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Groundwater levels for the Nation

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USGS 415949091405402 083N07W17DAC 1993USGS CRM-12

Linn County, Iowa
Latitude  41°59'49", Longitude  91°40'54" NAD27
Land-surface elevation 721.99 feet above NAVD88
The depth of the well is 75 feet below land surface.
The depth of the hole is 75 feet below land surface.
This well is completed in the Silurian-Devonian aquifers (N400SLRDVN) national aquifer.
This well is completed in the Devonian System (340DVNN) local aquifer.
Output formats
Table of data
Tab-separated data
Graph of data
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
1994-12-01 D62610 709.09NGVD291S  A
1994-12-01 D62611 709.01NAVD881S  A
1994-12-01 D7201912.98  1S  A
1995-05-15 D62610 696.17NGVD291S  A
1995-05-15 D62611 696.09NAVD881S  A
1995-05-15 D7201925.90  1S  A
1995-08-10 D62610 701.26NGVD291S  A
1995-08-10 D62611 701.18NAVD881S  A
1995-08-10 D7201920.81  1S  A
1995-10-19 D62610 700.98NGVD291S  A
1995-10-19 D62611 700.90NAVD881S  A
1995-10-19 D7201921.09  1S  A
1996-02-15 D62610 704.52NGVD291S  A
1996-02-15 D62611 704.44NAVD881S  A
1996-02-15 D7201917.55  1S  A
1996-04-23 D62610 702.79NGVD291S  A
1996-04-23 D62611 702.71NAVD881S  A
1996-04-23 D7201919.28  1S  A
1997-07-1417:11 UTCm62610 706.29NGVD291S  A
1997-07-1417:11 UTCm62611 706.21NAVD881S  A
1997-07-1417:11 UTCm7201915.78  1S  A
1997-07-2514:01 UTCm62610 710.24NGVD291S  A
1997-07-2514:01 UTCm62611 710.16NAVD881S  A
1997-07-2514:01 UTCm7201911.83  1S  A
1997-08-1414:51 UTCm62610 711.96NGVD291T  A
1997-08-1414:51 UTCm62611 711.88NAVD881T  A
1997-08-1414:51 UTCm7201910.11  1T  A
1997-08-2917:21 UTCm62610 711.71NGVD291T  A
1997-08-2917:21 UTCm62611 711.63NAVD881T  A
1997-08-2917:21 UTCm7201910.36  1T  A
1997-09-0316:23 UTCm62610 715.08NGVD291T  A
1997-09-0316:23 UTCm62611 715.00NAVD881T  A
1997-09-0316:23 UTCm720196.99  1T  A
1997-09-1614:50 UTCm62610 715.78NGVD291T  A
1997-09-1614:50 UTCm62611 715.70NAVD881T  A
1997-09-1614:50 UTCm720196.29  1T  A
1997-09-3016:17 UTCm62610 713.86NGVD291T  A
1997-09-3016:17 UTCm62611 713.78NAVD881T  A
1997-09-3016:17 UTCm720198.21  1T  A
1997-10-1016:45 UTCm62610 713.51NGVD291T  A
1997-10-1016:45 UTCm62611 713.43NAVD881T  A
1997-10-1016:45 UTCm720198.56  1T  A
1997-10-2918:13 UTCm62610 705.94NGVD291T  A
1997-10-2918:13 UTCm62611 705.86NAVD881T  A
1997-10-2918:13 UTCm7201916.13  1T  A
1997-11-1416:36 UTCm62610 696.63NGVD291T  A
1997-11-1416:36 UTCm62611 696.55NAVD881T  A
1997-11-1416:36 UTCm7201925.44  1T  A
1997-12-1218:15 UTCm62610 702.92NGVD291T  A
1997-12-1218:15 UTCm62611 702.84NAVD881T  A
1997-12-1218:15 UTCm7201919.15  1T  A
1998-01-0518:10 UTCm62610 706.75NGVD291T  A
1998-01-0518:10 UTCm62611 706.67NAVD881T  A
1998-01-0518:10 UTCm7201915.32  1T  A
1998-01-2618:04 UTCm62610 695.66NGVD291T  A
1998-01-2618:04 UTCm62611 695.58NAVD881T  A
1998-01-2618:04 UTCm7201926.41  1T  A
1998-03-0415:52 UTCm62610 701.05NGVD291T  A
1998-03-0415:52 UTCm62611 700.97NAVD881T  A
1998-03-0415:52 UTCm7201921.02  1T  A
1998-03-2316:45 UTCm62610 697.53NGVD291T  A
1998-03-2316:45 UTCm62611 697.45NAVD881T  A
1998-03-2316:45 UTCm7201924.54  1T  A
1998-04-0616:11 UTCm62610 719.09NGVD291T  A
1998-04-0616:11 UTCm62611 719.01NAVD881T  A
1998-04-0616:11 UTCm720192.98  1T  A
1998-04-2914:59 UTCm62610 710.12NGVD291T  A
1998-04-2914:59 UTCm62611 710.04NAVD881T  A
1998-04-2914:59 UTCm7201911.95  1T  A
1998-05-1815:43 UTCm62610 712.44NGVD291T  A
1998-05-1815:43 UTCm62611 712.36NAVD881T  A
1998-05-1815:43 UTCm720199.63  1T  A
1998-06-1214:53 UTCm62610 701.93NGVD291T  A
1998-06-1214:53 UTCm62611 701.85NAVD881T  A
1998-06-1214:53 UTCm7201920.14  1T  A
1998-07-1015:50 UTCm62610 715.20NGVD291T  A
1998-07-1015:50 UTCm62611 715.12NAVD881T  A
1998-07-1015:50 UTCm720196.87  1T  A
1998-07-2414:16 UTCm62610 721.03NGVD291T  A
1998-07-2414:16 UTCm62611 720.95NAVD881T  A
1998-07-2414:16 UTCm720191.04  1T  A
1998-08-1015:15 UTCm62610 721.38NGVD291T  A
1998-08-1015:15 UTCm62611 721.30NAVD881T  A
1998-08-1015:15 UTCm720190.69  1T  A
1998-09-0212:27 UTCm62610 714.74NGVD291T  A
1998-09-0212:27 UTCm62611 714.66NAVD881T  A
1998-09-0212:27 UTCm720197.33  1T  A
1998-09-2814:14 UTCm62610 717.65NGVD291T  A
1998-09-2814:14 UTCm62611 717.57NAVD881T  A
1998-09-2814:14 UTCm720194.42  1T  A
1998-10-2113:55 UTCm62610 720.52NGVD291T  A
1998-10-2113:55 UTCm62611 720.44NAVD881T  A
1998-10-2113:55 UTCm720191.55  1T  A
1998-10-2916:48 UTCm62610 718.11NGVD291T  A
1998-10-2916:48 UTCm62611 718.03NAVD881T  A
1998-10-2916:48 UTCm720193.96  1T  A
1998-11-1214:17 UTCm62610 714.85NGVD291T  A
1998-11-1214:17 UTCm62611 714.77NAVD881T  A
1998-11-1214:17 UTCm720197.22  1T  A
1998-12-0416:30 UTCm62610 719.77NGVD291T  A
1998-12-0416:30 UTCm62611 719.69NAVD881T  A
1998-12-0416:30 UTCm720192.30  1T  A
1998-12-2115:30 UTCm62610 719.32NGVD291T  A
1998-12-2115:30 UTCm62611 719.24NAVD881T  A
1998-12-2115:30 UTCm720192.75  1T  A
1999-01-1416:15 UTCm62610 713.87NGVD291T  A
1999-01-1416:15 UTCm62611 713.79NAVD881T  A
1999-01-1416:15 UTCm720198.20  1T  A
1999-03-0116:00 UTCm62610 716.78NGVD291T  A
1999-03-0116:00 UTCm62611 716.70NAVD881T  A
1999-03-0116:00 UTCm720195.29  1T  A
1999-03-2615:45 UTCm62610 706.93NGVD291T  A
1999-03-2615:45 UTCm62611 706.85NAVD881T  A
1999-03-2615:45 UTCm7201915.14  1T  A
1999-04-2916:12 UTCm62610 717.11NGVD291T  A
1999-04-2916:12 UTCm62611 717.03NAVD881T  A
1999-04-2916:12 UTCm720194.96  1T  A
1999-05-0317:08 UTCm62610 719.42NGVD291T  A
1999-05-0317:08 UTCm62611 719.34NAVD881T  A
1999-05-0317:08 UTCm720192.65  1T  A
1999-05-0417:00 UTCm62610 719.33NGVD291T  A
1999-05-0417:00 UTCm62611 719.25NAVD881T  A
1999-05-0417:00 UTCm720192.74  1T  A
1999-05-1013:25 UTCm62610 719.03NGVD291T  A
1999-05-1013:25 UTCm62611 718.95NAVD881T  A
1999-05-1013:25 UTCm720193.04  1T  A
1999-06-0217:23 UTCm62610 719.16NGVD291T  A
1999-06-0217:23 UTCm62611 719.08NAVD881T  A
1999-06-0217:23 UTCm720192.91  1T  A
1999-06-3013:35 UTCm62610 718.60NGVD291T  A
1999-06-3013:35 UTCm62611 718.52NAVD881T  A
1999-06-3013:35 UTCm720193.47  1T  A
1999-07-2313:40 UTCm62610 718.20NGVD291T  A
1999-07-2313:40 UTCm62611 718.12NAVD881T  A
1999-07-2313:40 UTCm720193.87  1T  A
1999-08-1816:05 UTCm62610 717.48NGVD291T  A
1999-08-1816:05 UTCm62611 717.40NAVD881T  A
1999-08-1816:05 UTCm720194.59  1T  A
1999-09-2013:18 UTCm62610 718.49NGVD291T  A
1999-09-2013:18 UTCm62611 718.41NAVD881T  A
1999-09-2013:18 UTCm720193.58  1T  A
1999-10-2214:45 UTCm62610 719.05NGVD291T  A
1999-10-2214:45 UTCm62611 718.97NAVD881T  A
1999-10-2214:45 UTCm720193.02  1T  A
1999-12-2018:06 UTCm62610 717.31NGVD291T  A
1999-12-2018:06 UTCm62611 717.23NAVD881T  A
1999-12-2018:06 UTCm720194.76  1T  A
2000-01-1015:44 UTCm62610 718.03NGVD291T  A
2000-01-1015:44 UTCm62611 717.95NAVD881T  A
2000-01-1015:44 UTCm720194.04  1T  A
2000-02-0116:12 UTCm62610 716.68NGVD291T  A
2000-02-0116:12 UTCm62611 716.60NAVD881T  A
2000-02-0116:12 UTCm720195.39  1T  A
2000-02-2415:00 UTCm62610 717.77NGVD291T  A
2000-02-2415:00 UTCm62611 717.69NAVD881T  A
2000-02-2415:00 UTCm720194.30  1T  A
2000-03-1517:48 UTCm62610 717.77NGVD291T  A
2000-03-1517:48 UTCm62611 717.69NAVD881T  A
2000-03-1517:48 UTCm720194.30  1T  A
2000-04-0514:14 UTCm62610 713.34NGVD291T  A
2000-04-0514:14 UTCm62611 713.26NAVD881T  A
2000-04-0514:14 UTCm720198.73  1T  A
2000-05-0216:14 UTCm62610 713.39NGVD291T  A
2000-05-0216:14 UTCm62611 713.31NAVD881T  A
2000-05-0216:14 UTCm720198.68  1T  A
2000-05-1014:35 UTCm62610 717.12NGVD291T  A
2000-05-1014:35 UTCm62611 717.04NAVD881T  A
2000-05-1014:35 UTCm720194.95  1T  A
2000-06-2714:47 UTCm62610 721.64NGVD291T  A
2000-06-2714:47 UTCm62611 721.56NAVD881T  A
2000-06-2714:47 UTCm720190.43  1T  A
2000-07-2119:39 UTCm62610 718.93NGVD291T  A
2000-07-2119:39 UTCm62611 718.85NAVD881T  A
2000-07-2119:39 UTCm720193.14  1T  A
2000-08-0414:53 UTCm62610 720.46NGVD291V  A
2000-08-0414:53 UTCm62611 720.38NAVD881V  A
2000-08-0414:53 UTCm720191.61  1V  A
2000-08-0913:31 UTCm62610 720.50NGVD291V  A
2000-08-0913:31 UTCm62611 720.42NAVD881V  A
2000-08-0913:31 UTCm720191.57  1V  A
2000-08-1715:38 UTCm62610 719.46NGVD291V  A
2000-08-1715:38 UTCm62611 719.38NAVD881V  A
2000-08-1715:38 UTCm720192.61  1V  A
2000-09-0615:06 UTCm62610 716.75NGVD291V  A
2000-09-0615:06 UTCm62611 716.67NAVD881V  A
2000-09-0615:06 UTCm720195.32  1V  A
2000-12-1516:50 UTCm62610 708.01NGVD291V  A
2000-12-1516:50 UTCm62611 707.93NAVD881V  A
2000-12-1516:50 UTCm7201914.06  1V  A
2001-02-1515:50 UTCm62610 702.05NGVD291V  A
2001-02-1515:50 UTCm62611 701.97NAVD881V  A
2001-02-1515:50 UTCm7201920.02  1V  A
2001-04-1915:30 UTCm62610 721.35NGVD291VUSGSSA
2001-04-1915:30 UTCm62611 721.27NAVD881VUSGSSA
2001-04-1915:30 UTCm720190.72  1VUSGSSA
2001-04-2015:56 UTCm62610 719.77NGVD291VUSGSSA
2001-04-2015:56 UTCm62611 719.69NAVD881VUSGSSA
2001-04-2015:56 UTCm720192.30  1VUSGSSA
2001-05-0319:48 UTCm62610 718.82NGVD291VUSGSSA
2001-05-0319:48 UTCm62611 718.74NAVD881VUSGSSA
2001-05-0319:48 UTCm720193.25  1VUSGSSA
2001-05-3014:58 UTCm62610 720.10NGVD291VUSGSSA
2001-05-3014:58 UTCm62611 720.02NAVD881VUSGSSA
2001-05-3014:58 UTCm720191.97  1VUSGSSA
2001-06-2514:58 UTCm62610 718.30NGVD291VUSGSSA
2001-06-2514:58 UTCm62611 718.22NAVD881VUSGSSA
2001-06-2514:58 UTCm720193.77  1VUSGSSA
2015-08-2816:22 UTCm62610 716.66NGVD291TUSGSSA
2015-08-2816:22 UTCm62611 716.58NAVD881TUSGSSA
2015-08-2816:22 UTCm720195.41  1TUSGSSA
2016-04-1918:05 UTCm62610 718.14NGVD291TUSGSSA
2016-04-1918:05 UTCm62611 718.06NAVD881TUSGSSA
2016-04-1918:05 UTCm720193.93  1TUSGSSA
2016-06-2813:55 UTCm62610 717.30NGVD29PTUSGSSA
2016-06-2813:55 UTCm62611 717.22NAVD88PTUSGSSA
2016-06-2813:55 UTCm720194.77  PTUSGSSA
2016-10-2714:52 UTCm62610 719.60NGVD291TUSGSSA
2016-10-2714:52 UTCm62611 719.52NAVD881TUSGSSA
2016-10-2714:52 UTCm720192.47  1TUSGSSA
2017-05-0214:50 UTCm62610 719.04NGVD291SUSGSSA
2017-05-0214:50 UTCm62611 718.96NAVD881SUSGSSA
2017-05-0214:50 UTCm720193.03  1SUSGSSA
2017-06-2115:00 UTCm62610 718.97NGVD291VUSGSSA
2017-06-2115:00 UTCm62611 718.89NAVD881VUSGSSA
2017-06-2115:00 UTCm720193.10  1VUSGSSA
2017-10-2614:17 UTCm62610 717.91NGVD29PVUSGSSA
2017-10-2614:17 UTCm62611 717.83NAVD88PVUSGSSA
2017-10-2614:17 UTCm720194.16  PVUSGSSA
2018-10-3014:14 UTCm62610 721.01NGVD291VUSGSSA
2018-10-3014:14 UTCm62611 720.93NAVD881VUSGSSA
2018-10-3014:14 UTCm720191.06  1VUSGSSA
2019-05-2213:40 UTCm62610 720.56NGVD291VUSGSSA
2019-05-2213:40 UTCm62611 720.48NAVD881VUSGSSA
2019-05-2213:40 UTCm720191.51  1VUSGSSA
2020-03-0216:15 UTCm62610 718.02NGVD291TUSGSSP
2020-03-0216:15 UTCm62611 717.94NAVD881TUSGSSP
2020-03-0216:15 UTCm720194.05  1TUSGSSP
2021-06-1016:19 UTCm62610 718.16NGVD291TUSGSSP
2021-06-1016:19 UTCm62611 718.08NAVD881TUSGSSP
2021-06-1016:19 UTCm720193.91  1TUSGSSP

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
StatusPWater level was affected by pumping at the time of the measurement
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.