WRIR 00-4014
Quality Assurance and Analysis of Water Levels in Wells on Pahute Mesa and Vicinity, Nevada Test Site


CONTENTS

Abstract
Introduction
Water-Level Measurements
Sources of Water-Level Fluctuations
Analysis of Water Levels

Summary
References Cited
Appendix 1
Appendix 2

Appendix 2. Water-level measurements for selected wells on Pahute Mesa and vicinity, Nevada Test Site, 1963-98

Method used to determine depth to water: L, interpreted from geophysical log; R, reported, method not known; S, calibrated steel-tape measurement; T, calibrated electric tape; V, calibrated electric cable (wire line or iron horse).

Quality-assurance flag: A, anomalous value; AT, water level does not agree with second access tube in same open interval; C, affected by  well construction, queried where uncertain; D, dry hole; H or L, static water level in well is elevated above (H) or depressed below (L) regional ground-water level; R, well pumping or recently pumped; N, water level affected by nuclear test; X, water level corrected for borehole deviation; --, no flag applied

Water above bottom of open interval: length of water column in well from top of water to bottom of open interval listed in table 1.

USGS
well name

USGS site
identification
number

Water-level measurement

Water above
bottom of
open interval
(feet)

Date

Depth below
land surface
(feet)

Altitude
(feet above
sea level)

Method

Quality-
assurance
flag

PM- 2 372042116340501 06-20-1983 857.6 4,734 V -- 7,930
 (Note: Hourly water-level data collected in well PM-2 from 08/21/1996 to 11/04/1998) 03-13-1985 859.2 4,733 V -- 7,929
05-01-1986 858.1 4,734 V -- 7,930
06-16-1987 857.0 4,735 V -- 7,931
03-23-1988 857.8 4,734 V -- 7,930
 
    10-17-1988 857.1 4,735 V -- 7,931
    05-09-1989 857.8 4,734 V -- 7,930
    09-20-1989 858.0 4,734 V -- 7,930
    10-27-1989 858.2 4,734 V -- 7,930
      04-11-1990 858.0 4,734 V -- 7,930
 
    09-13-1990 858.3 4,734 V -- 7,930
    01-15-1991 858.6 4,733 V -- 7,929
    04-24-1991 858.2 4,734 V -- 7,930
    07-25-1991 858.4 4,733 V -- 7,930
    09-30-1991 858.6 4,733 V -- 7,929
 
    05-20-1992 858.8 4,733 V -- 7,929
    05-20-1993 843.2 4,749 V A 7,945
    06-18-1993 846.1 4,746 V A 7,942
    07-12-1993 847.5 4,744 V A 7,941
    08-02-1993 848.9 4,743 V A 7,939
 
    08-17-1993 849.9 4,742 V A 7,938
    08-24-1993 850.5 4,741 S A 7,937
    09-07-1993 851.2 4,741 T A 7,937
    09-14-1993 851.4 4,740 T A 7,937
    09-23-1993 851.7 4,740 T A 7,936
 
    09-27-1993 852.1 4,740 T A 7,936
    03-28-1994 857.2 4,735 T A 7,931
    03-14-1995 858.1 4,734 T A 7,930
    07-25-1996 858.3 4,733 T -- 7,930
    08-21-1996 858.4 4,733 T -- 7,930
 
    11-04-1996 858.4 4,733 T -- 7,930
    01-07-1997 858.5 4,733 T -- 7,930
    02-03-1997 858.4 4,733 T -- 7,930
    03-03-1997 858.3 4,734 T -- 7,930
    04-01-1997 858.3 4,733 T -- 7,930
 
    05-05-1997 858.4 4,733 T -- 7,930
    06-02-1997 858.3 4,733 T -- 7,930
    07-07-1997 858.4 4,733 T -- 7,930
    08-04-1997 858.5 4,733 T -- 7,929
    09-02-1997 858.5 4,733 T -- 7,929
 
    10-01-1997 858.5 4,733 T -- 7,930
    10-08-1997 858.5 4,733 T -- 7,930
    10-09-1997 858.4 4,733 T -- 7,930
    11-04-1997 858.6 4,733 T -- 7,929
    12-01-1997 858.4 4,733 T -- 7,930
 
01-07-1998 858.5 4,733 T -- 7,929
    03-18-1998 858.4 4,733 T -- 7,930
    04-09-1998 858.4 4,733 T -- 7,930
    05-11-1998 858.4 4,733 T -- 7,930
    06-01-1998 858.5 4,733 T -- 7,930
 
    07-01-1998 858.4 4,733 T -- 7,930
    08-03-1998 858.5 4,733 T -- 7,929
    09-14-1998 858.5 4,733 T -- 7,930
    10-05-1998 858.6 4,733 T -- 7,929
    11-04-1998 858.5 4,733 T -- 7,930

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