Well NA04101036AAB3 EW-70U (EW70U)
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Co-located Well(s):
NA04101036AAB EW-70C (EW70C)

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Well Information Table
Common Well ID	NA04101036AAB3 EW-70U
USBR Well ID	EW70U
USGS Well ID	374552105492103
USGS Station Name	NA04101036AAB3 EW-70U
USGS Construction Date	07/19/2002
USGS Site Type	Well
USGS Site Use Information	Observation
USGS Groundwater Use Information	Unused
Data Source(s)	USGS, USBR
Location Data
TRS	NA04101036AAB3 EW-70U
USBR TRS	NA04101036AAB3
USGS TRS 1	NA04101036AAB3 EW-70U
Longitude/Latitude (NAD83)	-105.82251023 , 37.76451259
Longitude/Latitude Data Source	USBOR EW well locations
USGS Longitude/Latitude (NAD83)	-105.8230750 , 37.76444409
USBR Longitude/Latitude (NAD27)	-105.821935172090 , 37.7645129394519
Easting, Northing RGDSS-NAD83 (US ft)	157112.54 , 279833.48
USGS County	Saguache County
USGS Map Name	DEADMAN CAMP
USGS Map Scale	24000
Elevation and Depth Data
Ground Elevation (ft NAVD88)	7535.81
Elevation Data Source	USBOR EW Well database
USBR Ground Elevation (ft NGVD29)	7531.9
USGS Ground Elevation (ft NGVD29)	7532.00
1/3-Arc Second NED Ground Elevation (ft NAVD88)	7534.59
1-Arc Second NED Ground Elevation (ft NAVD88)	7534.63
SRTM Ground Elevation (ft NAVD88)	7540.39
Total Depth (ft)	18.00
USBR Total Depth (ft)	18
USGS Well Depth (ft)	18.30
Model Layer	1
Model Layer Source	Well Depth
Depth of Bottom of Layer 1	95
Depth of Bottom of Layer 2	275
Depth of Bottom of Layer 3	1515
Depth of Bottom of Layer 4	2907
Aquifer Information
Aquifer Type	Unconfined
Aquifer Type Source	EW_AQFR
USGS Hydrologic Unit	San Luis
USGS Data Available	Discharge (GW.DISC)
Water-level Count	110
Water-level Date Range	05/12/1978 thru 04/09/2007
Water-level Sources	RGWCD:0, USBR:109, USGS:4, 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)
05/12/1978	2.80	7533.01	USBR
05/31/1978	3.10	7532.71	USBR
06/09/1978	3.40	7532.41	USBR
06/23/1978	3.70	7532.11	USBR
07/11/1978	4.00	7531.81	USBR
07/28/1978	4.30	7531.51	USBR
08/10/1978	4.50	7531.31	USBR
09/07/1978	4.70	7531.11	USBR
09/22/1978	4.70	7531.11	USBR
10/06/1978	4.40	7531.41	USBR
10/20/1978	4.20	7531.61	USBR
11/07/1978	4.00	7531.81	USBR
11/17/1978	3.90	7531.91	USBR
12/01/1978	3.70	7532.11	USBR
12/15/1978	3.50	7532.31	USBR
01/04/1979	3.40	7532.41	USBR
04/04/1979	2.10	7533.71	USBR
04/20/1979	2.60	7533.21	USBR
05/09/1979	2.80	7533.01	USBR
05/18/1979	2.90	7532.91	USBR
06/04/1979	3.30	7532.51	USBR
06/15/1979	3.50	7532.31	USBR
07/02/1979	3.90	7531.91	USBR
07/18/1979	4.10	7531.71	USBR
07/28/1979	4.30	7531.51	USBR
08/13/1979	4.50	7531.31	USBR
08/24/1979	4.50	7531.31	USBR
09/10/1979	4.70	7531.11	USBR
09/26/1979	4.70	7531.11	USBR
10/15/1979	4.50	7531.31	USBR
10/29/1979	4.30	7531.51	USBR
11/23/1979	4.00	7531.81	USBR
12/10/1979	4.00	7531.81	USBR
01/31/1980	3.30	7532.51	USBR
02/27/1980	3.00	7532.81	USBR
03/18/1980	2.90	7532.91	USBR
04/11/1980	2.90	7532.91	USBR
04/30/1980	2.90	7532.91	USBR
07/16/1980	4.30	7531.51	USBR
09/18/1980	4.90	7530.91	USBR
10/20/1980	4.60	7531.21	USBR
11/17/1980	4.20	7531.61	USBR
12/08/1980	4.00	7531.81	USBR
01/27/1981	3.80	7532.01	USBR
02/17/1981	3.70	7532.11	USBR
03/31/1981	3.40	7532.41	USBR
05/04/1981	3.30	7532.51	USBR
06/02/1981	3.30	7532.51	USBR
06/23/1981	3.80	7532.01	USBR
07/20/1981	4.30	7531.51	USBR
08/21/1981	4.60	7531.21	USBR
09/30/1981	4.60	7531.21	USBR
10/19/1981	4.60	7531.21	USBR
11/21/1981	4.30	7531.51	USBR
12/21/1981	4.00	7531.81	USBR
03/09/1982	3.60	7532.21	USBR
04/26/1982	3.40	7532.41	USBR
05/24/1982	3.40	7532.41	USBR
08/27/1982	4.60	7531.21	USBR
09/30/1982	4.40	7531.41	USBR
10/29/1982	4.20	7531.61	USBR
11/30/1982	4.10	7531.71	USBR
12/09/1982	4.10	7531.71	USBR
01/17/1983	3.90	7531.91	USBR
02/14/1983	3.90	7531.91	USBR
03/21/1983	3.50	7532.31	USBR
04/20/1983	3.30	7532.51	USBR
05/18/1983	3.60	7532.21	USBR
06/18/1983	3.60	7532.21	USBR
09/08/1983	5.00	7530.81	USBR
07/19/2002	11.73	7524.08	USBR
08/20/2002	11.67	7524.14	USBR
09/12/2002	11.66	7524.15	USBR
10/10/2002	11.60	7524.21	USBR
10/21/2002	11.57	7524.24	USBR
11/25/2002	11.48	7524.33	USBR
02/14/2003	11.43	7524.38	USBR
03/25/2003	11.42	7524.39	USBR
04/16/2003	11.43	7524.38	USBR
06/25/2003	11.38	7524.43	USBR
07/22/2003	11.36	7524.45	USBR
08/21/2003	11.32	7524.49	USBR
09/03/2003	11.28	7524.53	USBR
10/06/2003	11.22	7524.59	USBR
01/05/2004	11.18	7524.63	USBR
02/25/2004	11.19	7524.62	USGS,USBR
04/26/2004	11.15	7524.66	USBR
05/17/2004	11.10	7524.71	USBR
07/19/2004	11.07	7524.74	USBR
08/18/2004	11.00	7524.81	USGS
09/14/2004	10.99	7524.82	USBR
10/15/2004	10.99	7524.82	USBR
11/18/2004	10.94	7524.87	USBR
12/15/2004	10.92	7524.89	USBR
02/08/2005	10.88	7524.93	USBR
03/08/2005	10.88	7524.93	USGS,USBR
04/04/2005	10.85	7524.96	USBR
06/06/2005	10.81	7525.00	USBR
06/22/2005	10.81	7525.00	USBR
07/21/2005	10.80	7525.01	USBR
08/24/2005	10.71	7525.10	USGS,USBR
09/22/2005	10.76	7525.05	USBR
12/20/2005	10.73	7525.08	USBR
02/23/2006	10.81	7525.00	USBR
05/04/2006	10.85	7524.96	USBR
07/14/2006	10.88	7524.93	USBR
09/13/2006	10.93	7524.88	USBR
11/20/2006	10.98	7524.83	USBR
01/16/2007	11.04	7524.77	USBR
04/09/2007	11.09	7524.72	USBR

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Well NA04101036AAB3 EW-70U (EW70U)Unconfined

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Water-Level Data

1970 to Present

1944 to Present

Well NA04101036AAB3 EW-70U (EW70U)
Unconfined