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Groundwater levels for the Nation

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Agency code = usgs
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  • 411822091411001
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USGS 411822091411001 075N07W17ABCA 07549 1956Washington 6

Washington County, Iowa
Latitude  41°18'23", Longitude  91°41'13" NAD27
Land-surface elevation 757 feet above NGVD29
The depth of the well is 1,900 feet below land surface.
The depth of the hole is 1,900 feet below land surface.
This well is completed in the Jordan Sandstone (371JRDN) local aquifer.
Output formats
Table of data
Tab-separated data
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Reselect period
Date Time
?
 
Water-level
date-time
accuracy
?
 
Parameter
code 		Water
level,
feet
below
land
surface		 Water
level,
feet
above
specific
vertical
datum		 Referenced
vertical
datum
?
 
Status
?
 
Method of
measurement
?
 
Measuring
agency
?
 
Source of
measurement
?
 
Water-level
approval
status
1956-07-02 D62610 585.00NGVD291L  A
1956-07-02 D62611 584.89NAVD881L  A
1956-07-02 D72019172.00  1L  A
1997-04-2419:10 UTCm62610 453.00NGVD291A  A
1997-04-2419:10 UTCm62611 452.89NAVD881A  A
1997-04-2419:10 UTCm72019304.00  1A  A
1997-11-0418:00 UTCm62610 507.00NGVD291A  A
1997-11-0418:00 UTCm62611 506.89NAVD881A  A
1997-11-0418:00 UTCm72019250.00  1A  A
1998-02-0221:05 UTCm62610 506.00NGVD291A  A
1998-02-0221:05 UTCm62611 505.89NAVD881A  A
1998-02-0221:05 UTCm72019251.00  1A  A
1998-05-06 D62610 507.00NGVD291A  A
1998-05-06 D62611 506.89NAVD881A  A
1998-05-06 D72019250.00  1A  A
1998-08-03 D62610 510.00NGVD291O  A
1998-08-03 D62611 509.89NAVD881O  A
1998-08-03 D72019247.00  1O  A
1998-11-0414:30 UTCm62610 497.00NGVD291O  A
1998-11-0414:30 UTCm62611 496.89NAVD881O  A
1998-11-0414:30 UTCm72019260.00  1O  A
1999-02-0117:20 UTCm62610 506.00NGVD291O  A
1999-02-0117:20 UTCm62611 505.89NAVD881O  A
1999-02-0117:20 UTCm72019251.00  1O  A
1999-05-1016:00 UTCm62610 508.00NGVD291O  A
1999-05-1016:00 UTCm62611 507.89NAVD881O  A
1999-05-1016:00 UTCm72019249.00  1O  A
1999-08-1013:00 UTCm62610 500.00NGVD291A  A
1999-08-1013:00 UTCm62611 499.89NAVD881A  A
1999-08-1013:00 UTCm72019257.00  1A  A
2000-08-1419:42 UTCm62610 504.00NGVD291A  A
2000-08-1419:42 UTCm62611 503.89NAVD881A  A
2000-08-1419:42 UTCm72019253.00  1A  A

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracymDate is accurate to the Minute
Parameter code62610Groundwater level above NGVD 1929, feet
Parameter code62611Groundwater level above NAVD 1988, feet
Parameter code72019Depth to water level, feet below land surface
Referenced vertical datumNAVD88North American Vertical Datum of 1988
Referenced vertical datumNGVD29National Geodetic Vertical Datum of 1929
Status1Static
Method of measurementAAirline measurement.
Method of measurementLInterpreted from geophysical logs.
Method of measurementOObserved.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.