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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 412020092471002 076N17W35CADB 20834 1968Leighton 4

Mahaska County, Iowa
Latitude  41°20'26", Longitude  92°47'09" NAD27
Land-surface elevation 822 feet above NGVD29
The depth of the well is 2,200 feet below land surface.
The depth of the hole is 2,200 feet below land surface.
This well is completed in the Cambrian-Ordovician aquifer system (S300CAMORD) national aquifer.
This well is completed in the Trempealeau Group (371TEMP) local aquifer.
Output formats
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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
1968-09-10 D62610 647.00NGVD291L  A
1968-09-10 D62611 647.08NAVD881L  A
1968-09-10 D72019175.00  1L  A
1989-05-1119:10 UTCm62610 606.62NGVD291S  A
1989-05-1119:10 UTCm62611 606.70NAVD881S  A
1989-05-1119:10 UTCm72019215.38  1S  A
1989-07-2019:30 UTCm62610 605.42NGVD291S  A
1989-07-2019:30 UTCm62611 605.50NAVD881S  A
1989-07-2019:30 UTCm72019216.58  1S  A
1989-10-2619:28 UTCm62610 603.80NGVD291S  A
1989-10-2619:28 UTCm62611 603.88NAVD881S  A
1989-10-2619:28 UTCm72019218.20  1S  A
1990-01-0320:15 UTCm62610 602.57NGVD291S  A
1990-01-0320:15 UTCm62611 602.65NAVD881S  A
1990-01-0320:15 UTCm72019219.43  1S  A
1990-04-0919:25 UTCm62610 601.58NGVD291S  A
1990-04-0919:25 UTCm62611 601.66NAVD881S  A
1990-04-0919:25 UTCm72019220.42  1S  A
1990-07-1919:42 UTCm62610 600.11NGVD291S  A
1990-07-1919:42 UTCm62611 600.19NAVD881S  A
1990-07-1919:42 UTCm72019221.89  1S  A
1990-11-1520:50 UTCm62610 599.66NGVD291S  A
1990-11-1520:50 UTCm62611 599.74NAVD881S  A
1990-11-1520:50 UTCm72019222.34  1S  A
1991-04-1619:40 UTCm62610 598.28NGVD291S  A
1991-04-1619:40 UTCm62611 598.36NAVD881S  A
1991-04-1619:40 UTCm72019223.72  1S  A
1991-08-1619:10 UTCm62610 595.70NGVD291S  A
1991-08-1619:10 UTCm62611 595.78NAVD881S  A
1991-08-1619:10 UTCm72019226.30  1S  A
1991-11-1420:20 UTCm62610 594.87NGVD291S  A
1991-11-1420:20 UTCm62611 594.95NAVD881S  A
1991-11-1420:20 UTCm72019227.13  1S  A
1992-02-2720:15 UTCm62610 593.67NGVD291S  A
1992-02-2720:15 UTCm62611 593.75NAVD881S  A
1992-02-2720:15 UTCm72019228.33  1S  A
1992-05-2719:10 UTCm62610 591.98NGVD291S  A
1992-05-2719:10 UTCm62611 592.06NAVD881S  A
1992-05-2719:10 UTCm72019230.02  1S  A
1992-08-0615:00 UTCm62610 590.12NGVD291S  A
1992-08-0615:00 UTCm62611 590.20NAVD881S  A
1992-08-0615:00 UTCm72019231.88  1S  A
1992-11-0415:57 UTCm62610 587.16NGVD291S  A
1992-11-0415:57 UTCm62611 587.24NAVD881S  A
1992-11-0415:57 UTCm72019234.84  1S  A
1993-02-0321:14 UTCm62610 577.77NGVD291S  A
1993-02-0321:14 UTCm62611 577.85NAVD881S  A
1993-02-0321:14 UTCm72019244.23  1S  A
1993-05-0612:57 UTCm62610 572.83NGVD291S  A
1993-05-0612:57 UTCm62611 572.91NAVD881S  A
1993-05-0612:57 UTCm72019249.17  1S  A
1993-08-1114:00 UTCm62610 568.53NGVD291S  A
1993-08-1114:00 UTCm62611 568.61NAVD881S  A
1993-08-1114:00 UTCm72019253.47  1S  A
1993-11-1015:00 UTCm62610 566.29NGVD291S  A
1993-11-1015:00 UTCm62611 566.37NAVD881S  A
1993-11-1015:00 UTCm72019255.71  1S  A
1994-02-0119:41 UTCm62610 563.62NGVD291S  A
1994-02-0119:41 UTCm62611 563.70NAVD881S  A
1994-02-0119:41 UTCm72019258.38  1S  A
1994-05-0321:00 UTCm62610 562.30NGVD291S  A
1994-05-0321:00 UTCm62611 562.38NAVD881S  A
1994-05-0321:00 UTCm72019259.70  1S  A
1994-08-0119:00 UTCm62610 563.00NGVD291S  A
1994-08-0119:00 UTCm62611 563.08NAVD881S  A
1994-08-0119:00 UTCm72019259.00  1S  A
1994-11-0720:20 UTCm62610 561.98NGVD291S  A
1994-11-0720:20 UTCm62611 562.06NAVD881S  A
1994-11-0720:20 UTCm72019260.02  1S  A
1995-05-1817:32 UTCm62610 556.61NGVD291S  A
1995-05-1817:32 UTCm62611 556.69NAVD881S  A
1995-05-1817:32 UTCm72019265.39  1S  A
1995-08-2417:40 UTCm62610 560.13NGVD291S  A
1995-08-2417:40 UTCm62611 560.21NAVD881S  A
1995-08-2417:40 UTCm72019261.87  1S  A
1996-01-0918:20 UTCm62610 546.67NGVD291S  A
1996-01-0918:20 UTCm62611 546.75NAVD881S  A
1996-01-0918:20 UTCm72019275.33  1S  A
1996-02-2220:10 UTCm62610 559.68NGVD291S  A
1996-02-2220:10 UTCm62611 559.76NAVD881S  A
1996-02-2220:10 UTCm72019262.32  1S  A
1996-05-0717:40 UTCm62610 546.24NGVD291S  A
1996-05-0717:40 UTCm62611 546.32NAVD881S  A
1996-05-0717:40 UTCm72019275.76  1S  A
1996-08-2020:00 UTCm62610 539.04NGVD291S  A
1996-08-2020:00 UTCm62611 539.12NAVD881S  A
1996-08-2020:00 UTCm72019282.96  1S  A
1996-11-1418:35 UTCm62610 557.58NGVD291S  A
1996-11-1418:35 UTCm62611 557.66NAVD881S  A
1996-11-1418:35 UTCm72019264.42  1S  A
1997-01-2917:30 UTCm62610 558.08NGVD291S  A
1997-01-2917:30 UTCm62611 558.16NAVD881S  A
1997-01-2917:30 UTCm72019263.92  1S  A
1997-05-0516:15 UTCm62610 561.80NGVD291S  A
1997-05-0516:15 UTCm62611 561.88NAVD881S  A
1997-05-0516:15 UTCm72019260.20  1S  A
1997-08-0617:00 UTCm62610 565.93NGVD291S  A
1997-08-0617:00 UTCm62611 566.01NAVD881S  A
1997-08-0617:00 UTCm72019256.07  1S  A
1997-11-2018:30 UTCm62610 571.78NGVD291S  A
1997-11-2018:30 UTCm62611 571.86NAVD881S  A
1997-11-2018:30 UTCm72019250.22  1S  A
1998-02-1215:10 UTCm62610 575.75NGVD291S  A
1998-02-1215:10 UTCm62611 575.83NAVD881S  A
1998-02-1215:10 UTCm72019246.25  1S  A
1998-05-0614:50 UTCm62610 582.01NGVD291S  A
1998-05-0614:50 UTCm62611 582.09NAVD881S  A
1998-05-0614:50 UTCm72019239.99  1S  A
1998-08-0515:07 UTCm62610 584.17NGVD291S  A
1998-08-0515:07 UTCm62611 584.25NAVD881S  A
1998-08-0515:07 UTCm72019237.83  1S  A
1998-11-0415:23 UTCm62610 563.81NGVD291S  A
1998-11-0415:23 UTCm62611 563.89NAVD881S  A
1998-11-0415:23 UTCm72019258.19  1S  A
1999-05-0513:31 UTCm62610 598.97NGVD291S  A
1999-05-0513:31 UTCm62611 599.05NAVD881S  A
1999-05-0513:31 UTCm72019223.03  1S  A
1999-08-0513:10 UTCm62610 589.90NGVD291S  A
1999-08-0513:10 UTCm62611 589.98NAVD881S  A
1999-08-0513:10 UTCm72019232.10  1S  A
1999-11-0415:30 UTCm62610 600.99NGVD291S  A
1999-11-0415:30 UTCm62611 601.07NAVD881S  A
1999-11-0415:30 UTCm72019221.01  1S  A
2000-02-2315:15 UTCm62610 611.80NGVD291S  A
2000-02-2315:15 UTCm62611 611.88NAVD881S  A
2000-02-2315:15 UTCm72019210.20  1S  A
2000-05-1615:00 UTCm62610 622.33NGVD291S  A
2000-05-1615:00 UTCm62611 622.41NAVD881S  A
2000-05-1615:00 UTCm72019199.67  1S  A
2000-08-1414:02 UTCm62610 628.54NGVD291S  A
2000-08-1414:02 UTCm62611 628.62NAVD881S  A
2000-08-1414:02 UTCm72019193.46  1S  A
2000-11-0714:09 UTCm62610 643.15NGVD291S  A
2000-11-0714:09 UTCm62611 643.23NAVD881S  A
2000-11-0714:09 UTCm72019178.85  1S  A
2001-02-1223:55 UTCm62610 664.04NGVD291S  A
2001-02-1223:55 UTCm62611 664.12NAVD881S  A
2001-02-1223:55 UTCm72019157.96  1S  A
2001-05-0722:34 UTCm62610 675.93NGVD291S  A
2001-05-0722:34 UTCm62611 676.01NAVD881S  A
2001-05-0722:34 UTCm72019146.07  1S  A
2001-08-0722:40 UTCm62610 668.09NGVD291SUSGSSA
2001-08-0722:40 UTCm62611 668.17NAVD881SUSGSSA
2001-08-0722:40 UTCm72019153.91  1SUSGSSA
2002-02-1417:00 UTCm62610 675.98NGVD291S  A
2002-02-1417:00 UTCm62611 676.06NAVD881S  A
2002-02-1417:00 UTCm72019146.02  1S  A
2002-05-0623:00 UTCm62610 673.98NGVD291S  A
2002-05-0623:00 UTCm62611 674.06NAVD881S  A
2002-05-0623:00 UTCm72019148.02  1S  A
2002-08-1223:40 UTCm62610 665.32NGVD291S  A
2002-08-1223:40 UTCm62611 665.40NAVD881S  A
2002-08-1223:40 UTCm72019156.68  1S  A
2002-11-1223:50 UTCm62610 664.74NGVD291SUSGSSA
2002-11-1223:50 UTCm62611 664.82NAVD881SUSGSSA
2002-11-1223:50 UTCm72019157.26  1SUSGSSA
2003-02-0423:55 UTCm62610 665.41NGVD291SUSGSSA
2003-02-0423:55 UTCm62611 665.49NAVD881SUSGSSA
2003-02-0423:55 UTCm72019156.59  1SUSGSSA
2003-05-2200:50 UTCm62610 674.04NGVD291SUSGSSA
2003-05-2200:50 UTCm62611 674.12NAVD881SUSGSSA
2003-05-2200:50 UTCm72019147.96  1SUSGSSA
2003-08-1214:52 UTCm62610 676.91NGVD291SUSGSSA
2003-08-1214:52 UTCm62611 676.99NAVD881SUSGSSA
2003-08-1214:52 UTCm72019145.09  1SUSGSSA
2003-11-2014:40 UTCm62610 677.46NGVD291SUSGSSA
2003-11-2014:40 UTCm62611 677.54NAVD881SUSGSSA
2003-11-2014:40 UTCm72019144.54  1SUSGSSA
2004-02-1014:33 UTCm62610 677.48NGVD291S  A
2004-02-1014:33 UTCm62611 677.56NAVD881S  A
2004-02-1014:33 UTCm72019144.52  1S  A
2004-05-2120:23 UTCm62610 676.07NGVD291SUSGSSA
2004-05-2120:23 UTCm62611 676.15NAVD881SUSGSSA
2004-05-2120:23 UTCm72019145.93  1SUSGSSA
2004-08-2013:03 UTCm62610 676.59NGVD291S  A
2004-08-2013:03 UTCm62611 676.67NAVD881S  A
2004-08-2013:03 UTCm72019145.41  1S  A
2005-08-1622:19 UTCm62610 672.53NGVD291SUSGSSA
2005-08-1622:19 UTCm62611 672.61NAVD881SUSGSSA
2005-08-1622:19 UTCm72019149.47  1SUSGSSA
2006-06-2814:41 UTCm62610 673.90NGVD291SUSGSSA
2006-06-2814:41 UTCm62611 673.98NAVD881SUSGSSA
2006-06-2814:41 UTCm72019148.10  1SUSGSSA
2006-08-3122:08 UTCm62610 673.18NGVD291SUSGSSA
2006-08-3122:08 UTCm62611 673.26NAVD881SUSGSSA
2006-08-3122:08 UTCm72019148.82  1SUSGSSA
2007-08-2422:05 UTCm62610 670.34NGVD291SUSGSSA
2007-08-2422:05 UTCm62611 670.42NAVD881SUSGSSA
2007-08-2422:05 UTCm72019151.66  1SUSGSSA

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 measurementLInterpreted from geophysical logs.
Method of measurementSSteel-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.