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WRIR 99-4079: Estimates of Ground-Water Discharge as Determined from Measurements of Evapotranspiration, Ash Meadows Area, Nye County, Nevada
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Table 9. Summary of annual fluctuations in water levels measured in selected existing wells, Ash Meadows area, Nevada

[Wells grouped into deep and unclassified categories. Well locations given in table 12. Depths referenced to land-surface datum. Negative depth implies water level above land surface.]

Well name Well
depth
(feet)		 Year1 Depth-to-water measurement Comments
Annual minimum Annual maximum Annual
fluctuation
(feet)
Feet Month and day Feet Month and day

Deep Wells
Devils Hole Well 200 1994
1995
1996
1997		 47.9
47.9
48.0
47.9		 02/08
05/12
03/23
04/04		 48.3
48.2
48.4
48.3		 01/12
12/25
10/22
01/06		 0.4
0.3
0.4
0.4		  
Mercury Farms Well 120 1994
1995
1996		 7.6
6.2
6.1		 07/01
05/30
04/26		 8.2
7.5
8.0		 09/12
09/21
11/08		 0.6
1.3
1.9		 Moderate annual water-level fluctuation
Peterson Well 450 1994
1995
1996		 4.4
4.2
4.5		 02/14
02/22
03/10		 5.4
5.4
5.4		 09/13
09/21
09/12		 1.0
1.2
0.9		 Moderate annual water-level fluctuation
Point of Rocks South Well 586 1994
1995
1996
1997		 8.9
8.8
8.5
7.8		 12/24
05/11
12/31
10/23		 9.8
9.5
9.2
8.5		 01/01
07/08
01/06
01/01		 0.9
0.7
0.7
0.7		 Long-term water-level recovery.
Rogers Spring Well 202 1994
1995
1996
1997		 2.7
2.4
2.7
2.8		 03/22
01/31
02/28
01/21		 4.4
4.1
4.2
3.8		 08/30
09/20
08/28
08/20		 1.7
1.7
1.5
1.0		 Moderate annual water-level fluctuation.
Spring Meadows 2 415 1994
1995
1996		 12.6
12.6
13.1		 02/14
02/22
03/12		 13.4
13.6
13.6		 09/12
09/21
09/19		 0.8
1.0
0.5		  
Spring Meadows 9 280 1994
1995
1996
1997		 18.9
18.7
19.1
19.3		 04/06
04/18
04/26
04/04		 20.4
20.4
20.5
20.5		 09/13
10/10
10/02
09/18		 1.5
1.7
1.4
1.2		 Moderate annual water-level fluctuation.
Spring Meadows 12 265 1994
1995
1996		 74.2
74.3
74.3		 04/06
02/22
03/12		 74.4
74.4
74.5		 12/14
09/21
12/04		 0.2
0.1
0.2		  
Spring Meadows 17 500 1994
1995
1996		 8.2
8.2
8.1		 12/14
09/21
09/19		 8.6
8.5
8.3		 07/01
07/05
03/12		 0.4
0.3
0.2		  
Trenary Well 100 1994
1995
1996		 13.2
12.8
12.6		 12/14
05/09
12/03		 13.6
13.3
12.8		 09/12
09/21
03/12		 0.4
0.5
0.2		 Long-term water-level recovery.

Unclassified Shallow Wells
Buck Mining Hand Dug Well 19.4 1994
1995
1996		 16.6
16.5
16.6		 04/06
02/22
03/12		 17.2
17.3
17.2		 06/30
09/20
09/19		 0.6
0.8
0.6		  
IMV Borehole 15 1994
1995
1996
1997		 6.0
5.2
5.6
4.8		 07/01
05/10
06/18
05/09		 6.6
6.8
6.8
6.3		 09/13
11/08
01/09
01/09		 0.6
1.6
1.2
1.5		 Moderate annual water-level fluctuation.
Mine Shaft 57 1994
1995
1996		 18.3
17.9
18.6		 04/07
04/18
04/26		 20.1
20.3
20.3		 09/13
09/21
09/12		 1.8
2.4
1.7		 Large annual water-level fluctuation. Fluctuation may be result of local evaporation directly from water surface exposed to atmosphere.

1 Calendar year 1997 measurements ended September 1997.