Well NA03801234BDD2 EW-27C (EW27C)
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Co-located Well(s):
NA03801234BDD1 EW-27U (EW27U)

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Well Information Table
Common Well ID	NA03801234BDD2 EW-27C
USBR Well ID	EW27C
USGS Well ID	372948105385202
USGS Station Name	NA03801234BDD2 EW-27C
USGS Construction Date	09/06/1982
USGS Site Type	Well
USGS Site Use Information	Observation
USGS Groundwater Use Information	Unknown
Data Source(s)	USGS, USBR
Location Data
TRS	NA03801234BDD2 EW-27C
USBR TRS	NA03801234BDD2
USGS TRS 1	NA03801234BDD2 EW-27C
Longitude/Latitude (NAD83)	-105.64832894 , 37.49687446
Longitude/Latitude Data Source	USBOR EW well locations
USGS Longitude/Latitude (NAD83)	-105.6483493 , 37.49667209
USBR Longitude/Latitude (NAD27)	-105.647757398117 , 37.4968690476907
Easting, Northing RGDSS-NAD83 (US ft)	207468.55 , 182374.12
USGS Topography	Valley flat
USGS County	Alamosa County
USGS Map Name	BALDY
USGS Map Scale	24000
Elevation and Depth Data
Ground Elevation (ft NAVD88)	7590.87
Elevation Data Source	USBOR EW Well database
USBR Ground Elevation (ft NGVD29)	7586.7
USGS Ground Elevation (ft NGVD29)	7586.70
1/3-Arc Second NED Ground Elevation (ft NAVD88)	7592.22
1-Arc Second NED Ground Elevation (ft NAVD88)	7592.66
SRTM Ground Elevation (ft NAVD88)	7584.48
Total Depth (ft)	120.00
USBR Total Depth (ft)	120
USGS Hole Depth (ft)	120.00
USGS Well Depth (ft)	113.00
Model Layer	2
Model Layer Source	Well Depth
Depth of Bottom of Layer 1	104
Depth of Bottom of Layer 2	269
Depth of Bottom of Layer 3	671
Depth of Bottom of Layer 4	1891
Aquifer Information
Aquifer Type	Confined
Aquifer Type Source	EW_AQFR
USGS Hydrologic Unit	San Luis
USGS Data Available	Water-level (GW.LEV)
Water-level Count	231
Water-level Date Range	11/02/1982 thru 03/20/2007
Water-level Sources	RGWCD:0, USBR:213, USGS:26, 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)
11/02/1982	14.65	7576.22	USBR
12/01/1982	14.36	7576.51	USGS
12/20/1982	14.60	7576.27	USBR
01/20/1983	14.20	7576.67	USBR
02/17/1983	14.40	7576.47	USBR
03/29/1983	14.30	7576.57	USBR
04/18/1983	14.30	7576.57	USBR
05/16/1983	14.40	7576.47	USBR
06/15/1983	14.40	7576.47	USBR
07/15/1983	14.50	7576.37	USBR
08/15/1983	14.70	7576.17	USBR
09/18/1983	14.70	7576.17	USBR
10/25/1983	14.80	7576.07	USBR
11/16/1983	14.80	7576.07	USBR
04/18/1984	14.80	7576.07	USBR
05/14/1984	14.90	7575.97	USBR
06/15/1984	14.90	7575.97	USBR
07/16/1984	14.90	7575.97	USBR
08/13/1984	15.01	7575.86	USBR
09/17/1984	15.07	7575.80	USBR
10/17/1984	15.17	7575.70	USBR
11/19/1984	15.21	7575.66	USBR
12/20/1984	15.24	7575.63	USBR
01/22/1985	15.27	7575.60	USBR
02/25/1985	15.16	7575.71	USBR
03/18/1985	15.11	7575.76	USBR
04/19/1985	15.01	7575.86	USBR
05/23/1985	14.99	7575.88	USBR
06/17/1985	14.82	7576.05	USBR
07/22/1985	15.32	7575.55	USBR
08/15/1985	15.36	7575.51	USBR
09/20/1985	15.45	7575.42	USBR
10/25/1985	15.46	7575.41	USBR
11/26/1985	15.33	7575.54	USBR
12/16/1985	15.27	7575.60	USBR
01/21/1986	15.13	7575.74	USBR
02/14/1986	15.51	7575.36	USBR
03/17/1986	15.58	7575.29	USBR
04/14/1986	15.55	7575.32	USBR
05/20/1986	15.90	7574.97	USBR
06/17/1986	15.94	7574.93	USBR
07/22/1986	15.87	7575.00	USBR
09/16/1986	16.08	7574.79	USBR
10/16/1986	16.32	7574.55	USBR
11/17/1986	16.26	7574.61	USBR
12/16/1986	16.20	7574.67	USBR
01/21/1987	16.39	7574.48	USBR
02/19/1987	16.38	7574.49	USBR
03/16/1987	16.36	7574.51	USBR
04/17/1987	16.37	7574.50	USBR
05/15/1987	16.18	7574.69	USBR
06/15/1987	16.47	7574.40	USBR
07/20/1987	16.65	7574.22	USBR
08/19/1987	16.71	7574.16	USBR
09/14/1987	16.81	7574.06	USBR
10/14/1987	16.90	7573.97	USBR
11/16/1987	16.78	7574.09	USBR
12/14/1987	16.97	7573.90	USBR
05/25/1988	17.31	7573.56	USBR
06/15/1988	17.38	7573.49	USBR
07/15/1988	17.44	7573.43	USBR
08/15/1988	17.55	7573.32	USBR
10/15/1988	17.63	7573.24	USBR
11/07/1988	17.71	7573.16	USBR
12/15/1988	17.67	7573.20	USBR
02/15/1989	17.89	7572.98	USBR
03/15/1989	17.95	7572.92	USBR
04/15/1989	17.99	7572.88	USBR
05/15/1989	18.06	7572.81	USBR
06/15/1989	18.16	7572.71	USBR
07/15/1989	18.22	7572.65	USBR
08/15/1989	18.32	7572.55	USBR
09/15/1989	18.24	7572.63	USBR
10/15/1989	18.42	7572.45	USBR
11/15/1989	18.23	7572.64	USBR
12/15/1989	18.20	7572.67	USBR
01/15/1990	18.44	7572.43	USBR
02/15/1990	18.49	7572.38	USBR
03/15/1990	18.54	7572.33	USBR
04/15/1990	18.56	7572.31	USBR
05/15/1990	18.61	7572.26	USBR
06/15/1990	18.72	7572.15	USBR
07/15/1990	18.74	7572.13	USBR
08/15/1990	18.80	7572.07	USBR
09/15/1990	18.86	7572.01	USBR
10/15/1990	18.87	7572.00	USBR
11/15/1990	18.88	7571.99	USBR
12/15/1990	18.87	7572.00	USBR
01/15/1991	18.95	7571.92	USBR
02/15/1991	19.00	7571.87	USBR
03/15/1991	18.93	7571.94	USBR
04/15/1991	18.98	7571.89	USBR
05/15/1991	19.08	7571.79	USBR
06/15/1991	19.17	7571.70	USBR
07/15/1991	19.30	7571.57	USBR
08/15/1991	19.31	7571.56	USBR
09/15/1991	19.47	7571.40	USBR
10/09/1991	19.51	7571.36	USBR
11/15/1991	19.43	7571.44	USBR
12/15/1991	19.61	7571.26	USBR
01/15/1992	19.63	7571.24	USBR
02/15/1992	19.67	7571.20	USBR
03/15/1992	19.61	7571.26	USBR
04/15/1992	19.67	7571.20	USBR
05/15/1992	19.79	7571.08	USBR
06/15/1992	19.80	7571.07	USBR
07/15/1992	19.85	7571.02	USBR
08/15/1992	19.79	7571.08	USBR
09/15/1992	19.70	7571.17	USBR
10/15/1992	19.77	7571.10	USBR
11/15/1992	19.64	7571.23	USBR
12/15/1992	19.63	7571.24	USBR
01/15/1993	19.72	7571.15	USBR
02/15/1993	19.82	7571.05	USBR
03/15/1993	19.97	7570.90	USBR
04/15/1993	20.01	7570.86	USBR
05/15/1993	20.07	7570.80	USBR
06/15/1993	20.17	7570.70	USBR
07/15/1993	20.19	7570.68	USBR
08/15/1993	20.17	7570.70	USBR
09/15/1993	20.18	7570.69	USBR
10/15/1993	20.18	7570.69	USBR
11/15/1993	20.20	7570.67	USBR
12/15/1993	20.28	7570.59	USBR
01/15/1994	20.33	7570.54	USBR
02/15/1994	20.40	7570.47	USBR
03/15/1994	20.42	7570.45	USBR
04/15/1994	20.17	7570.70	USBR
05/15/1994	20.20	7570.67	USBR
06/15/1994	20.23	7570.64	USBR
07/15/1994	20.21	7570.66	USBR
08/15/1994	20.18	7570.69	USBR
09/15/1994	20.23	7570.64	USBR
10/15/1994	20.12	7570.75	USBR
11/15/1994	23.67	7567.20	USGS
11/15/1994	20.19	7570.68	USBR
02/24/1995	20.33	7570.54	USBR
02/24/1995	20.32	7570.55	USGS
05/23/1995	20.10	7570.77	USBR
05/23/1995	20.09	7570.78	USGS
08/31/1995	20.12	7570.75	USBR
08/31/1995	20.11	7570.76	USGS
12/01/1995	20.14	7570.73	USGS
12/01/1995	20.15	7570.72	USBR
03/21/1996	20.58	7570.29	USBR
03/21/1996	20.57	7570.30	USGS
04/22/1996	20.38	7570.49	USBR
06/03/1996	20.35	7570.52	USBR
06/28/1996	20.38	7570.49	USBR
06/28/1996	20.37	7570.50	USGS
07/16/1996	20.65	7570.22	USBR
09/03/1996	20.98	7569.89	USBR
09/25/1996	21.08	7569.79	USBR
09/25/1996	21.07	7569.80	USGS
10/23/1996	20.71	7570.16	USBR
11/25/1996	20.65	7570.22	USBR
01/08/1997	21.14	7569.73	USBR
04/03/1997	21.33	7569.54	USGS
04/03/1997	21.34	7569.53	USBR
04/21/1997	21.39	7569.48	USBR
04/29/1997	21.25	7569.62	USBR
06/12/1997	21.52	7569.35	USBR
08/13/1997	21.66	7569.21	USBR
08/29/1997	21.70	7569.17	USGS
09/18/1997	21.75	7569.12	USBR
11/24/1997	21.91	7568.96	USBR
12/08/1997	21.89	7568.98	USBR
03/13/1998	22.01	7568.86	USBR
03/13/1998	22.00	7568.87	USGS
03/15/1998	21.97	7568.90	USBR
04/10/1998	22.06	7568.81	USBR
06/17/1998	22.15	7568.72	USBR
10/06/1998	22.41	7568.46	USBR
10/06/1998	22.40	7568.47	USGS
02/03/1999	22.41	7568.46	USBR
04/08/1999	22.68	7568.19	USGS
04/08/1999	22.69	7568.18	USBR
05/26/1999	22.74	7568.13	USBR
09/22/1999	22.90	7567.97	USGS
09/22/1999	22.91	7567.96	USBR
01/18/2000	22.86	7568.01	USBR
03/27/2000	22.85	7568.02	USBR
04/25/2000	22.98	7567.89	USBR
04/25/2000	22.97	7567.90	USGS
06/13/2000	23.00	7567.87	USBR
08/22/2000	23.14	7567.73	USBR
09/20/2000	23.16	7567.71	USGS,USBR
11/02/2000	23.25	7567.62	USBR
02/09/2001	23.19	7567.68	USBR
03/05/2001	23.32	7567.55	USBR
03/22/2001	23.37	7567.50	USBR
04/05/2001	23.37	7567.50	USBR
06/05/2001	23.50	7567.37	USBR
06/26/2001	23.56	7567.31	USGS,USBR
08/20/2001	23.60	7567.27	USBR
10/25/2001	23.56	7567.31	USGS,USBR
11/02/2001	23.55	7567.32	USBR
02/20/2002	23.65	7567.22	USBR
05/10/2002	23.75	7567.12	USBR
05/15/2002	23.80	7567.07	USGS,USBR
07/10/2002	23.89	7566.98	USBR
09/30/2002	24.04	7566.83	USBR
11/15/2002	23.78	7567.09	USGS,USBR
12/11/2002	23.71	7567.16	USBR
02/24/2003	23.93	7566.94	USBR
05/14/2003	24.10	7566.77	USGS,USBR
08/05/2003	24.30	7566.57	USBR
10/23/2003	24.30	7566.57	USBR
11/18/2003	24.46	7566.41	USGS,USBR
01/06/2004	24.35	7566.52	USBR
03/15/2004	24.34	7566.53	USBR
05/20/2004	24.44	7566.43	USGS
07/27/2004	24.43	7566.44	USBR
10/07/2004	24.64	7566.23	USBR
12/08/2004	24.75	7566.12	USGS,USBR
01/21/2005	24.79	7566.08	USBR
03/24/2005	24.98	7565.89	USBR
06/02/2005	25.00	7565.87	USGS
06/03/2005	24.99	7565.88	USBR
08/23/2005	25.27	7565.60	USBR
11/01/2005	24.83	7566.04	USBR
12/16/2005	24.71	7566.16	USBR
01/10/2006	25.30	7565.57	USBR
03/01/2006	25.40	7565.47	USBR
05/02/2006	25.20	7565.67	USBR
06/21/2006	25.21	7565.66	USBR
08/07/2006	25.32	7565.55	USBR
09/12/2006	25.33	7565.54	USBR
11/08/2006	25.31	7565.56	USBR
01/04/2007	25.35	7565.52	USBR
03/20/2007	25.23	7565.64	USBR

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Well NA03801234BDD2 EW-27C (EW27C)Confined

View Digital Orthophoto Quadrangle for this area

Water-Level Data

1970 to Present

1944 to Present

Well NA03801234BDD2 EW-27C (EW27C)
Confined