant at MRC headquarters, Washinqton Public Power and Supply System undertook several field investinaisons, including (a) trenching of several linear features on the alluvial '

fan of Rattlesnake tit, identified by the staff on a previous visit to the area; (b) ficld study of postulated youno faults in Uenas and Moxee Valleys within the Cle-Elun-Wallula (CLEW) Zone of Deformation, (c) field, geophysical and drill core studies of the Cold Creek lineament, the cores of which were obtained from other '

organizations for unrelated studies; and (d) various studies and techniques to define, characterize and date the Southeast an ticline ,

fault, including drill cores. The staff, our consultants and SCDS .

consultants visited the site vicinity with the applicant's staff and consultants on april 12-14, 1982, inclusive, during which time we examined the trenches and cores, visited several field localities, and had two conference ecom meetings on the findings.

A list of attendees, most of whom were technical people is attached.

Activities of the three days visit were:

april 12

1. Visit to and examination of trenches across four Rattlesnake "t.

alluvial fan lineaments. One of the trenches crossed two of .

the linears. '

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2. Stop at Horn Rapids section of Ccld Creek Lineament to examine exposure of basalt on Yakima River for evidence of faulting.

3. Return to Supply System headquarters for presentations of geophysical dattaon the Cold Creek Lineament and preliminary overview of upcoming field visits to llenas and Moxee Valleys, the southern end of Cold Creek, and Southeast na ticline cores, april 13

1. Visit to llenas Valley location of C. Glass' photo in amendment 23 of the WNP-2 PSoR,

2. Stops at several }ocations on the " western branch" and eastern branch of the Mo.xce Valley fault.

april 14

1. Examination of kennewick segn.ent pf Cold Crgek Lineament. s

2. Examination of basalt core fron Columbia 9,1ver at site of new bridge construction in W. Pasco,

3. Visit to storage area in .Richland to view cores from Southeast Anticline and_ older Blume associates cores frem Horn Rapids that cross the Cold. Creek 1.ineament.

4, Peturn to Supply System heaccuarters for wrap up on what remains to be done and time schedula of subnittals.

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Ina 3. alterman, Geologist Geclogy Section, GSB ce; J. Knight R. auluck R. Jackson 3. Slemons L. Reiter J. Maxwell S. Brocoum G. 4. Thompson

4. Ibrahim B. M. Paga J. Kimball H. Lefevre M. Mallory J. Norris PCR aCRS T. t.lgernissen, USGS R. Morris, USGS T unit  !!Rf'R __.

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• v m u ra .ncv e o OFFICI AL RECORD COPY __ ecar .m-m s

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GE0 LOGY MEETING APRIL 12, 1982 Richland, Washington 3

Roger M. Nelson Supply System i R. Auluck NRC/DL

! Burt Slemmons NRC

! Jim Mecca NESC0/Puget i.

l J. Michael Griesmeyer. ACRS/NRC George A. Thompson Consultant to ACRS Ben M. Page Consultant to'ACRS l

David D. Tillson Consultant to WPPSS GregDahis Consultant to WPPSS

Tim Hait USGS Del Dickey USGS Matthew Giannini Burns & Rowe E. D. Zisman Burns & Rowe Ron Chitwood Supply System Donald M. Caldwell Golder Associates i Ross Wagner Woodward-Clyde Steve Reidel Rockwell Doug Duncan Rockwell Cindy Taylor Supply System

Bill Waddel Supply System Jay L. Smith Consultant to NESC0/Puget Bill Kiel Supply System

! Ina B. Alterman NRC/GSB

' NRC/GSB Stephan Brocoum i John C. Maxwell NRC/ACRS Consultant

LeonellaSerha NRC/GSB 1

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