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Groundwater levels for the Nation

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USGS 383621076462801 CH Bg 18

Charles County, Maryland
Latitude  38°36'20.68", Longitude  76°46'28.17" NAD83
Land-surface elevation 187.16 feet above NAVD88
The depth of the well is 2,300 feet below land surface.
The depth of the hole is 2,316 feet below land surface.
This well is completed in the Patuxent Formation (217PTXN) local aquifer.
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2009-11-0519:40 UTCm62610 -6.30NGVD291TMD006AA
2009-11-0519:40 UTCm62611 -7.15NAVD881TMD006AA
2009-11-0519:40 UTCm72019194.31  1TMD006AA
2009-12-1814:56 UTCm62610 -6.50NGVD291TMD006AA
2009-12-1814:56 UTCm62611 -7.35NAVD881TMD006AA
2009-12-1814:56 UTCm72019194.51  1TMD006AA
2010-03-0514:04 UTCm62610 -7.48NGVD291TMD006AA
2010-03-0514:04 UTCm62611 -8.33NAVD881TMD006AA
2010-03-0514:04 UTCm72019195.49  1TMD006AA
2010-04-0818:55 UTCm62610 -8.21NGVD291TMD006AA
2010-04-0818:55 UTCm62611 -9.06NAVD881TMD006AA
2010-04-0818:55 UTCm72019196.22  1TMD006AA
2010-06-0214:00 UTCm62610 -9.74NGVD291TMD006AA
2010-06-0214:00 UTCm62611 -10.59NAVD881TMD006AA
2010-06-0214:00 UTCm72019197.75  1TMD006AA
2010-09-2415:05 UTCm62610 -14.02NGVD291TMD006AA
2010-09-2415:05 UTCm62611 -14.87NAVD881TMD006AA
2010-09-2415:05 UTCm72019202.03  1TMD006AA
2010-11-1214:25 UTCm62610 -15.61NGVD291TMD006AA
2010-11-1214:25 UTCm62611 -16.46NAVD881TMD006AA
2010-11-1214:25 UTCm72019203.62  1TMD006AA
2010-12-2915:10 UTCm62610 -16.44NGVD291TMD006AA
2010-12-2915:10 UTCm62611 -17.29NAVD881TMD006AA
2010-12-2915:10 UTCm72019204.45  1TMD006AA
2011-03-1814:20 UTCm62610 -18.09NGVD291TMD006AA
2011-03-1814:20 UTCm62611 -18.94NAVD881TMD006AA
2011-03-1814:20 UTCm72019206.10  1TMD006AA
2011-05-0514:41 UTCm62610 -19.17NGVD291TMD006AA
2011-05-0514:41 UTCm62611 -20.02NAVD881TMD006AA
2011-05-0514:41 UTCm72019207.18  1TMD006AA
2011-06-1514:43 UTCm62610 -19.77NGVD291TMD006AA
2011-06-1514:43 UTCm62611 -20.62NAVD881TMD006AA
2011-06-1514:43 UTCm72019207.78  1TMD006AA
2011-09-1414:12 UTCm62610 -21.61NGVD291TMD006AA
2011-09-1414:12 UTCm62611 -22.46NAVD881TMD006AA
2011-09-1414:12 UTCm72019209.62  1TMD006AA
2011-11-1014:41 UTCm62610 -22.71NGVD291TMD006AA
2011-11-1014:41 UTCm62611 -23.56NAVD881TMD006AA
2011-11-1014:41 UTCm72019210.72  1TMD006AA
2011-12-1414:59 UTCm62610 -23.44NGVD291TMD006AA
2011-12-1414:59 UTCm62611 -24.29NAVD881TMD006AA
2011-12-1414:59 UTCm72019211.45  1TMD006AA
2012-02-2314:40 UTCm62610 -23.98NGVD291TMD006AA
2012-02-2314:40 UTCm62611 -24.83NAVD881TMD006AA
2012-02-2314:40 UTCm72019211.99  1TMD006AA
2012-04-1015:12 UTCm62610 -24.03NGVD291TMD006AA
2012-04-1015:12 UTCm62611 -24.88NAVD881TMD006AA
2012-04-1015:12 UTCm72019212.04  1TMD006AA
2012-06-2616:18 UTCm62610 -23.43NGVD291TMD006AA
2012-06-2616:18 UTCm62611 -24.28NAVD881TMD006AA
2012-06-2616:18 UTCm72019211.44  1TMD006AA
2012-09-1314:24 UTCm62610 -24.10NGVD291TMD006AA
2012-09-1314:24 UTCm62611 -24.95NAVD881TMD006AA
2012-09-1314:24 UTCm72019212.11  1TMD006AA
2012-11-0514:48 UTCm62610 -24.15NGVD291TMD006AA
2012-11-0514:48 UTCm62611 -25.00NAVD881TMD006AA
2012-11-0514:48 UTCm72019212.16  1TMD006AA
2012-12-1915:09 UTCm62610 -24.72NGVD291TMD006AA
2012-12-1915:09 UTCm62611 -25.57NAVD881TMD006AA
2012-12-1915:09 UTCm72019212.73  1TMD006AA
2013-01-3115:34 UTCm62610 -25.30NGVD291TMD006AA
2013-01-3115:34 UTCm62611 -26.15NAVD881TMD006AA
2013-01-3115:34 UTCm72019213.31  1TMD006AA
2013-04-0914:28 UTCm62610 -26.62NGVD291TMD006AA
2013-04-0914:28 UTCm62611 -27.47NAVD881TMD006AA
2013-04-0914:28 UTCm72019214.63  1TMD006AA
2013-07-0915:28 UTCm62610 -27.58NGVD291TMD006AA
2013-07-0915:28 UTCm62611 -28.43NAVD881TMD006AA
2013-07-0915:28 UTCm72019215.59  1TMD006AA
2013-09-1219:35 UTCm62610 -28.77NGVD291TMD006AA
2013-09-1219:35 UTCm62611 -29.62NAVD881TMD006AA
2013-09-1219:35 UTCm72019216.78  1TMD006AA
2013-11-0815:27 UTCm62610 -29.42NGVD291TMD006AA
2013-11-0815:27 UTCm62611 -30.27NAVD881TMD006AA
2013-11-0815:27 UTCm72019217.43  1TMD006AA
2013-12-2014:55 UTCm62610 -29.35NGVD291TMD006AA
2013-12-2014:55 UTCm62611 -30.20NAVD881TMD006AA
2013-12-2014:55 UTCm72019217.36  1TMD006AA
2014-02-2715:27 UTCm62610 -29.34NGVD291TMD006AA
2014-02-2715:27 UTCm62611 -30.19NAVD881TMD006AA
2014-02-2715:27 UTCm72019217.35  1TMD006AA
2014-04-0215:27 UTCm62610 -30.03NGVD291TMD006AA
2014-04-0215:27 UTCm62611 -30.88NAVD881TMD006AA
2014-04-0215:27 UTCm72019218.04  1TMD006AA
2014-06-1715:33 UTCm62610 -31.50NGVD291TMD006AA
2014-06-1715:33 UTCm62611 -32.35NAVD881TMD006AA
2014-06-1715:33 UTCm72019219.51  1TMD006AA
2014-09-1215:22 UTCm62610 -32.69NGVD291TMD006AA
2014-09-1215:22 UTCm62611 -33.54NAVD881TMD006AA
2014-09-1215:22 UTCm72019220.70  1TMD006AA
2014-11-1216:06 UTCm62610 -33.12NGVD291TMD006AA
2014-11-1216:06 UTCm62611 -33.97NAVD881TMD006AA
2014-11-1216:06 UTCm72019221.13  1TMD006AA
2014-12-1515:12 UTCm62610 -32.93NGVD291TMD006AA
2014-12-1515:12 UTCm62611 -33.78NAVD881TMD006AA
2014-12-1515:12 UTCm72019220.94  1TMD006AA
2015-03-1315:11 UTCm62610 -33.01NGVD291TMD006AA
2015-03-1315:11 UTCm62611 -33.86NAVD881TMD006AA
2015-03-1315:11 UTCm72019221.02  1TMD006AA
2015-04-2219:46 UTCm62610 -33.10NGVD291TMD006AA
2015-04-2219:46 UTCm62611 -33.95NAVD881TMD006AA
2015-04-2219:46 UTCm72019221.11  1TMD006AA
2015-06-3015:04 UTCm62610 -33.20NGVD291TMD006AA
2015-06-3015:04 UTCm62611 -34.05NAVD881TMD006AA
2015-06-3015:04 UTCm72019221.21  1TMD006AA
2015-09-0215:50 UTCm62610 -34.26NGVD291TMD006AA
2015-09-0215:50 UTCm62611 -35.11NAVD881TMD006AA
2015-09-0215:50 UTCm72019222.27  1TMD006AA
2015-10-2215:51 UTCm62610 -34.42NGVD291TMD006AA
2015-10-2215:51 UTCm62611 -35.27NAVD881TMD006AA
2015-10-2215:51 UTCm72019222.43  1TMD006AA
2015-12-1015:10 UTCm62610 -33.89NGVD291TMD006AA
2015-12-1015:10 UTCm62611 -34.74NAVD881TMD006AA
2015-12-1015:10 UTCm72019221.90  1TMD006AA
2016-03-0215:18 UTCm62610 -33.07NGVD291TMD006AA
2016-03-0215:18 UTCm62611 -33.92NAVD881TMD006AA
2016-03-0215:18 UTCm72019221.08  1TMD006AA
2016-04-1115:38 UTCm62610 -33.27NGVD291TMD006AA
2016-04-1115:38 UTCm62611 -34.12NAVD881TMD006AA
2016-04-1115:38 UTCm72019221.28  1TMD006AA
2016-06-0815:50 UTCm62610 -32.71NGVD291TMD006AA
2016-06-0815:50 UTCm62611 -33.56NAVD881TMD006AA
2016-06-0815:50 UTCm72019220.72  1TMD006AA
2016-10-0316:28 UTCm62610 -33.66NGVD291TMD006AA
2016-10-0316:28 UTCm62611 -34.51NAVD881TMD006AA
2016-10-0316:28 UTCm72019221.67  1TMD006AA
2016-11-0715:36 UTCm62610 -34.52NGVD291TMD006AA
2016-11-0715:36 UTCm62611 -35.37NAVD881TMD006AA
2016-11-0715:36 UTCm72019222.53  1TMD006AA
2016-12-2016:14 UTCm62610 -34.97NGVD291TMD006AA
2016-12-2016:14 UTCm62611 -35.82NAVD881TMD006AA
2016-12-2016:14 UTCm72019222.98  1TMD006AA
2017-03-0816:29 UTCm62610 -34.70NGVD291TMD006AA
2017-03-0816:29 UTCm62611 -35.55NAVD881TMD006AA
2017-03-0816:29 UTCm72019222.71  1TMD006AA
2017-04-2116:13 UTCm62610 -34.18NGVD291TMD006AA
2017-04-2116:13 UTCm62611 -35.03NAVD881TMD006AA
2017-04-2116:13 UTCm72019222.19  1TMD006AA
2017-06-2114:59 UTCm62610 -33.93NGVD291TMD006AA
2017-06-2114:59 UTCm62611 -34.78NAVD881TMD006AA
2017-06-2114:59 UTCm72019221.94  1TMD006AA
2017-09-0716:33 UTCm62610 -33.58NGVD291TMD006AA
2017-09-0716:33 UTCm62611 -34.43NAVD881TMD006AA
2017-09-0716:33 UTCm72019221.59  1TMD006AA
2017-12-0415:18 UTCm62610 -33.70NGVD291TMD006AA
2017-12-0415:18 UTCm62611 -34.55NAVD881TMD006AA
2017-12-0415:18 UTCm72019221.71  1TMD006AA
2018-01-2415:24 UTCm62610 -33.36NGVD291TMD006AA
2018-01-2415:24 UTCm62611 -34.21NAVD881TMD006AA
2018-01-2415:24 UTCm72019221.37  1TMD006AA
2018-04-1116:10 UTCm62610 -33.41NGVD291TMD006AA
2018-04-1116:10 UTCm62611 -34.26NAVD881TMD006AA
2018-04-1116:10 UTCm72019221.42  1TMD006AA
2018-06-0515:31 UTCm62610 -33.22NGVD291TMD006AA
2018-06-0515:31 UTCm62611 -34.07NAVD881TMD006AA
2018-06-0515:31 UTCm72019221.23  1TMD006AA
2018-07-1115:16 UTCm62610 -34.13NGVD291TMD006AA
2018-07-1115:16 UTCm62611 -34.98NAVD881TMD006AA
2018-07-1115:16 UTCm72019222.14  1TMD006AA
2018-09-1915:39 UTCm62610 -34.43NGVD291TMD006AA
2018-09-1915:39 UTCm62611 -35.28NAVD881TMD006AA
2018-09-1915:39 UTCm72019222.44  1TMD006AA
2018-11-1920:04 UTCm62610 -34.06NGVD291TMD006AA
2018-11-1920:04 UTCm62611 -34.91NAVD881TMD006AA
2018-11-1920:04 UTCm72019222.07  1TMD006AA
2019-02-1915:35 UTCm62610 -34.13NGVD291TMD006AA
2019-02-1915:35 UTCm62611 -34.98NAVD881TMD006AA
2019-02-1915:35 UTCm72019222.14  1TMD006AA
2019-04-0215:45 UTCm62610 -33.86NGVD291VMD006AA
2019-04-0215:45 UTCm62611 -34.71NAVD881VMD006AA
2019-04-0215:45 UTCm72019221.87  1VMD006AA
2019-06-1219:17 UTCm62610 -33.71NGVD291VMD006AA
2019-06-1219:17 UTCm62611 -34.56NAVD881VMD006AA
2019-06-1219:17 UTCm72019221.72  1VMD006AA
2019-09-1819:09 UTCm62610 -33.98NGVD291VMD006AA
2019-09-1819:09 UTCm62611 -34.83NAVD881VMD006AA
2019-09-1819:09 UTCm72019221.99  1VMD006AA
2019-11-1514:57 UTCm62610 -34.20NGVD291VMD006AA
2019-11-1514:57 UTCm62611 -35.05NAVD881VMD006AA
2019-11-1514:57 UTCm72019222.21  1VMD006AA
2020-02-2114:41 UTCm62610 -34.29NGVD291VMD006AA
2020-02-2114:41 UTCm62611 -35.14NAVD881VMD006AA
2020-02-2114:41 UTCm72019222.30  1VMD006AA
2020-04-2216:23 UTCm62610 -33.94NGVD291TMD006AA
2020-04-2216:23 UTCm62611 -34.79NAVD881TMD006AA
2020-04-2216:23 UTCm72019221.95  1TMD006AA
2020-05-2618:47 UTCm62610 -33.77NGVD291TMD006AA
2020-05-2618:47 UTCm62611 -34.62NAVD881TMD006AA
2020-05-2618:47 UTCm72019221.78  1TMD006AA
2020-06-1614:49 UTCm62610 -33.96NGVD291VMD006AA
2020-06-1614:49 UTCm62611 -34.81NAVD881VMD006AA
2020-06-1614:49 UTCm72019221.97  1VMD006AA
2020-08-2414:19 UTCm62610 -33.58NGVD291VMD006AA
2020-08-2414:19 UTCm62611 -34.43NAVD881VMD006AA
2020-08-2414:19 UTCm72019221.59  1VMD006AA
2020-09-3015:18 UTCm62610 -33.53NGVD291VMD006AA
2020-09-3015:18 UTCm62611 -34.38NAVD881VMD006AA
2020-09-3015:18 UTCm72019221.54  1VMD006AA
2020-12-1521:04 UTCm62610 -33.59NGVD291VMD006AA
2020-12-1521:04 UTCm62611 -34.44NAVD881VMD006AA
2020-12-1521:04 UTCm72019221.60  1VMD006AA
2021-03-1513:17 UTCm62610 -34.25NGVD291VMD006AA
2021-03-1513:17 UTCm62611 -35.10NAVD881VMD006AA
2021-03-1513:17 UTCm72019222.26  1VMD006AA
2021-04-2313:14 UTCm62610 -35.00NGVD291VMD006AA
2021-04-2313:14 UTCm62611 -35.85NAVD881VMD006AA
2021-04-2313:14 UTCm72019223.01  1VMD006AA
2021-06-2514:20 UTCm62610 -35.69NGVD291VMD006AA
2021-06-2514:20 UTCm62611 -36.54NAVD881VMD006AA
2021-06-2514:20 UTCm72019223.70  1VMD006AA
2021-09-3013:49 UTCm62610 -35.68NGVD291VMD006AA
2021-09-3013:49 UTCm62611 -36.53NAVD881VMD006AA
2021-09-3013:49 UTCm72019223.69  1VMD006AA
2021-11-1714:08 UTCm62610 -35.55NGVD291VMD006AA
2021-11-1714:08 UTCm62611 -36.40NAVD881VMD006AA
2021-11-1714:08 UTCm72019223.56  1VMD006AA
2022-01-2520:17 UTCm62610 -35.10NGVD291VMD006AA
2022-01-2520:17 UTCm62611 -35.95NAVD881VMD006AA
2022-01-2520:17 UTCm72019223.11  1VMD006AA
2022-03-2215:50 UTCm62610 -35.04NGVD291VMD006AA
2022-03-2215:50 UTCm62611 -35.89NAVD881VMD006AA
2022-03-2215:50 UTCm72019223.05  1VMD006AA
2022-04-2213:46 UTCm62610 -35.03NGVD291VMD006AA
2022-04-2213:46 UTCm62611 -35.88NAVD881VMD006AA
2022-04-2213:46 UTCm72019223.04  1VMD006AA
2022-06-0714:57 UTCm62610 -34.83NGVD291VMD006AA
2022-06-0714:57 UTCm62611 -35.68NAVD881VMD006AA
2022-06-0714:57 UTCm72019222.84  1VMD006AA
2022-09-2221:21 UTCm62610 -34.82NGVD291VMD006AA
2022-09-2221:21 UTCm62611 -35.67NAVD881VMD006AA
2022-09-2221:21 UTCm72019222.83  1VMD006AA
2022-11-1719:52 UTCm62610 -34.91NGVD291VMD006AA
2022-11-1719:52 UTCm62611 -35.76NAVD881VMD006AA
2022-11-1719:52 UTCm72019222.92  1VMD006AA
2023-01-3016:36 UTCm62610 -34.87NGVD291VMD006AA
2023-01-3016:36 UTCm62611 -35.72NAVD881VMD006AA
2023-01-3016:36 UTCm72019222.88  1VMD006AA
2023-03-2013:24 UTCm62610 -35.12NGVD291VMD006AA
2023-03-2013:24 UTCm62611 -35.97NAVD881VMD006AA
2023-03-2013:24 UTCm72019223.13  1VMD006AA
2023-04-2412:53 UTCm62610 -35.13NGVD291VMD006AA
2023-04-2412:53 UTCm62611 -35.98NAVD881VMD006AA
2023-04-2412:53 UTCm72019223.14  1VMD006AA
2023-06-2819:00 UTCm62610 -35.23NGVD291VMD006AA
2023-06-2819:00 UTCm62611 -36.08NAVD881VMD006AA
2023-06-2819:00 UTCm72019223.24  1VMD006AA
2023-09-1314:34 UTCm62610 -35.48NGVD291VMD006AA
2023-09-1314:34 UTCm62611 -36.33NAVD881VMD006AA
2023-09-1314:34 UTCm72019223.49  1VMD006AA
2023-11-1514:01 UTCm62610 -36.02NGVD291VMD006AA
2023-11-1514:01 UTCm62611 -36.87NAVD881VMD006AA
2023-11-1514:01 UTCm72019224.03  1VMD006AA
2024-01-2314:26 UTCm62610 -35.85NGVD291VMD006AP
2024-01-2314:26 UTCm62611 -36.70NAVD881VMD006AP
2024-01-2314:26 UTCm72019223.86  1VMD006AP
2024-04-0913:06 UTCm62610 -35.68NGVD291VMD006AP
2024-04-0913:06 UTCm62611 -36.53NAVD881VMD006AP
2024-04-0913:06 UTCm72019223.69  1VMD006AP

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 measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyMD006Maryland Geological Survey
Source of measurementAReported by another government agency (do not use "A" if reported by owner, use "O").
Water-level approval statusAApproved for publication -- Processing and review completed.
Water-level approval statusPProvisional data subject to revision.