Well NA04201017AAC2 EW-57C (EW57C) Confined
Co-located Well(s): NA04201017AAC1 EW-57U (EW57U)

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Well Information Table
Common Well ID	NA04201017AAC2 EW-57C
USBR Well ID	EW57C
USGS Well ID	375324105534102
USGS Station Name	NA04201017AAC2 EW-57C
USGS Site Type	Well
USGS Site Use Information	Observation
USGS Groundwater Use Information	Unknown
Data Source(s)	USGS, USBR
Location Data
TRS	NA04201017AAC2 EW-57C
USBR TRS	NA04201017AAC2
USGS TRS 1	NA04201017AAC2 EW-57C
Longitude/Latitude (NAD83)	-105.89523840 , 37.89004642
Longitude/Latitude Data Source	USBOR EW well locations
USGS Longitude/Latitude (NAD83)	-105.8952958 , 37.88999940
USBR Longitude/Latitude (NAD27)	-105.894664853351 , 37.8900469845061
Easting, Northing RGDSS-NAD83 (US ft)	136207.51 , 325574.98
USGS County	Saguache County
Elevation and Depth Data
Ground Elevation (ft NAVD88)	7542.86
Elevation Data Source	USBOR EW well database
USBR Ground Elevation (ft NGVD29)	7539.1
USGS Ground Elevation (ft NGVD29)	7539.11
1/3-Arc Second NED Ground Elevation (ft NAVD88)	7543.33
1-Arc Second NED Ground Elevation (ft NAVD88)	7542.44
SRTM Ground Elevation (ft NAVD88)	7544.45
Total Depth (ft)	127.00
USBR Total Depth (ft)	127
USGS Well Depth (ft)	123.00
Model Layer	2
Model Layer Source	Well Depth
Depth of Bottom of Layer 1	75
Depth of Bottom of Layer 2	173
Depth of Bottom of Layer 3	1056
Depth of Bottom of Layer 4	3779
Additional Well Information	NONE
Aquifer Information
Aquifer Type	Confined
Aquifer Type Source	EW_AQFR
USGS Hydrologic Unit	Saguache
USGS Data Available	Water-level (GW.LEV)
Water-level Database Information
Water-level Count	300
Water-level Date Range	10/19/1983 thru 09/19/2024
Monitored within the last 18 months	Yes, most recently on 09/19/2024
Depth-to-Water Range (ft)	2.88 to 16.37
Water Table Elevation Range (ft NAVD88)	7526.49 to 7539.98
Water-Level-Source:Number-of-Measurements	USGS:25 USBR:284

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Water-level Data

2019 to Present

1967 to Present

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Measurement Date	Depth to Water (ft)	Elevation (ft NAVD88)	Data Source(s)
10/19/1983	6.68	7536.18	USBR
11/24/1983	6.50	7536.36	USBR
12/13/1983	6.40	7536.46	USBR
01/16/1984	6.40	7536.46	USBR
02/15/1984	6.30	7536.56	USBR
03/16/1984	6.40	7536.46	USBR
04/17/1984	6.30	7536.56	USBR
05/16/1984	6.20	7536.66	USBR
06/22/1984	6.20	7536.66	USBR
07/10/1984	6.60	7536.26	USBR
08/17/1984	6.82	7536.04	USBR
09/25/1984	5.96	7536.90	USBR
10/18/1984	6.59	7536.27	USBR
11/26/1984	6.37	7536.49	USBR
12/18/1984	6.32	7536.54	USBR
01/18/1985	6.46	7536.40	USBR
02/22/1985	6.55	7536.31	USBR
03/19/1985	6.34	7536.52	USBR
07/16/1985	5.77	7537.09	USBR
08/22/1985	5.88	7536.98	USBR
09/19/1985	6.17	7536.69	USBR
10/16/1985	5.89	7536.97	USBR
11/18/1985	5.34	7537.52	USBR
12/27/1985	5.01	7537.85	USBR
01/14/1986	5.34	7537.52	USBR
02/17/1986	4.85	7538.01	USBR
05/19/1986	4.52	7538.34	USBR
06/16/1986	4.79	7538.07	USBR
07/17/1986	5.01	7537.85	USBR
09/21/1986	5.51	7537.35	USBR
10/22/1986	5.45	7537.41	USBR
01/28/1987	4.17	7538.69	USBR
04/27/1987	3.20	7539.66	USBR
05/27/1987	2.88	7539.98	USBR
06/22/1987	3.08	7539.78	USBR
07/30/1987	3.70	7539.16	USBR
08/26/1987	4.07	7538.79	USBR
09/22/1987	4.36	7538.50	USBR
10/21/1987	4.49	7538.37	USBR
11/23/1987	4.32	7538.54	USBR
01/26/1988	4.26	7538.60	USBR
05/25/1988	3.59	7539.27	USBR
06/15/1988	3.89	7538.97	USBR
07/15/1988	4.30	7538.56	USBR
08/15/1988	4.77	7538.09	USBR
10/15/1988	5.00	7537.86	USBR
11/01/1988	5.00	7537.86	USBR
12/15/1988	5.00	7537.86	USBR
02/15/1989	5.09	7537.77	USBR
04/15/1989	4.72	7538.14	USBR
05/15/1989	4.73	7538.13	USBR
06/15/1989	5.12	7537.74	USBR
07/15/1989	5.44	7537.42	USBR
08/15/1989	5.57	7537.29	USBR
09/15/1989	5.70	7537.16	USBR
10/15/1989	5.57	7537.29	USBR
02/15/1990	5.39	7537.47	USBR
06/13/1990	5.33	7537.53	USBR
07/15/1990	5.58	7537.28	USBR
08/15/1990	5.83	7537.03	USBR
02/15/1991	5.88	7536.98	USBR
06/15/1991	5.81	7537.05	USBR
07/15/1991	6.07	7536.79	USBR
08/15/1991	6.24	7536.62	USBR
09/15/1991	6.31	7536.55	USBR
10/17/1991	6.25	7536.61	USBR
11/15/1991	6.18	7536.68	USBR
12/15/1991	6.37	7536.49	USBR
01/15/1992	6.29	7536.57	USBR
02/15/1992	6.21	7536.65	USBR
03/15/1992	6.28	7536.58	USBR
04/15/1992	5.52	7537.34	USBR
05/15/1992	5.42	7537.44	USBR
06/15/1992	6.34	7536.52	USBR
07/15/1992	6.89	7535.97	USBR
08/15/1992	7.20	7535.66	USBR
09/15/1992	6.72	7536.14	USBR
10/15/1992	6.57	7536.29	USBR
11/15/1992	6.64	7536.22	USBR
12/18/1992	6.44	7536.42	USBR
02/15/1993	7.82	7535.04	USBR
03/15/1993	8.14	7534.72	USBR
04/15/1993	8.68	7534.18	USBR
05/15/1993	9.04	7533.82	USBR
06/15/1993	9.37	7533.49	USBR
07/15/1993	9.42	7533.44	USBR
08/15/1993	9.29	7533.57	USBR
09/15/1993	9.22	7533.64	USBR
10/15/1993	10.44	7532.42	USBR
11/15/1993	8.97	7533.89	USBR
12/15/1993	9.13	7533.73	USBR
01/15/1994	9.51	7533.35	USBR
02/15/1994	10.13	7532.73	USBR
03/15/1994	10.33	7532.53	USBR
04/15/1994	9.48	7533.38	USBR
05/15/1994	9.28	7533.58	USBR
06/15/1994	9.15	7533.71	USBR
07/15/1994	9.39	7533.47	USBR
07/25/1994	9.39	7533.47	USBR
08/15/1994	9.43	7533.43	USBR
09/15/1994	9.49	7533.37	USBR
10/15/1994	9.67	7533.19	USBR
10/26/1994	9.81	7533.05	USGS
10/26/1994	9.84	7533.02	USBR
12/15/1994	9.58	7533.28	USBR
01/15/1995	9.69	7533.17	USBR
01/26/1995	9.63	7533.23	USBR
01/26/1995	9.60	7533.26	USGS
02/15/1995	9.53	7533.33	USBR
03/15/1995	10.65	7532.21	USBR
04/18/1995	10.04	7532.82	USBR
04/18/1995	10.01	7532.85	USGS
05/15/1995	10.11	7532.75	USBR
06/15/1995	9.92	7532.94	USBR
07/15/1995	9.97	7532.89	USBR
07/25/1995	9.98	7532.88	USBR
07/25/1995	9.95	7532.91	USGS
08/15/1995	9.93	7532.93	USBR
09/15/1995	10.22	7532.64	USBR
10/15/1995	10.55	7532.31	USBR
10/24/1995	10.67	7532.19	USBR
10/24/1995	10.64	7532.22	USGS
11/15/1995	10.37	7532.49	USBR
12/15/1995	10.25	7532.61	USBR
01/15/1996	10.31	7532.55	USBR
02/14/1996	10.58	7532.28	USGS
02/14/1996	10.61	7532.25	USBR
03/15/1996	11.35	7531.51	USBR
04/15/1996	10.83	7532.03	USBR
04/23/1996	10.72	7532.14	USGS
04/23/1996	10.75	7532.11	USBR
05/15/1996	10.58	7532.28	USBR
06/03/1996	10.72	7532.14	USBR
06/19/1996	10.68	7532.18	USBR
07/30/1996	11.05	7531.81	USGS
07/30/1996	11.08	7531.78	USBR
08/28/1996	11.92	7530.94	USBR
01/03/1997	12.03	7530.83	USBR
02/05/1997	12.49	7530.37	USGS
02/05/1997	12.52	7530.34	USBR
02/15/1997	12.68	7530.18	USBR
03/15/1997	12.72	7530.14	USBR
04/15/1997	12.93	7529.93	USBR
05/15/1997	13.21	7529.65	USBR
05/27/1997	13.21	7529.65	USBR
06/11/1997	13.26	7529.60	USBR
07/15/1997	13.64	7529.22	USBR
08/15/1997	13.69	7529.17	USBR
08/26/1997	13.79	7529.07	USGS
08/26/1997	13.82	7529.04	USBR
09/10/1997	13.88	7528.98	USBR
10/15/1997	13.86	7529.00	USBR
11/15/1997	13.69	7529.17	USBR
12/15/1997	13.64	7529.22	USBR
01/15/1998	13.74	7529.12	USBR
02/06/1998	13.88	7528.98	USBR
03/15/1998	13.81	7529.05	USBR
03/17/1998	13.83	7529.03	USBR
04/15/1998	13.77	7529.09	USBR
04/15/1998	13.74	7529.12	USGS
04/20/1998	13.98	7528.88	USBR
05/15/1998	13.97	7528.89	USBR
06/15/1998	14.15	7528.71	USBR
07/08/1998	14.43	7528.43	USBR
08/15/1998	14.41	7528.45	USBR
09/02/1998	14.43	7528.43	USBR
09/02/1998	14.40	7528.46	USGS
09/15/1998	14.43	7528.43	USBR
10/15/1998	14.28	7528.58	USBR
11/06/1998	14.30	7528.56	USBR
11/15/1998	14.44	7528.42	USBR
12/15/1998	14.58	7528.28	USBR
01/11/1999	14.46	7528.40	USBR
02/15/1999	14.36	7528.50	USBR
03/10/1999	14.42	7528.44	USBR
03/10/1999	14.39	7528.47	USGS
04/23/1999	14.49	7528.37	USBR
05/15/1999	14.48	7528.38	USBR
06/15/1999	14.65	7528.21	USBR
07/15/1999	14.75	7528.11	USBR
08/15/1999	14.71	7528.15	USBR
09/15/1999	14.63	7528.23	USBR
10/15/1999	14.64	7528.22	USBR
11/15/1999	14.84	7528.02	USBR
12/15/1999	14.80	7528.06	USBR
02/14/2000	14.75	7528.11	USBR
03/02/2000	14.73	7528.13	USBR
03/02/2000	14.70	7528.16	USGS
05/03/2000	14.60	7528.26	USBR
06/21/2000	14.63	7528.23	USGS,USBR
07/26/2000	14.95	7527.91	USBR
10/25/2000	14.76	7528.10	USBR
12/05/2000	14.81	7528.05	USBR
01/10/2001	14.67	7528.19	USGS,USBR
03/09/2001	14.78	7528.08	USBR
05/18/2001	14.57	7528.29	USBR
07/10/2001	14.91	7527.95	USBR
07/25/2001	14.94	7527.92	USGS,USBR
09/19/2001	14.79	7528.07	USBR
12/18/2001	14.83	7528.03	USBR
01/16/2002	14.82	7528.04	USGS,USBR
03/15/2002	14.86	7528.00	USBR
05/15/2002	14.99	7527.87	USBR
07/22/2002	15.26	7527.60	USBR
07/31/2002	15.29	7527.57	USGS,USBR
10/16/2002	15.06	7527.80	USBR
12/16/2002	14.88	7527.98	USBR
01/24/2003	15.16	7527.70	USGS,USBR
03/11/2003	15.13	7527.73	USBR
05/14/2003	15.26	7527.60	USBR
07/10/2003	15.34	7527.52	USGS,USBR
09/29/2003	15.06	7527.80	USBR
12/01/2003	15.12	7527.74	USBR
01/14/2004	15.03	7527.83	USGS,USBR
03/25/2004	14.89	7527.97	USBR
06/09/2004	14.92	7527.94	USBR
07/15/2004	15.09	7527.77	USBR
07/20/2004	15.09	7527.77	USGS
10/18/2004	14.95	7527.91	USBR
01/14/2005	14.98	7527.88	USBR
01/24/2005	15.00	7527.86	USBR
03/30/2005	14.76	7528.10	USBR
06/15/2005	15.07	7527.79	USBR
07/28/2005	15.23	7527.63	USGS,USBR
08/26/2005	15.30	7527.56	USBR
10/03/2005	15.11	7527.75	USBR
10/21/2005	14.92	7527.94	USGS
01/04/2006	15.06	7527.80	USBR
04/10/2006	15.15	7527.71	USBR
07/12/2006	15.46	7527.40	USBR
09/19/2006	15.43	7527.43	USBR
01/24/2007	15.39	7527.47	USBR
04/17/2007	15.28	7527.58	USBR
06/27/2007	15.52	7527.34	USBR
09/12/2007	15.57	7527.29	USBR
12/10/2007	15.33	7527.53	USBR
01/09/2008	15.29	7527.57	USBR
04/08/2008	15.26	7527.60	USBR
07/11/2008	15.52	7527.34	USBR
09/24/2008	15.64	7527.22	USBR
12/29/2008	15.45	7527.41	USBR
03/25/2009	15.21	7527.65	USBR
06/23/2009	15.41	7527.45	USBR
09/23/2009	15.56	7527.30	USBR
12/15/2009	15.56	7527.30	USBR
03/16/2010	15.64	7527.22	USBR
06/25/2010	15.77	7527.09	USBR
09/22/2010	15.79	7527.07	USBR
11/29/2010	15.80	7527.06	USBR
01/18/2011	16.01	7526.85	USBR
04/06/2011	15.97	7526.89	USBR
07/08/2011	16.36	7526.50	USBR
09/08/2011	16.27	7526.59	USBR
09/28/2011	16.15	7526.71	USBR
12/21/2011	15.87	7526.99	USBR
03/29/2012	15.95	7526.91	USBR
06/26/2012	16.17	7526.69	USBR
09/25/2012	16.29	7526.57	USBR
12/05/2012	16.11	7526.75	USBR
03/14/2013	16.08	7526.78	USBR
06/19/2013	16.27	7526.59	USBR
09/16/2013	16.37	7526.49	USBR
12/12/2013	16.34	7526.52	USBR
03/13/2014	16.19	7526.67	USBR
06/18/2014	16.18	7526.68	USBR
09/09/2014	16.31	7526.55	USBR
12/11/2014	16.27	7526.59	USBR
03/01/2015	16.17	7526.69	USBR
06/10/2015	16.18	7526.68	USBR
09/02/2015	16.31	7526.55	USBR
12/04/2015	16.15	7526.71	USBR
03/16/2016	15.97	7526.89	USBR
06/13/2016	16.05	7526.81	USBR
09/15/2016	16.18	7526.68	USBR
12/12/2016	15.93	7526.93	USBR
03/15/2017	16.05	7526.81	USBR
06/08/2017	16.04	7526.82	USBR
09/12/2017	16.19	7526.67	USBR
12/08/2017	16.04	7526.82	USBR
03/07/2018	16.00	7526.86	USBR
06/12/2018	16.02	7526.84	USBR
09/11/2018	16.20	7526.66	USBR
12/17/2018	16.06	7526.80	USBR
06/13/2019	16.06	7526.80	USBR
09/11/2019	16.21	7526.65	USBR
12/10/2019	16.06	7526.80	USBR
12/14/2020	15.87	7526.99	USBR
06/11/2021	15.90	7526.96	USBR
09/21/2021	16.11	7526.75	USBR
12/13/2021	15.92	7526.94	USBR
03/14/2022	15.89	7526.97	USBR
09/08/2022	16.11	7526.75	USBR
12/08/2022	15.95	7526.91	USBR
03/06/2023	15.87	7526.99	USBR
06/14/2023	15.98	7526.88	USBR
09/19/2023	16.12	7526.74	USBR
12/11/2023	16.02	7526.84	USBR
04/30/2024	15.90	7526.96	USBR
06/03/2024	15.95	7526.91	USBR
09/19/2024	16.10	7526.76	USBR

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Well NA04201017AAC2 EW-57C (EW57C)Confined

View Digital Orthophoto Quadrangle for this area

Water-level Data

2019 to Present

1967 to Present

Well NA04201017AAC2 EW-57C (EW57C)
Confined