Well NA03801136BBB2 EW-10U (EW10U)
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Co-located Well(s):
NA03801136BBB1 EW-10C (EW10C)

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Well Information Table
Common Well ID	NA03801136BBB2 EW-10U
USBR Well ID	EW10U
USGS Well ID	373011105434702
USGS Station Name	NA03801136BBB2 EW-10U
USGS Construction Date	10/02/1980
USGS Site Type	Well
USGS Site Use Information	Observation
USGS Groundwater Use Information	Unused
Data Source(s)	USGS, USBR
Location Data
TRS	NA03801136BBB2 EW-10U
USBR TRS	NA03801136BBB2
USGS TRS 1	NA03801136BBB2 EW-10U
Longitude/Latitude (NAD83)	-105.73037949 , 37.50312726
Longitude/Latitude Data Source	USBOR EW well locations
USGS Longitude/Latitude (NAD83)	-105.7302960 , 37.50306040
USBR Longitude/Latitude (NAD27)	-105.729805688482 , 37.5031224108721
Easting, Northing RGDSS-NAD83 (US ft)	183673.83 , 184654.96
USGS Topography	Valley flat
USGS County	Alamosa County
USGS Map Name	DRY LAKES
USGS Map Scale	24000
Elevation and Depth Data
Ground Elevation (ft NAVD88)	7522.71
Elevation Data Source	USBOR EW Well database
USBR Ground Elevation (ft NGVD29)	7518.7
USGS Ground Elevation (ft NGVD29)	7520.30
1/3-Arc Second NED Ground Elevation (ft NAVD88)	7523.33
1-Arc Second NED Ground Elevation (ft NAVD88)	7523.47
SRTM Ground Elevation (ft NAVD88)	7527.83
Total Depth (ft)	42.00
USBR Total Depth (ft)	42
USGS Hole Depth (ft)	111.00
USGS Well Depth (ft)	39.00
Model Layer	1
Model Layer Source	Well Depth
Depth of Bottom of Layer 1	60
Depth of Bottom of Layer 2	279
Depth of Bottom of Layer 3	788
Depth of Bottom of Layer 4	2625
Aquifer Information
Aquifer Type	Unconfined
Aquifer Type Source	EW_AQFR
USGS Hydrologic Unit	San Luis
USGS Data Available	Water-level (GW.LEV)
Water-level Count	308
Water-level Date Range	08/15/1980 thru 03/15/2007
Water-level Sources	RGWCD:0, USBR:284, USGS:30, HRS:0

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Water-Level Data

1970 to Present

1944 to Present

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Measurement Date	Depth to Water (ft)	Elevation (ft NAVD88)	Data Source(s)
08/15/1980	5.38	7517.33	USBR
10/15/1980	5.39	7517.32	USBR
10/28/1980	5.13	7517.58	USBR
11/12/1980	4.93	7517.78	USBR
11/26/1980	4.88	7517.83	USBR
12/11/1980	4.71	7518.00	USBR
02/02/1981	3.93	7518.78	USBR
02/23/1981	4.34	7518.37	USBR
04/27/1981	4.11	7518.60	USBR
06/01/1981	4.08	7518.63	USBR
06/22/1981	4.60	7518.11	USBR
07/10/1981	4.93	7517.78	USBR
08/14/1981	5.24	7517.47	USBR
09/10/1981	5.36	7517.35	USBR
09/22/1981	5.09	7517.62	USGS
10/22/1981	5.08	7517.63	USBR
11/21/1981	4.75	7517.96	USBR
12/16/1981	4.69	7518.02	USBR
03/10/1982	4.39	7518.32	USBR
04/23/1982	3.89	7518.82	USBR
05/26/1982	4.15	7518.56	USBR
06/22/1982	4.77	7517.94	USBR
07/21/1982	5.37	7517.34	USBR
08/25/1982	5.54	7517.17	USBR
09/23/1982	5.39	7517.32	USBR
10/30/1982	4.87	7517.84	USBR
11/16/1982	4.73	7517.98	USBR
12/16/1982	4.93	7517.78	USBR
01/20/1983	4.42	7518.29	USBR
02/17/1983	4.32	7518.39	USBR
03/29/1983	4.10	7518.61	USBR
04/18/1983	3.95	7518.76	USBR
05/16/1983	4.01	7518.70	USBR
06/17/1983	4.02	7518.69	USBR
07/15/1983	4.63	7518.08	USBR
08/15/1983	5.39	7517.32	USBR
09/19/1983	5.67	7517.04	USBR
10/24/1983	5.75	7516.96	USBR
11/18/1983	5.80	7516.91	USBR
10/18/1984	5.01	7517.70	USBR
11/19/1984	4.70	7518.01	USBR
12/21/1984	4.65	7518.06	USBR
01/22/1985	4.46	7518.25	USBR
02/25/1985	4.41	7518.30	USBR
03/18/1985	4.33	7518.38	USBR
04/19/1985	4.05	7518.66	USBR
05/18/1985	4.02	7518.69	USBR
06/17/1985	4.01	7518.70	USBR
07/22/1985	4.38	7518.33	USBR
08/19/1985	5.41	7517.30	USBR
04/15/1986	3.94	7518.77	USBR
05/20/1986	4.13	7518.58	USBR
06/17/1986	4.21	7518.50	USBR
07/22/1986	4.35	7518.36	USBR
09/16/1986	5.55	7517.16	USBR
10/16/1986	5.63	7517.08	USBR
11/17/1986	4.97	7517.74	USBR
12/16/1986	4.81	7517.90	USBR
01/22/1987	4.84	7517.87	USBR
02/25/1987	4.77	7517.94	USBR
03/17/1987	4.63	7518.08	USBR
04/17/1987	4.47	7518.24	USBR
05/15/1987	4.44	7518.27	USBR
06/16/1987	5.09	7517.62	USBR
08/20/1987	5.89	7516.82	USBR
09/14/1987	5.92	7516.79	USBR
05/25/1988	4.52	7518.19	USBR
06/15/1988	4.84	7517.87	USBR
07/15/1988	5.31	7517.40	USBR
08/15/1988	5.55	7517.16	USBR
10/14/1988	5.27	7517.44	USBR
12/15/1988	5.01	7517.70	USBR
03/23/1989	5.02	7517.69	USBR
06/15/1989	4.78	7517.93	USBR
07/15/1989	5.28	7517.43	USBR
08/15/1989	5.49	7517.22	USBR
02/15/1990	5.12	7517.59	USBR
06/08/1990	4.95	7517.76	USBR
06/15/1990	5.11	7517.60	USBR
07/15/1990	5.52	7517.19	USBR
08/15/1990	5.80	7516.91	USBR
09/15/1990	5.94	7516.77	USBR
10/15/1990	5.49	7517.22	USBR
11/15/1990	5.20	7517.51	USBR
12/15/1990	5.11	7517.60	USBR
01/15/1991	5.04	7517.67	USBR
02/15/1991	5.00	7517.71	USBR
03/15/1991	4.83	7517.88	USBR
04/15/1991	4.76	7517.95	USBR
05/15/1991	4.67	7518.04	USBR
06/15/1991	5.00	7517.71	USBR
07/15/1991	5.53	7517.18	USBR
08/15/1991	5.59	7517.12	USBR
09/15/1991	5.64	7517.07	USBR
10/15/1991	5.57	7517.14	USBR
11/15/1991	5.25	7517.46	USBR
12/15/1991	5.07	7517.64	USBR
01/15/1992	4.93	7517.78	USBR
02/15/1992	4.87	7517.84	USBR
03/15/1992	4.51	7518.20	USBR
04/15/1992	4.28	7518.43	USBR
05/15/1992	4.41	7518.30	USBR
07/15/1992	5.32	7517.39	USBR
08/15/1992	5.50	7517.21	USBR
09/15/1992	5.51	7517.20	USBR
10/15/1992	5.23	7517.48	USBR
11/15/1992	5.01	7517.70	USBR
12/15/1992	4.88	7517.83	USBR
01/15/1993	4.87	7517.84	USBR
02/15/1993	4.79	7517.92	USBR
04/15/1993	4.58	7518.13	USBR
05/15/1993	4.48	7518.23	USBR
06/15/1993	4.59	7518.12	USBR
07/15/1993	5.45	7517.26	USBR
08/15/1993	5.56	7517.15	USBR
09/15/1993	5.18	7517.53	USBR
10/15/1993	5.01	7517.70	USBR
11/15/1993	4.85	7517.86	USBR
12/15/1993	4.77	7517.94	USBR
01/15/1994	4.77	7517.94	USBR
02/15/1994	4.75	7517.96	USBR
03/15/1994	4.60	7518.11	USBR
04/15/1994	4.49	7518.22	USBR
05/15/1994	4.38	7518.33	USBR
06/15/1994	4.82	7517.89	USBR
07/15/1994	5.33	7517.38	USBR
08/15/1994	5.62	7517.09	USBR
09/15/1994	5.57	7517.14	USBR
10/15/1994	5.29	7517.42	USBR
11/15/1994	5.04	7517.67	USBR
12/15/1994	5.01	7517.70	USBR
01/15/1995	5.00	7517.71	USBR
02/15/1995	4.94	7517.77	USBR
03/15/1995	4.77	7517.94	USBR
04/15/1995	4.62	7518.09	USBR
05/15/1995	4.57	7518.14	USBR
06/15/1995	4.89	7517.82	USBR
07/15/1995	5.14	7517.57	USBR
08/15/1995	5.51	7517.20	USBR
08/31/1995	4.12	7518.59	USGS
08/31/1995	5.77	7516.94	USBR
09/15/1995	5.76	7516.95	USBR
09/28/1995	5.74	7516.97	USBR
09/28/1995	4.09	7518.62	USGS
10/15/1995	5.48	7517.23	USBR
11/01/1995	8.57	7514.14	USGS
11/01/1995	5.22	7517.49	USBR
11/15/1995	5.12	7517.59	USBR
11/30/1995	8.36	7514.35	USGS
11/30/1995	5.01	7517.70	USBR
12/15/1995	4.95	7517.76	USBR
01/12/1996	4.83	7517.88	USBR
01/12/1996	3.18	7519.53	USGS
02/15/1996	4.69	7518.02	USBR
03/15/1996	4.59	7518.12	USBR
03/21/1996	4.55	7518.16	USBR
03/21/1996	2.90	7519.81	USGS
04/15/1996	4.52	7518.19	USBR
04/26/1996	4.49	7518.22	USBR
04/26/1996	2.84	7519.87	USGS
05/15/1996	4.57	7518.14	USBR
06/03/1996	4.87	7517.84	USBR
06/15/1996	5.05	7517.66	USBR
07/15/1996	5.41	7517.30	USBR
08/01/1996	4.03	7518.68	USGS
08/01/1996	5.68	7517.03	USBR
09/03/1996	5.68	7517.03	USBR
11/12/1996	5.25	7517.46	USBR
03/11/1997	4.70	7518.01	USBR
03/11/1997	3.05	7519.66	USGS
04/15/1997	4.66	7518.05	USBR
06/24/1997	5.29	7517.42	USBR
08/11/1997	5.81	7516.90	USBR
09/25/1997	5.87	7516.84	USBR
09/25/1997	4.22	7518.49	USGS
10/22/1997	5.67	7517.04	USBR
11/24/1997	5.47	7517.24	USBR
12/10/1997	5.30	7517.41	USBR
12/15/1997	5.28	7517.43	USBR
01/12/1998	5.12	7517.59	USBR
01/14/1998	3.50	7519.21	USGS
01/14/1998	5.15	7517.56	USBR
02/04/1998	5.20	7517.51	USBR
03/05/1998	4.91	7517.80	USBR
03/24/1998	4.82	7517.89	USBR
04/09/1998	4.80	7517.91	USBR
04/16/1998	4.78	7517.93	USBR
04/16/1998	3.13	7519.58	USGS
05/04/1998	4.69	7518.02	USBR
05/06/1998	4.65	7518.06	USBR
05/23/1998	4.88	7517.83	USBR
06/03/1998	3.53	7519.18	USGS
06/03/1998	5.18	7517.53	USBR
06/16/1998	5.39	7517.32	USBR
07/30/1998	5.90	7516.81	USBR
07/30/1998	4.25	7518.46	USGS
10/06/1998	6.03	7516.68	USBR
10/06/1998	4.38	7518.33	USGS
10/08/1998	5.99	7516.72	USBR
05/06/1999	4.85	7517.86	USBR
05/06/1999	3.20	7519.51	USGS
06/21/1999	5.30	7517.41	USBR
08/25/1999	6.06	7516.65	USBR
09/15/1999	6.18	7516.53	USBR
10/15/1999	5.94	7516.77	USBR
11/15/1999	5.71	7517.00	USBR
11/30/1999	5.56	7517.15	USBR
11/30/1999	3.91	7518.80	USGS
12/15/1999	5.54	7517.17	USBR
01/14/2000	5.36	7517.35	USBR
02/15/2000	5.30	7517.41	USBR
03/14/2000	5.16	7517.55	USBR
03/29/2000	5.12	7517.59	USBR
04/15/2000	5.06	7517.65	USBR
05/15/2000	5.10	7517.61	USBR
05/24/2000	3.59	7519.12	USGS
05/24/2000	5.24	7517.47	USBR
06/01/2000	5.42	7517.29	USBR
06/15/2000	5.69	7517.02	USBR
07/15/2000	6.05	7516.66	USBR
08/15/2000	6.36	7516.35	USBR
09/15/2000	6.47	7516.24	USBR
10/15/2000	6.28	7516.43	USBR
10/30/2000	6.12	7516.59	USBR
11/15/2000	5.96	7516.75	USBR
12/15/2000	5.78	7516.93	USBR
01/11/2001	5.67	7517.04	USGS,USBR
01/30/2001	5.60	7517.11	USBR
02/15/2001	5.53	7517.18	USBR
03/14/2001	5.45	7517.26	USBR
04/15/2001	5.33	7517.38	USBR
05/05/2001	5.28	7517.43	USBR
05/15/2001	5.31	7517.40	USBR
06/05/2001	5.79	7516.92	USBR
06/27/2001	6.19	7516.52	USGS,USBR
07/15/2001	6.36	7516.35	USBR
08/20/2001	6.65	7516.06	USBR
09/15/2001	6.64	7516.07	USBR
09/24/2001	6.66	7516.05	USBR
10/15/2001	6.45	7516.26	USBR
11/13/2001	6.17	7516.54	USBR
12/15/2001	5.93	7516.78	USBR
01/17/2002	5.77	7516.94	USGS,USBR
02/20/2002	5.63	7517.08	USBR
03/19/2002	5.52	7517.19	USBR
04/15/2002	5.47	7517.24	USBR
05/22/2002	5.53	7517.18	USBR
06/15/2002	5.94	7516.77	USBR
07/09/2002	6.24	7516.47	USBR
08/01/2002	6.46	7516.25	USGS,USBR
09/15/2002	6.60	7516.11	USBR
10/15/2002	6.30	7516.41	USBR
11/15/2002	6.07	7516.64	USBR
12/09/2002	5.89	7516.82	USBR
01/15/2003	5.76	7516.95	USBR
02/15/2003	5.60	7517.11	USBR
03/20/2003	5.46	7517.25	USGS,USBR
04/15/2003	5.47	7517.24	USBR
05/15/2003	5.40	7517.31	USBR
06/11/2003	5.69	7517.02	USBR
07/15/2003	6.38	7516.33	USBR
08/18/2003	6.64	7516.07	USBR
09/05/2003	6.67	7516.04	USGS,USBR
10/15/2003	6.38	7516.33	USBR
11/21/2003	6.13	7516.58	USBR
12/15/2003	5.90	7516.81	USBR
01/06/2004	5.89	7516.82	USBR
02/20/2004	5.71	7517.00	USBR
03/24/2004	5.59	7517.12	USBR
03/24/2004	5.61	7517.10	USGS
05/13/2004	5.59	7517.12	USBR
06/15/2004	6.24	7516.47	USBR
06/17/2004	6.32	7516.39	USGS
07/15/2004	6.66	7516.05	USBR
07/26/2004	6.80	7515.91	USBR
09/10/2004	7.06	7515.65	USBR
09/22/2004	7.05	7515.66	USGS
10/29/2004	6.62	7516.09	USBR
12/14/2004	6.26	7516.45	USBR
01/15/2005	6.12	7516.59	USBR
02/15/2005	6.00	7516.71	USBR
03/15/2005	5.90	7516.81	USBR
03/23/2005	5.84	7516.87	USGS
04/15/2005	5.81	7516.90	USBR
05/15/2005	5.74	7516.97	USBR
06/15/2005	6.28	7516.43	USBR
07/15/2005	6.82	7515.89	USBR
08/15/2005	7.10	7515.61	USBR
09/15/2005	7.22	7515.49	USBR
09/22/2005	7.22	7515.49	USGS
10/15/2005	6.94	7515.77	USBR
11/15/2005	6.67	7516.04	USBR
12/15/2005	6.46	7516.25	USBR
01/15/2006	6.26	7516.45	USBR
02/15/2006	6.12	7516.59	USBR
03/15/2006	5.97	7516.74	USBR
04/15/2006	5.91	7516.80	USBR
05/15/2006	5.95	7516.76	USBR
06/15/2006	6.55	7516.16	USBR
07/15/2006	6.74	7515.97	USBR
08/15/2006	6.57	7516.14	USBR
09/15/2006	6.78	7515.93	USBR
10/15/2006	6.54	7516.17	USBR
11/15/2006	6.24	7516.47	USBR
12/15/2006	6.08	7516.63	USBR
01/15/2007	5.98	7516.73	USBR
02/15/2007	5.84	7516.87	USBR
03/15/2007	5.75	7516.96	USBR

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Well NA03801136BBB2 EW-10U (EW10U)Unconfined

View Digital Orthophoto Quadrangle for this area

Water-Level Data

1970 to Present

1944 to Present

Well NA03801136BBB2 EW-10U (EW10U)
Unconfined