Well NA03901229BDD3 EW-18U (EW18U)
Unconfined

Co-located Well(s):
NA03901229BDD1 EW-18C (EW18C)

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Well Information Table
Common Well IDNA03901229BDD3 EW-18U
USBR Well IDEW18U
USGS Well ID373557105410403
USGS Station NameNA03901229BDD3 EW-18U
USGS Construction Date10/22/1980
USGS Site TypeWell
USGS Site Use InformationObservation
USGS Groundwater Use InformationUnused
Data Source(s)USGS, USBR
Location Data
TRSNA03901229BDD3 EW-18U
USBR TRSNA03901229BDD3
USGS TRS 1NA03901229BDD3 EW-18U
Longitude/Latitude (NAD83)-105.68507546 , 37.59914943
Longitude/Latitude Data SourceUSBOR EW well locations
USGS Longitude/Latitude (NAD83)-105.6850168 , 37.59916980
USBR Longitude/Latitude (NAD27)-105.684503097792 , 37.5991462942658
Easting, Northing RGDSS-NAD83 (US ft)196817.55 , 219602.17
USGS TopographyValley flat
USGS CountyAlamosa County
USGS Map NameDRY LAKES
USGS Map Scale24000
Elevation and Depth Data
Ground Elevation (ft NAVD88)7529.63
Elevation Data SourceUSBOR EW well database
USBR Ground Elevation (ft NGVD29)7525.5
USGS Ground Elevation (ft NGVD29)7525.40
1/3-Arc Second NED Ground Elevation (ft NAVD88)7529.12
1-Arc Second NED Ground Elevation (ft NAVD88)7529.57
SRTM Ground Elevation (ft NAVD88)7535.40
Total Depth (ft)35.00
USBR Total Depth (ft)35
USGS Hole Depth (ft)35.00
USGS Well Depth (ft)34.00
Model Layer1
Model Layer SourceAquifer Type
Depth of Bottom of Layer 165
Depth of Bottom of Layer 2369
Depth of Bottom of Layer 31040
Depth of Bottom of Layer 42929
Additional Well InformationLogs, Construction
Aquifer Information
Aquifer TypeUnconfined
Aquifer Type SourceEW_AQFR
USGS Hydrologic UnitSan Luis
USGS Data AvailableWater-level (GW.LEV)
Water-level Database Information
Water-level Count557
Water-level Date Range02/18/1978 thru 09/15/2024
Monitored within the last 18 monthsYes, most recently on 09/15/2024
Depth-to-Water Range (ft)2.89 to 6.42
Water Table Elevation Range (ft NAVD88)7523.21 to 7526.74
Water-Level-Source:Number-of-MeasurementsUSGS:37 USBR:528

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Water-level Data

2019 to Present

1967 to Present

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Measurement DateDepth to
Water (ft)
Elevation
(ft NAVD88)
Data
Source(s)
02/18/19785.707523.93USBR
03/23/19785.607524.03USBR
04/07/19785.607524.03USBR
04/21/19785.507524.13USBR
05/12/19785.607524.03USBR
05/31/19785.607524.03USBR
06/09/19785.607524.03USBR
06/23/19785.607524.03USBR
07/11/19785.707523.93USBR
07/28/19785.807523.83USBR
08/10/19785.907523.73USBR
08/25/19786.107523.53USBR
09/07/19786.107523.53USBR
09/22/19786.207523.43USBR
10/06/19786.207523.43USBR
10/20/19786.207523.43USBR
11/07/19786.207523.43USBR
11/17/19786.107523.53USBR
12/01/19786.007523.63USBR
12/15/19786.007523.63USBR
01/04/19796.007523.63USBR
04/04/19795.807523.83USBR
04/20/19795.707523.93USBR
05/09/19795.707523.93USBR
05/18/19795.607524.03USBR
06/04/19795.507524.13USBR
06/15/19795.507524.13USBR
07/02/19795.507524.13USBR
07/18/19795.507524.13USBR
07/28/19795.607524.03USBR
08/13/19795.607524.03USBR
08/24/19795.707523.93USBR
09/10/19795.907523.73USBR
09/26/19795.907523.73USBR
10/15/19795.907523.73USBR
10/29/19796.007523.63USBR
11/23/19795.907523.73USBR
12/10/19795.907523.73USBR
01/31/19805.807523.83USBR
02/27/19805.707523.93USBR
03/18/19805.607524.03USBR
04/11/19805.607524.03USBR
04/30/19805.507524.13USBR
05/27/19805.507524.13USBR
07/16/19805.707523.93USBR
08/15/19805.807523.83USBR
09/18/19806.007523.63USBR
10/20/19806.007523.63USBR
11/17/19805.907523.73USBR
12/08/19805.907523.73USBR
01/27/19815.907523.73USBR
02/17/19815.807523.83USBR
03/31/19815.607524.03USBR
05/04/19815.507524.13USBR
06/02/19815.407524.23USBR
06/23/19815.507524.13USBR
07/20/19815.707523.93USBR
08/21/19815.807523.83USBR
09/23/19815.967523.67USGS
09/30/19815.907523.73USBR
10/22/19816.007523.63USBR
11/21/19816.007523.63USBR
12/17/19815.907523.73USBR
01/28/19825.907523.73USBR
03/10/19825.707523.93USBR
04/28/19825.507524.13USBR
05/25/19825.407524.23USBR
06/25/19825.607524.03USBR
07/22/19825.807523.83USBR
08/26/19826.007523.63USBR
09/28/19826.107523.53USBR
10/30/19825.907523.73USBR
11/18/19826.007523.63USBR
12/20/19826.007523.63USBR
01/19/19835.807523.83USBR
02/16/19836.107523.53USBR
03/28/19835.907523.73USBR
08/19/19835.807523.83USBR
09/20/19836.007523.63USBR
10/20/19836.107523.53USBR
11/15/19836.207523.43USBR
04/20/19845.507524.13USBR
05/15/19845.507524.13USBR
07/11/19845.407524.23USBR
08/30/19845.547524.09USBR
09/25/19845.497524.14USBR
10/18/19845.477524.16USBR
11/19/19845.047524.59USBR
01/24/19854.647524.99USBR
02/22/19854.507525.13USBR
03/21/19854.507525.13USBR
04/22/19854.347525.29USBR
05/20/19855.187524.45USBR
06/21/19854.927524.71USBR
07/19/19855.387524.25USBR
08/15/19855.527524.11USBR
09/22/19855.607524.03USBR
10/22/19855.677523.96USBR
11/22/19855.597524.04USBR
12/16/19855.437524.20USBR
01/21/19865.457524.18USBR
02/14/19864.827524.81USBR
03/18/19864.737524.90USBR
04/15/19864.277525.36USBR
05/21/19865.187524.45USBR
06/17/19865.227524.41USBR
07/22/19865.347524.29USBR
09/16/19865.597524.04USBR
10/20/19865.577524.06USBR
11/18/19865.467524.17USBR
12/30/19865.317524.32USBR
01/15/19875.347524.29USBR
01/21/19875.247524.39USBR
02/24/19875.227524.41USBR
03/18/19875.137524.50USBR
04/22/19875.067524.57USBR
05/21/19874.997524.64USBR
06/18/19874.987524.65USBR
07/27/19875.327524.31USBR
08/24/19875.457524.18USBR
09/18/19875.807523.83USBR
10/15/19875.587524.05USBR
11/17/19875.507524.13USBR
12/15/19875.447524.19USBR
05/25/19885.007524.63USBR
06/15/19885.037524.60USBR
07/15/19885.177524.46USBR
08/15/19885.377524.26USBR
10/15/19885.537524.10USBR
10/19/19885.567524.07USBR
12/15/19885.417524.22USBR
02/15/19895.317524.32USBR
03/15/19895.207524.43USBR
04/15/19895.107524.53USBR
05/15/19895.057524.58USBR
06/15/19895.107524.53USBR
07/15/19895.227524.41USBR
08/15/19895.017524.62USBR
09/15/19895.007524.63USBR
10/15/19895.077524.56USBR
11/15/19895.047524.59USBR
12/15/19895.017524.62USBR
01/15/19904.997524.64USBR
02/15/19904.967524.67USBR
03/15/19904.917524.72USBR
04/15/19904.847524.79USBR
05/15/19904.687524.95USBR
06/15/19904.677524.96USBR
07/15/19904.917524.72USBR
08/15/19905.127524.51USBR
09/15/19905.257524.38USBR
02/15/19914.957524.68USBR
03/15/19914.867524.77USBR
04/15/19914.737524.90USBR
05/15/19914.667524.97USBR
06/15/19914.667524.97USBR
07/15/19914.857524.78USBR
08/15/19915.047524.59USBR
09/15/19915.197524.44USBR
10/10/19915.227524.41USBR
10/15/19915.227524.41USBR
11/15/19915.167524.47USBR
12/15/19915.027524.61USBR
01/15/19924.947524.69USBR
02/15/19924.917524.72USBR
03/15/19924.837524.80USBR
04/15/19924.477525.16USBR
05/15/19924.407525.23USBR
06/15/19924.477525.16USBR
07/15/19924.757524.88USBR
08/15/19924.927524.71USBR
09/15/19924.947524.69USBR
10/15/19924.967524.67USBR
11/15/19924.927524.71USBR
12/15/19924.847524.79USBR
01/15/19934.877524.76USBR
02/15/19934.897524.74USBR
03/15/19934.527525.11USBR
04/22/19934.067525.57USBR
05/15/19933.967525.67USBR
06/15/19934.017525.62USBR
07/15/19934.357525.28USBR
08/15/19934.557525.08USBR
09/15/19934.187525.45USBR
10/15/19934.147525.49USBR
11/15/19934.127525.51USBR
12/15/19934.137525.50USBR
01/15/19944.287525.35USBR
02/15/19944.267525.37USBR
03/15/19943.977525.66USBR
04/15/19943.957525.68USBR
05/15/19943.877525.76USBR
06/15/19943.977525.66USBR
07/15/19944.347525.29USBR
08/15/19944.587525.05USBR
09/15/19944.647524.99USBR
10/28/19944.757524.88USBR
10/28/19944.747524.89USGS
01/05/19954.607525.03USBR
01/05/19954.597525.04USGS
02/01/19954.567525.07USBR
02/01/19954.557525.08USGS
03/07/19954.357525.28USGS
03/07/19954.367525.27USBR
04/21/19954.237525.40USGS
04/21/19954.247525.39USBR
05/18/19954.197525.44USBR
05/18/19954.187525.45USGS
06/22/19954.247525.39USGS
06/22/19954.257525.38USBR
07/19/19953.617526.02USBR
07/19/19953.607526.03USGS
08/23/19952.897526.74USGS
08/23/19952.907526.73USBR
09/21/19952.927526.71USBR
09/21/19952.917526.72USGS
10/23/19953.027526.61USBR
10/23/19953.017526.62USGS
11/30/19953.077526.56USBR
11/30/19953.067526.57USGS
01/10/19963.297526.34USGS
01/10/19963.307526.33USBR
03/21/19963.037526.60USGS
03/21/19963.047526.59USBR
04/22/19963.107526.53USBR
06/04/19963.407526.23USBR
06/26/19963.567526.07USGS
06/26/19963.577526.06USBR
07/11/19963.697525.94USBR
07/31/19963.907525.73USBR
09/05/19964.157525.48USBR
09/25/19964.157525.48USBR
09/25/19964.147525.49USGS
11/06/19964.077525.56USBR
01/10/19974.007525.63USBR
04/28/19973.687525.95USBR
05/29/19973.687525.95USBR
05/29/19973.677525.96USGS
06/18/19973.897525.74USBR
08/14/19973.977525.66USBR
08/27/19974.077525.56USBR
08/27/19974.067525.57USGS
09/03/19974.167525.47USBR
01/16/19983.967525.67USBR
02/13/19984.037525.60USBR
02/13/19984.027525.61USGS
04/14/19983.597526.04USBR
06/18/19983.917525.72USBR
10/08/19984.287525.35USGS
10/08/19984.297525.34USBR
10/13/19984.297525.34USBR
01/22/19993.807525.83USBR
02/15/19993.697525.94USBR
03/15/19993.637526.00USBR
04/08/19993.587526.05USBR
04/08/19993.577526.06USGS
04/15/19993.557526.08USBR
05/15/19992.997526.64USBR
06/15/19993.217526.42USBR
09/21/19993.877525.76USBR
09/21/19993.867525.77USGS
01/24/20003.687525.95USBR
03/29/20003.497526.14USBR
03/29/20003.487526.15USGS
04/24/20003.387526.25USBR
06/20/20003.877525.76USBR
09/13/20004.307525.33USBR
09/20/20004.317525.32USGS,USBR
11/28/20004.147525.49USBR
01/10/20014.217525.42USGS,USBR
02/12/20014.267525.37USBR
02/26/20013.977525.66USBR
03/21/20013.677525.96USBR
04/05/20013.637526.00USGS,USBR
04/25/20013.587526.05USBR
05/09/20013.477526.16USBR
06/06/20013.577526.06USBR
06/25/20013.837525.80USGS,USBR
08/29/20014.157525.48USBR
09/20/20014.237525.40USGS,USBR
11/27/20014.207525.43USBR
01/16/20024.237525.40USGS,USBR
02/21/20024.257525.38USBR
03/15/20023.857525.78USBR
04/15/20023.767525.87USBR
05/13/20023.867525.77USBR
06/15/20024.177525.46USBR
07/31/20024.527525.11USBR
08/01/20024.527525.11USGS
08/08/20024.567525.07USBR
09/15/20024.757524.88USBR
10/15/20024.697524.94USBR
11/20/20024.507525.13USBR
01/24/20034.377525.26USGS,USBR
02/04/20034.307525.33USBR
03/15/20034.247525.39USBR
04/15/20033.977525.66USBR
05/06/20033.907525.73USBR
06/15/20034.087525.55USBR
07/09/20034.357525.28USGS,USBR
08/15/20034.807524.83USBR
09/17/20034.487525.15USBR
12/19/20034.417525.22USBR
01/15/20044.427525.21USBR
01/15/20044.437525.20USGS
03/09/20044.217525.42USBR
03/15/20044.117525.52USBR
04/15/20044.017525.62USBR
05/15/20043.977525.66USBR
05/24/20043.987525.65USBR
06/15/20044.207525.43USBR
07/15/20044.537525.10USBR
08/15/20044.557525.08USBR
08/18/20044.557525.08USGS
09/15/20044.767524.87USBR
10/15/20044.827524.81USBR
11/15/20044.757524.88USBR
12/15/20044.667524.97USBR
01/15/20054.577525.06USBR
02/15/20054.477525.16USBR
03/21/20054.177525.46USGS
03/22/20054.177525.46USBR
04/15/20054.127525.51USBR
05/15/20054.047525.59USBR
06/15/20054.257525.38USBR
07/15/20054.817524.82USBR
08/15/20054.957524.68USBR
09/15/20055.087524.55USBR
10/15/20055.227524.41USBR
11/04/20055.107524.53USGS
11/15/20055.057524.58USBR
12/15/20054.967524.67USBR
01/15/20064.857524.78USBR
02/15/20064.797524.84USBR
03/15/20064.707524.93USBR
04/15/20064.607525.03USBR
05/15/20064.567525.07USBR
06/15/20064.947524.69USBR
07/15/20065.037524.60USBR
08/15/20065.117524.52USBR
09/15/20065.177524.46USBR
10/15/20064.977524.66USBR
11/15/20064.687524.95USBR
12/15/20064.577525.06USBR
01/15/20074.537525.10USBR
02/15/20074.547525.09USBR
03/15/20074.407525.23USBR
04/15/20074.267525.37USBR
05/15/20074.037525.60USBR
06/15/20074.037525.60USBR
07/15/20074.417525.22USBR
08/15/20074.707524.93USBR
09/15/20074.907524.73USBR
10/15/20074.977524.66USBR
11/15/20074.897524.74USBR
12/15/20074.777524.86USBR
01/15/20084.707524.93USBR
02/15/20084.777524.86USBR
03/15/20084.497525.14USBR
04/17/20084.367525.27USBR
05/15/20084.327525.31USBR
06/15/20084.517525.12USBR
07/15/20084.867524.77USBR
08/15/20085.077524.56USBR
09/15/20085.147524.49USBR
10/15/20085.187524.45USBR
11/15/20085.087524.55USBR
12/15/20084.957524.68USBR
01/15/20094.877524.76USBR
02/15/20094.827524.81USBR
03/15/20094.687524.95USBR
04/15/20094.577525.06USBR
05/15/20094.407525.23USBR
06/15/20094.437525.20USBR
07/15/20094.727524.91USBR
08/15/20095.087524.55USBR
09/15/20095.247524.39USBR
10/15/20095.257524.38USBR
11/15/20095.127524.51USBR
12/15/20095.007524.63USBR
01/15/20104.967524.67USBR
02/15/20104.907524.73USBR
03/15/20104.767524.87USBR
04/15/20104.647524.99USBR
05/15/20104.557525.08USBR
06/15/20104.737524.90USBR
07/15/20105.207524.43USBR
08/15/20105.367524.27USBR
09/15/20105.467524.17USBR
10/15/20105.497524.14USBR
11/15/20105.397524.24USBR
12/15/20105.287524.35USBR
01/15/20115.167524.47USBR
02/15/20115.087524.55USBR
03/15/20114.997524.64USBR
04/15/20114.897524.74USBR
05/15/20114.847524.79USBR
06/15/20115.007524.63USBR
07/15/20115.457524.18USBR
08/15/20115.577524.06USBR
09/15/20115.627524.01USBR
10/15/20115.647523.99USBR
11/15/20115.507524.13USBR
12/15/20115.377524.26USBR
01/15/20125.277524.36USBR
02/15/20125.207524.43USBR
03/15/20125.137524.50USBR
04/15/20125.027524.61USBR
05/15/20125.007524.63USBR
06/15/20125.367524.27USBR
07/15/20125.717523.92USBR
08/15/20125.847523.79USBR
09/15/20125.937523.70USBR
10/15/20125.967523.67USBR
11/15/20125.867523.77USBR
12/15/20125.737523.90USBR
01/15/20135.627524.01USBR
02/15/20135.557524.08USBR
03/15/20135.457524.18USBR
04/15/20135.357524.28USBR
05/15/20135.277524.36USBR
06/15/20135.427524.21USBR
07/15/20135.727523.91USBR
08/14/20135.937523.70USBR
09/15/20136.037523.60USBR
10/15/20136.047523.59USBR
11/15/20135.887523.75USBR
12/15/20135.727523.91USBR
01/15/20145.617524.02USBR
02/15/20145.547524.09USBR
03/15/20145.407524.23USBR
04/15/20145.267524.37USBR
05/15/20145.167524.47USBR
06/15/20145.237524.40USBR
07/15/20145.687523.95USBR
08/15/20145.967523.67USBR
09/15/20146.117523.52USBR
10/15/20146.147523.49USBR
11/15/20146.067523.57USBR
12/15/20145.917523.72USBR
01/15/20155.797523.84USBR
02/15/20155.687523.95USBR
03/15/20155.607524.03USBR
04/15/20155.507524.13USBR
05/15/20155.417524.22USBR
06/15/20155.387524.25USBR
07/15/20155.617524.02USBR
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