ML101390117

Entergy Vermont Yankee, Tritium Concentration Plan, Figure 3

ML101390117
Person / Time
Site:	Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date:	04/15/2010
From:	GZA GeoEnvironmental
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2010-0209
Download: ML101390117 (1)

Text

O , £u_ VERMONT YANKEE BEDROCK JL DRINKING WATER WELL

-OFFJNE

,tMONITORING WELLINSTALLED GROUNDWATER ELEVATION IN FEET (FEBRUARY 26, 2010)

TITIUM ACTIVIY (pXX)

(FEBRIUARY 8. 2el0-

- .,.GPI MONITORING WELL INSTALLED NOVEMBER 2007 OTHER VERMONT YANKEE MONITORING WELL

-Vt, 4$, NOTES:

1. GROUNDWATER CONTOURS ANDFLOW N DIRECTIONS INFERRED FROM N GROUNDWATER ELEVATION MEASUREMENTS COLLECTED FROM WIDELY SPACED MONITORING WELLS ON FEBRUARY 20,2111. ACTUAL CONDITIONS MAYVARY.

2. TRITIUM ACTIVITY LEVELSBASEDON GROUNDWATER SAMPLES COLLECTED BYOTHER ANDANALYZED BY VERMONT YANKEE BETWEEN FER*UARY8,2810.

3. FLUCTUATIONS INLOCAL GROUNDWATER ELEVATIONS MAY OCCUR OVER TIMEDUETO RAINFALL, SEASONAL CHANGES IN THERATEOF EVAPOTRANSPIRATIONK RELEASE RATESFROM THE LOCALDAM.AND OTHER VARIOUS FACTORS.

4. THE LOCATIONS ANDREFERENCE ELEVATIONS OF MONITORING WELLS ANDDRINKING WATERWELLSWERE SURVEYED BYSOUTHERN VERMONT ENGINEERING OF BRATTEBORO

/, VERMONT(EXCEPT GZ-20AND GZ-21, WHICHWERE ESTIMATED PENDING FORMAL SURVEY).

• % /

N -. 5. BASEPLAN,INCLUDING SITE N TOPOGRAPHY, PROVIDED TO GZAIN ELECTRONIC FORMAT BYVERMONT YANKEE.

- F 0 50' 100' 200' SCALE IN FEET ENTERGY VERMONT YANKEE VERNON, VERMONT

-'4-.

TRITIUM CONCENTRATION PLAN PRELIMINARY 1 ..

-- ~,= /ENTERNGY VERMONT VERNON, VERMONT YANKEE PROGRESS PRINT 4/15/10 1 3