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Groundwater levels for the Nation

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Agency code = usgs
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  • 420009091432101
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USGS 420009091432101 083N08W13ACAC 1998USGS CRM-27

Linn County, Iowa
Latitude  42°00'09", Longitude  91°43'21" NAD27
Land-surface elevation 722 feet above NAVD88
The depth of the well is 23.0 feet below land surface.
The depth of the hole is 23.0 feet below land surface.
This well is completed in the Sand and gravel aquifers (glaciated regions) (N100GLCIAL) national aquifer.
This well is completed in the Holocene Alluvium (111ALVM) local aquifer.
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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
1998-03-0417:54 UTCm62610 717.95NGVD291T  A
1998-03-0417:54 UTCm62611 717.87NAVD881T  A
1998-03-0417:54 UTCm720194.13  1T  A
1998-03-2319:16 UTCm62610 718.14NGVD291T  A
1998-03-2319:16 UTCm62611 718.06NAVD881T  A
1998-03-2319:16 UTCm720193.94  1T  A
1998-04-2917:23 UTCm62610 720.86NGVD291T  A
1998-04-2917:23 UTCm62611 720.78NAVD881T  A
1998-04-2917:23 UTCm720191.22  1T  A
1998-05-1818:05 UTCm62610 719.42NGVD291T  A
1998-05-1818:05 UTCm62611 719.34NAVD881T  A
1998-05-1818:05 UTCm720192.66  1T  A
1998-07-2415:52 UTCm62610 718.74NGVD291T  A
1998-07-2415:52 UTCm62611 718.66NAVD881T  A
1998-07-2415:52 UTCm720193.34  1T  A
1998-08-1017:00 UTCm62610 718.69NGVD291T  A
1998-08-1017:00 UTCm62611 718.61NAVD881T  A
1998-08-1017:00 UTCm720193.39  1T  A
1998-09-0214:57 UTCm62610 718.59NGVD291T  A
1998-09-0214:57 UTCm62611 718.51NAVD881T  A
1998-09-0214:57 UTCm720193.49  1T  A
1998-09-2816:53 UTCm62610 718.82NGVD291T  A
1998-09-2816:53 UTCm62611 718.74NAVD881T  A
1998-09-2816:53 UTCm720193.26  1T  A
1998-10-2918:30 UTCm62610 719.03NGVD291T  A
1998-10-2918:30 UTCm62611 718.95NAVD881T  A
1998-10-2918:30 UTCm720193.05  1T  A
1998-11-1216:17 UTCm62610 720.32NGVD291T  A
1998-11-1216:17 UTCm62611 720.24NAVD881T  A
1998-11-1216:17 UTCm720191.76  1T  A
1998-12-0418:45 UTCm62610 717.99NGVD291T  A
1998-12-0418:45 UTCm62611 717.91NAVD881T  A
1998-12-0418:45 UTCm720194.09  1T  A
1998-12-2118:20 UTCm62610 717.45NGVD291T  A
1998-12-2118:20 UTCm62611 717.37NAVD881T  A
1998-12-2118:20 UTCm720194.63  1T  A
1999-01-1419:05 UTCm62610 718.31NGVD291T  A
1999-01-1419:05 UTCm62611 718.23NAVD881T  A
1999-01-1419:05 UTCm720193.77  1T  A
1999-03-0119:00 UTCm62610 718.70NGVD291T  A
1999-03-0119:00 UTCm62611 718.62NAVD881T  A
1999-03-0119:00 UTCm720193.38  1T  A
1999-03-2618:47 UTCm62610 719.05NGVD291T  A
1999-03-2618:47 UTCm62611 718.97NAVD881T  A
1999-03-2618:47 UTCm720193.03  1T  A
1999-05-0517:54 UTCm62610 721.86NGVD291T  A
1999-05-0517:54 UTCm62611 721.78NAVD881T  A
1999-05-0517:54 UTCm720190.22  1T  A
1999-05-1017:21 UTCm62610 721.61NGVD291T  A
1999-05-1017:21 UTCm62611 721.53NAVD881T  A
1999-05-1017:21 UTCm720190.47  1T  A
1999-08-3118:40 UTCm62610 718.63NGVD291T  A
1999-08-3118:40 UTCm62611 718.55NAVD881T  A
1999-08-3118:40 UTCm720193.45  1T  A
1999-09-2015:56 UTCm62610 717.91NGVD291T  A
1999-09-2015:56 UTCm62611 717.83NAVD881T  A
1999-09-2015:56 UTCm720194.17  1T  A
1999-12-2120:47 UTCm62610 718.28NGVD291T  A
1999-12-2120:47 UTCm62611 718.20NAVD881T  A
1999-12-2120:47 UTCm720193.80  1T  A
2000-01-1116:28 UTCm62610 717.75NGVD291T  A
2000-01-1116:28 UTCm62611 717.67NAVD881T  A
2000-01-1116:28 UTCm720194.33  1T  A
2000-01-3117:42 UTCm62610 717.36NGVD291T  A
2000-01-3117:42 UTCm62611 717.28NAVD881T  A
2000-01-3117:42 UTCm720194.72  1T  A
2000-02-2417:32 UTCm62610 717.54NGVD291T  A
2000-02-2417:32 UTCm62611 717.46NAVD881T  A
2000-02-2417:32 UTCm720194.54  1T  A
2000-03-1520:56 UTCm62610 717.50NGVD291T  A
2000-03-1520:56 UTCm62611 717.42NAVD881T  A
2000-03-1520:56 UTCm720194.58  1T  A
2000-04-0518:15 UTCm62610 715.75NGVD291T  A
2000-04-0518:15 UTCm62611 715.67NAVD881T  A
2000-04-0518:15 UTCm720196.33  1T  A
2000-05-1019:20 UTCm62610 716.86NGVD291T  A
2000-05-1019:20 UTCm62611 716.78NAVD881T  A
2000-05-1019:20 UTCm720195.22  1T  A
2000-08-0419:49 UTCm62610 718.59NGVD291V  A
2000-08-0419:49 UTCm62611 718.51NAVD881V  A
2000-08-0419:49 UTCm720193.49  1V  A
2000-09-0617:15 UTCm62610 717.65NGVD291V  A
2000-09-0617:15 UTCm62611 717.57NAVD881V  A
2000-09-0617:15 UTCm720194.43  1V  A
2000-11-3014:50 UTCm62610 717.21NGVD291S  A
2000-11-3014:50 UTCm62611 717.13NAVD881S  A
2000-11-3014:50 UTCm720194.87  1S  A
2001-02-1519:35 UTCm62610 711.63NGVD291V  A
2001-02-1519:35 UTCm62611 711.55NAVD881V  A
2001-02-1519:35 UTCm7201910.45  1V  A
2001-02-2817:55 UTCm62610 711.56NGVD291TUSGSSA
2001-02-2817:55 UTCm62611 711.48NAVD881TUSGSSA
2001-02-2817:55 UTCm7201910.52  1TUSGSSA
2001-05-0317:20 UTCm62610 721.99NGVD291VUSGSSA
2001-05-0317:20 UTCm62611 721.91NAVD881VUSGSSA
2001-05-0317:20 UTCm720190.09  1VUSGSSA
2001-05-3018:20 UTCm62610 722.46NGVD291VUSGSSA
2001-05-3018:20 UTCm62611 722.38NAVD881VUSGSSA
2001-05-3018:20 UTCm72019-0.38  1VUSGSSA
2001-06-2616:05 UTCm62610 721.53NGVD291VUSGSSA
2001-06-2616:05 UTCm62611 721.45NAVD881VUSGSSA
2001-06-2616:05 UTCm720190.55  1VUSGSSA
2001-10-2319:25 UTCm62610 717.94NGVD291TUSGSSA
2001-10-2319:25 UTCm62611 717.86NAVD881TUSGSSA
2001-10-2319:25 UTCm720194.14  1TUSGSSA
2002-02-2118:30 UTCm62610 715.72NGVD291TUSGSSA
2002-02-2118:30 UTCm62611 715.64NAVD881TUSGSSA
2002-02-2118:30 UTCm720196.36  1TUSGSSA
2002-05-1616:15 UTCm62610 716.52NGVD291TUSGSSA
2002-05-1616:15 UTCm62611 716.44NAVD881TUSGSSA
2002-05-1616:15 UTCm720195.56  1TUSGSSA
2002-09-0421:30 UTCm62610 718.77NGVD291TUSGSSA
2002-09-0421:30 UTCm62611 718.69NAVD881TUSGSSA
2002-09-0421:30 UTCm720193.31  1TUSGSSA
2002-11-2019:50 UTCm62610 717.79NGVD291TUSGSSA
2002-11-2019:50 UTCm62611 717.71NAVD881TUSGSSA
2002-11-2019:50 UTCm720194.29  1TUSGSSA
2003-02-1920:40 UTCm62610 716.87NGVD291VUSGSSA
2003-02-1920:40 UTCm62611 716.79NAVD881VUSGSSA
2003-02-1920:40 UTCm720195.21  1VUSGSSA
2003-05-2718:00 UTCm62610 716.64NGVD291TUSGSSP
2003-05-2718:00 UTCm62611 716.56NAVD881TUSGSSP
2003-05-2718:00 UTCm720195.44  1TUSGSSP

Explanation
SectionCodeDescription
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 measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.
Water-level approval statusPProvisional data subject to revision.