Well NA03901207CAB3 EW-21U (EW21U)
Unconfined

Co-located Well(s):
NA03901207CAB1 EW-21C (EW21C)

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Well Information Table
Common Well IDNA03901207CAB3 EW-21U
USBR Well IDEW21U
USGS Well ID373825105421503
GSDNP Well Name373825105421503
USGS Station NameNA03901207CAB3 EW-21U
USGS Construction Date10/10/1980
USGS Site TypeWell
USGS Site Use InformationObservation
USGS Groundwater Use InformationUnused
Data Source(s)USGS, USBR
Location Data
TRSNA03901207CAB3 EW-21U
USBR TRSNA03901207CAB3
USGS TRS 1NA03901207CAB3 EW-21U
Longitude/Latitude (NAD83)-105.70483617 , 37.63921620
Longitude/Latitude Data SourceUSBOR EW well locations
USGS Longitude/Latitude (NAD83)-105.7047395 , 37.64027997
USBR Longitude/Latitude (NAD27)-105.704263337425 , 37.6392139808892
Easting, Northing RGDSS-NAD83 (US ft)191100.05 , 234188.43
USGS TopographyValley flat
USGS CountyAlamosa County
USGS Map NameMEDANO RANCH
USGS Map Scale24000
Elevation and Depth Data
Ground Elevation (ft NAVD88)7528.61
Elevation Data SourceUSBOR EW well database
USBR Ground Elevation (ft NGVD29)7524.5
USGS Ground Elevation (ft NGVD29)7524.30
1/3-Arc Second NED Ground Elevation (ft NAVD88)7528.44
1-Arc Second NED Ground Elevation (ft NAVD88)7527.71
SRTM Ground Elevation (ft NAVD88)7536.33
Total Depth (ft)50.00
USBR Total Depth (ft)50
USGS Hole Depth (ft)128.00
USGS Well Depth (ft)49.00
Model Layer1
Model Layer SourceAquifer Type
Depth of Bottom of Layer 1114
Depth of Bottom of Layer 2456
Depth of Bottom of Layer 31445
Depth of Bottom of Layer 43690
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 Count850
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)6.74 to 9.93
Water Table Elevation Range (ft NAVD88)7518.68 to 7521.87
Water-Level-Source:Number-of-MeasurementsUSGS:336 USBR:551

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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)
02/18/19787.107521.51USBR
03/23/19787.007521.61USBR
04/07/19787.007521.61USBR
04/21/19786.907521.71USBR
05/12/19786.907521.71USBR
05/31/19787.007521.61USBR
06/09/19787.207521.41USBR
06/23/19787.407521.21USBR
07/11/19787.607521.01USBR
07/28/19787.807520.81USBR
08/10/19787.907520.71USBR
08/25/19788.007520.61USBR
09/07/19788.107520.51USBR
09/22/19788.107520.51USBR
10/06/19788.007520.61USBR
10/20/19787.907520.71USBR
11/07/19787.807520.81USBR
11/17/19787.807520.81USBR
12/01/19787.707520.91USBR
12/15/19787.607521.01USBR
01/04/19797.607521.01USBR
04/04/19797.307521.31USBR
04/20/19797.207521.41USBR
05/09/19797.107521.51USBR
05/18/19797.007521.61USBR
06/04/19797.007521.61USBR
06/15/19797.007521.61USBR
07/02/19797.307521.31USBR
07/18/19797.507521.11USBR
07/28/19797.707520.91USBR
08/13/19797.707520.91USBR
08/24/19797.907520.71USBR
09/10/19798.007520.61USBR
09/26/19798.007520.61USBR
10/15/19798.007520.61USBR
10/29/19797.907520.71USBR
11/23/19797.807520.81USBR
12/10/19797.707520.91USBR
01/31/19807.607521.01USBR
02/27/19807.407521.21USBR
03/18/19807.307521.31USBR
04/11/19807.207521.41USBR
04/30/19807.107521.51USBR
05/27/19807.207521.41USBR
07/16/19807.807520.81USBR
08/15/19808.107520.51USBR
09/18/19808.207520.41USBR
11/17/19807.907520.71USBR
12/08/19807.807520.81USBR
01/27/19817.607521.01USBR
02/17/19817.707520.91USBR
03/31/19817.407521.21USBR
05/04/19817.307521.31USBR
06/02/19817.307521.31USBR
06/23/19817.607521.01USBR
07/20/19817.707520.91USBR
08/21/19817.907520.71USBR
09/30/19817.707520.91USBR
10/22/19817.707520.91USBR
11/21/19817.607521.01USBR
12/17/19817.407521.21USBR
01/14/19827.537521.08USGS
01/15/19827.537521.08USBR
01/21/19827.547521.07USGS
01/28/19827.487521.13USGS
02/01/19827.437521.18USGS
02/07/19827.377521.24USGS
02/14/19827.307521.31USGS
02/15/19827.297521.32USBR
02/21/19827.257521.36USGS
02/28/19827.267521.35USGS
03/01/19827.257521.36USGS
03/07/19827.267521.35USGS
03/14/19827.307521.31USGS
03/15/19827.307521.31USBR
03/21/19827.367521.25USGS
03/28/19827.417521.20USGS
04/01/19827.387521.23USGS
04/07/19827.267521.35USGS
04/14/19827.117521.50USGS
04/15/19827.107521.51USBR
04/21/19827.047521.57USGS
04/28/19827.017521.60USGS
05/01/19827.017521.60USGS
05/07/19827.007521.61USGS
05/14/19827.027521.59USGS
05/15/19827.027521.59USBR
05/21/19827.037521.58USGS
05/28/19827.027521.59USGS
06/01/19827.087521.53USGS
06/07/19827.177521.44USGS
06/14/19827.287521.33USGS
06/15/19827.307521.31USBR
06/21/19827.367521.25USGS
06/28/19827.467521.15USGS
07/01/19827.517521.10USGS
07/07/19827.587521.03USGS
07/14/19827.677520.94USGS
07/15/19827.697520.92USBR
07/21/19827.767520.85USGS
07/28/19827.847520.77USGS
08/01/19827.857520.76USGS
08/07/19827.927520.69USGS
08/14/19827.997520.62USGS
08/15/19828.007520.61USBR
08/21/19828.087520.53USGS
08/28/19828.207520.41USGS
09/01/19828.237520.38USGS
09/07/19828.277520.34USGS
09/14/19828.247520.37USGS
09/15/19828.247520.37USBR
09/21/19828.237520.38USGS
09/28/19828.237520.38USGS
10/01/19828.227520.39USGS
10/07/19828.207520.41USGS
10/14/19828.157520.46USGS
10/15/19828.147520.47USBR
10/21/19828.107520.51USGS
10/28/19828.047520.57USGS
11/01/19828.017520.60USGS
11/07/19827.977520.64USGS
11/14/19827.947520.67USGS
11/15/19827.937520.68USBR
11/21/19827.907520.71USGS
11/28/19827.867520.75USGS
11/30/19827.867520.75USGS
12/16/19827.777520.84USGS,USBR
12/21/19827.777520.84USGS
12/28/19827.757520.86USGS
01/01/19837.767520.85USGS
01/07/19837.787520.83USGS
01/14/19837.777520.84USGS
01/15/19837.787520.83USBR
01/21/19837.757520.86USGS
01/28/19837.747520.87USGS
02/01/19837.727520.89USGS
02/07/19837.697520.92USGS
02/14/19837.657520.96USGS
02/15/19837.657520.96USBR
02/21/19837.617521.00USGS
02/28/19837.577521.04USGS
03/01/19837.577521.04USGS
03/07/19837.537521.08USGS
03/14/19837.497521.12USGS
03/15/19837.487521.13USBR
03/21/19837.447521.17USGS
03/28/19837.397521.22USGS
04/01/19837.397521.22USGS
04/07/19837.387521.23USGS
04/14/19837.377521.24USGS
04/15/19837.377521.24USBR
04/21/19837.357521.26USGS
04/28/19837.337521.28USGS
05/01/19837.327521.29USGS
05/07/19837.327521.29USGS
05/14/19837.347521.27USGS
05/15/19837.327521.29USBR
05/21/19837.347521.27USGS
05/28/19837.377521.24USGS
06/01/19837.307521.31USGS
06/07/19837.337521.28USGS
06/14/19837.387521.23USGS
06/15/19837.397521.22USBR
06/21/19837.497521.12USGS
06/28/19837.457521.16USGS
07/01/19837.477521.14USGS
07/07/19837.597521.02USGS
07/14/19837.707520.91USGS
07/15/19837.717520.90USBR
07/21/19837.827520.79USGS
07/28/19837.887520.73USGS
08/01/19837.927520.69USGS
08/07/19837.987520.63USGS
08/14/19838.067520.55USGS
08/15/19838.077520.54USBR
08/21/19838.157520.46USGS
09/01/19838.277520.34USGS
09/07/19838.347520.27USGS
09/14/19838.387520.23USGS
09/15/19838.397520.22USBR
09/21/19838.417520.20USGS
09/28/19838.417520.20USGS
10/01/19838.407520.21USGS
10/07/19838.357520.26USGS
10/14/19838.307520.31USGS
10/15/19838.307520.31USBR
10/21/19838.267520.35USGS
10/28/19838.217520.40USGS
11/01/19838.187520.43USGS
11/07/19838.147520.47USGS
11/14/19838.087520.53USGS
11/15/19838.077520.54USBR
11/21/19838.047520.57USGS
11/28/19838.027520.59USGS
12/01/19838.017520.60USGS
12/14/19837.997520.62USGS
12/15/19837.997520.62USBR
12/21/19837.987520.63USGS
12/25/19837.977520.64USGS
04/18/19847.047521.57USGS,USBR
04/21/19847.067521.55USGS
04/28/19847.117521.50USGS
05/01/19847.107521.51USGS
05/07/19847.147521.47USGS
05/14/19847.197521.42USGS
05/15/19847.217521.40USBR
05/21/19847.267521.35USGS
05/28/19847.297521.32USGS
06/01/19847.337521.28USGS
06/07/19847.377521.24USGS
06/14/19847.497521.12USGS
06/15/19847.507521.11USBR
06/21/19847.607521.01USGS
06/28/19847.637520.98USGS
07/01/19847.647520.97USGS
07/07/19847.747520.87USGS
07/14/19847.867520.75USGS
07/15/19847.897520.72USBR
07/21/19847.947520.67USGS
07/28/19848.007520.61USGS
08/01/19848.037520.58USGS
08/07/19848.077520.54USGS
08/14/19848.117520.50USGS
08/15/19848.127520.49USBR
08/21/19848.147520.47USGS
08/28/19848.147520.47USGS
09/01/19848.147520.47USGS
09/07/19848.167520.45USGS
09/14/19848.187520.43USGS
09/15/19848.187520.43USBR
09/21/19848.197520.42USGS
09/28/19848.227520.39USGS
10/01/19848.227520.39USGS
10/07/19848.207520.41USGS
10/14/19848.147520.47USGS
10/15/19848.147520.47USBR
10/21/19848.097520.52USGS
10/28/19848.047520.57USGS
11/01/19848.017520.60USGS
11/07/19847.967520.65USGS
11/14/19847.927520.69USGS
11/15/19847.927520.69USBR
11/21/19847.897520.72USGS
11/28/19847.857520.76USGS
12/01/19847.837520.78USGS
12/07/19847.827520.79USGS
12/14/19847.797520.82USGS
12/15/19847.787520.83USBR
12/21/19847.777520.84USGS
12/28/19847.777520.84USGS
01/01/19857.757520.86USGS
01/07/19857.747520.87USGS
01/14/19857.737520.88USGS
01/15/19857.727520.89USBR
01/21/19857.717520.90USGS
01/28/19857.707520.91USGS
02/01/19857.687520.93USGS
02/07/19857.667520.95USGS
02/14/19857.667520.95USGS
02/15/19857.667520.95USBR
02/21/19857.647520.97USGS
02/28/19857.607521.01USGS
03/01/19857.607521.01USGS
03/07/19857.567521.05USGS
03/14/19857.517521.10USGS
03/15/19857.507521.11USBR
03/21/19857.467521.15USGS
03/26/19857.447521.17USGS
04/26/19857.327521.29USGS,USBR
04/28/19857.327521.29USGS
05/01/19857.307521.31USGS
05/07/19857.317521.30USGS
05/14/19857.327521.29USGS
05/15/19857.327521.29USBR
05/21/19857.337521.28USGS
05/28/19857.347521.27USGS
06/01/19857.357521.26USGS
06/07/19857.437521.18USGS
06/14/19857.537521.08USGS
06/15/19857.557521.06USBR
06/21/19857.657520.96USGS
06/28/19857.787520.83USGS
07/01/19857.837520.78USGS
07/07/19857.897520.72USGS
07/14/19857.977520.64USGS
07/15/19858.017520.60USBR
07/21/19858.077520.54USGS
07/28/19858.127520.49USGS
08/01/19858.137520.48USGS
08/07/19858.197520.42USGS
08/14/19858.217520.40USGS
08/15/19858.217520.40USBR
08/21/19858.277520.34USGS
08/28/19858.357520.26USGS
09/01/19858.387520.23USGS
09/07/19858.407520.21USGS
09/14/19858.407520.21USGS
09/15/19858.407520.21USBR
09/21/19858.387520.23USGS
09/28/19858.357520.26USGS
10/01/19858.327520.29USGS
10/07/19858.267520.35USGS
10/14/19858.207520.41USGS
10/15/19858.197520.42USBR
10/21/19858.177520.44USGS
10/28/19858.137520.48USGS
11/01/19858.117520.50USGS
11/07/19858.067520.55USGS
11/14/19858.027520.59USGS
11/15/19858.027520.59USBR
11/21/19858.007520.61USGS
11/28/19857.977520.64USGS
12/01/19857.947520.67USGS
12/07/19857.917520.70USGS
12/14/19857.897520.72USGS
12/15/19857.897520.72USBR
12/21/19857.887520.73USGS
12/28/19857.867520.75USGS
01/01/19867.867520.75USGS
01/07/19867.857520.76USGS
01/14/19867.857520.76USGS
01/15/19867.857520.76USBR
01/21/19867.847520.77USGS
01/28/19867.817520.80USGS
02/01/19867.807520.81USGS
02/07/19867.767520.85USGS
02/14/19867.737520.88USGS
02/15/19867.727520.89USBR
02/21/19867.717520.90USGS
02/28/19867.697520.92USGS
03/01/19867.687520.93USGS
03/07/19867.657520.96USGS
03/14/19867.627520.99USGS
03/15/19867.617521.00USBR
03/21/19867.577521.04USGS
03/28/19867.557521.06USGS
04/01/19867.537521.08USGS
04/07/19867.487521.13USGS
04/14/19867.477521.14USGS
04/15/19867.477521.14USBR
04/21/19867.467521.15USGS
04/28/19867.447521.17USGS
05/01/19867.437521.18USGS
05/07/19867.447521.17USGS
05/14/19867.447521.17USGS
05/15/19867.447521.17USBR
05/21/19867.477521.14USGS
05/28/19867.527521.09USGS
06/01/19867.497521.12USGS
06/07/19867.467521.15USGS
06/14/19867.507521.11USGS
06/15/19867.527521.09USBR
06/21/19867.617521.00USGS
06/22/19867.627520.99USGS
07/22/19867.997520.62USGS,USBR
07/28/19868.027520.59USGS
08/01/19868.077520.54USGS
08/07/19868.127520.49USGS
08/14/19868.187520.43USGS
08/15/19868.207520.41USBR
08/21/19868.287520.33USGS
08/28/19868.267520.35USGS
09/01/19868.257520.36USGS
09/07/19868.247520.37USGS
09/14/19868.267520.35USGS
09/15/19868.267520.35USBR
09/21/19868.247520.37USGS
09/28/19868.237520.38USGS
10/01/19868.217520.40USGS
10/07/19868.197520.42USGS
10/14/19868.137520.48USGS
10/15/19868.117520.50USBR
10/21/19868.027520.59USGS
10/28/19867.907520.71USGS
11/01/19867.837520.78USGS
11/07/19867.777520.84USGS
11/14/19867.757520.86USGS
11/15/19867.747520.87USBR
11/21/19867.697520.92USGS
11/28/19867.647520.97USGS
12/01/19867.627520.99USGS
12/07/19867.607521.01USGS
12/14/19867.607521.01USGS
12/15/19867.607521.01USBR
12/21/19867.617521.00USGS
12/28/19867.617521.00USGS
01/01/19877.617521.00USGS
01/07/19877.627520.99USGS
01/14/19877.637520.98USGS
01/15/19877.637520.98USBR
01/21/19877.637520.98USGS
01/28/19877.627520.99USGS
02/01/19877.617521.00USGS
02/07/19877.607521.01USGS
02/11/19877.597521.02USGS,USBR
05/28/19877.277521.34USGS,USBR
06/01/19877.287521.33USGS
06/07/19877.377521.24USGS
06/14/19877.417521.20USGS
06/15/19877.437521.18USBR
06/21/19877.547521.07USGS
06/28/19877.617521.00USGS
07/01/19877.647520.97USGS
07/07/19877.747520.87USGS
07/14/19877.857520.76USGS
07/15/19877.857520.76USBR
07/21/19877.937520.68USGS
07/28/19878.007520.61USGS
08/01/19878.067520.55USGS
08/07/19878.117520.50USGS
08/14/19878.157520.46USGS
08/15/19878.157520.46USBR
08/21/19878.187520.43USGS
08/28/19878.207520.41USGS
09/01/19878.207520.41USGS
09/07/19878.227520.39USGS
09/14/19878.267520.35USGS
09/15/19878.267520.35USBR
09/21/19878.267520.35USGS
09/28/19878.267520.35USGS
12/18/19878.547520.07USBR
05/25/19887.247521.37USBR
06/15/19887.397521.22USBR
07/15/19887.767520.85USBR
08/15/19888.087520.53USBR
10/15/19888.177520.44USBR
11/04/19888.007520.61USBR
12/15/19887.757520.86USBR
02/15/19897.637520.98USBR
03/15/19897.437521.18USBR
04/15/19897.287521.33USBR
05/15/19897.257521.36USBR
06/15/19897.737520.88USBR
07/15/19898.157520.46USBR
08/15/19898.267520.35USBR
09/15/19898.367520.25USBR
10/15/19898.277520.34USBR
11/15/19898.077520.54USBR
12/15/19897.917520.70USBR
01/15/19907.857520.76USBR
02/15/19907.737520.88USBR
03/15/19907.607521.01USBR
04/15/19907.467521.15USBR
05/15/19907.317521.30USBR
06/15/19907.517521.10USBR
07/15/19907.907520.71USBR
08/15/19908.117520.50USBR
09/15/19908.357520.26USBR
10/15/19908.147520.47USBR
11/15/19907.907520.71USBR
12/15/19907.797520.82USBR
01/15/19917.627520.99USBR
02/15/19917.567521.05USBR
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09/15/19918.397520.22USBR
10/10/19918.407520.21USBR
10/15/19918.387520.23USBR
11/15/19918.147520.47USBR
12/15/19917.967520.65USBR
01/15/19927.857520.76USBR
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06/04/19967.537521.08USBR
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04/03/19977.487521.13USGS,USBR
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10/07/19978.267520.35USBR
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04/14/19987.477521.14USBR
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10/13/19987.877520.74USBR
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09/07/19997.787520.83USBR
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04/24/20007.097521.52USBR
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06/06/20017.527521.09USBR
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08/15/20017.997520.62USBR
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