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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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  • 292718082202601
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USGS 292718082202601 92722001 12S20E18 MAHAFFEY WELL

Marion County, Florida
Latitude  29°27'18", Longitude  82°20'26" NAD27
Land-surface elevation 86.95 feet above NGVD29
This well is completed in the Floridan aquifer system (S400FLORDN) national aquifer.
This well is completed in the Floridan Aquifer System (120FLRD) local aquifer.
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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
1978-07-17 D62610 53.66NGVD291SUSGSSA
1978-07-17 D62611 52.74NAVD881SUSGSSA
1978-07-17 D7201933.29  1SUSGSSA
1978-07-1719:15 UTCm62610 53.66NGVD291Z  A
1978-07-1719:15 UTCm62611 52.74NAVD881Z  A
1978-07-1719:15 UTCm7201933.29  1Z  A
1978-09-2520:25 UTCm62610 54.37NGVD291Z  A
1978-09-2520:25 UTCm62611 53.45NAVD881Z  A
1978-09-2520:25 UTCm7201932.58  1Z  A
1979-05-0715:40 UTCm62610 54.04NGVD291Z  A
1979-05-0715:40 UTCm62611 53.12NAVD881Z  A
1979-05-0715:40 UTCm7201932.91  1Z  A
1979-09-1815:15 UTCm62610 52.90NGVD291Z  A
1979-09-1815:15 UTCm62611 51.98NAVD881Z  A
1979-09-1815:15 UTCm7201934.05  1Z  A
1980-05-1315:30 UTCm62610 55.01NGVD291Z  A
1980-05-1315:30 UTCm62611 54.09NAVD881Z  A
1980-05-1315:30 UTCm7201931.94  1Z  A
1980-09-1616:40 UTCm62610 56.22NGVD291Z  A
1980-09-1616:40 UTCm62611 55.30NAVD881Z  A
1980-09-1616:40 UTCm7201930.73  1Z  A
1981-05-1315:25 UTCm62610 52.96NGVD291Z  A
1981-05-1315:25 UTCm62611 52.04NAVD881Z  A
1981-05-1315:25 UTCm7201933.99  1Z  A
1981-09-2117:10 UTCm62610 51.03NGVD291Z  A
1981-09-2117:10 UTCm62611 50.11NAVD881Z  A
1981-09-2117:10 UTCm7201935.92  1Z  A
1982-05-1114:30 UTCm62610 52.75NGVD291Z  A
1982-05-1114:30 UTCm62611 51.83NAVD881Z  A
1982-05-1114:30 UTCm7201934.20  1Z  A
1982-09-1315:45 UTCm62610 54.52NGVD291Z  A
1982-09-1315:45 UTCm62611 53.60NAVD881Z  A
1982-09-1315:45 UTCm7201932.43  1Z  A
1983-05-1715:05 UTCm62610 58.50NGVD291Z  A
1983-05-1715:05 UTCm62611 57.58NAVD881Z  A
1983-05-1715:05 UTCm7201928.45  1Z  A
1983-09-1315:20 UTCm62610 57.86NGVD291Z  A
1983-09-1315:20 UTCm62611 56.94NAVD881Z  A
1983-09-1315:20 UTCm7201929.09  1Z  A
1984-05-1515:05 UTCm62610 59.17NGVD291Z  A
1984-05-1515:05 UTCm62611 58.25NAVD881Z  A
1984-05-1515:05 UTCm7201927.78  1Z  A
1984-09-1016:39 UTCm62610 57.50NGVD291Z  A
1984-09-1016:39 UTCm62611 56.58NAVD881Z  A
1984-09-1016:39 UTCm7201929.45  1Z  A
1985-05-1716:18 UTCm62610 53.89NGVD291Z  A
1985-05-1716:18 UTCm62611 52.97NAVD881Z  A
1985-05-1716:18 UTCm7201933.06  1Z  A
1985-09-1114:15 UTCm62610 54.24NGVD291Z  A
1985-09-1114:15 UTCm62611 53.32NAVD881Z  A
1985-09-1114:15 UTCm7201932.71  1Z  A
1986-05-1419:20 UTCm62610 54.27NGVD291Z  A
1986-05-1419:20 UTCm62611 53.35NAVD881Z  A
1986-05-1419:20 UTCm7201932.68  1Z  A
1986-09-1516:15 UTCm62610 52.78NGVD291Z  A
1986-09-1516:15 UTCm62611 51.86NAVD881Z  A
1986-09-1516:15 UTCm7201934.17  1Z  A
1987-05-2115:20 UTCm62610 56.05NGVD291Z  A
1987-05-2115:20 UTCm62611 55.13NAVD881Z  A
1987-05-2115:20 UTCm7201930.90  1Z  A
1987-09-1518:45 UTCm62610 54.73NGVD291Z  A
1987-09-1518:45 UTCm62611 53.81NAVD881Z  A
1987-09-1518:45 UTCm7201932.22  1Z  A
1988-05-1719:30 UTCm62610 54.50NGVD291Z  A
1988-05-1719:30 UTCm62611 53.58NAVD881Z  A
1988-05-1719:30 UTCm7201932.45  1Z  A
1988-09-2021:56 UTCm62610 55.42NGVD291Z  A
1988-09-2021:56 UTCm62611 54.50NAVD881Z  A
1988-09-2021:56 UTCm7201931.53  1Z  A
1989-05-1718:05 UTCm62610 54.66NGVD291Z  A
1989-05-1718:05 UTCm62611 53.74NAVD881Z  A
1989-05-1718:05 UTCm7201932.29  1Z  A
1989-09-1115:55 UTCm62610 52.19NGVD291Z  A
1989-09-1115:55 UTCm62611 51.27NAVD881Z  A
1989-09-1115:55 UTCm7201934.76  1Z  A
1991-05-1415:38 UTCm62610 49.91NGVD291Z  A
1991-05-1415:38 UTCm62611 48.99NAVD881Z  A
1991-05-1415:38 UTCm7201937.04  1Z  A
1991-09-1215:45 UTCm62610 51.05NGVD291Z  A
1991-09-1215:45 UTCm62611 50.13NAVD881Z  A
1991-09-1215:45 UTCm7201935.90  1Z  A
1992-05-1318:35 UTCm62610 49.63NGVD291Z  A
1992-05-1318:35 UTCm62611 48.71NAVD881Z  A
1992-05-1318:35 UTCm7201937.32  1Z  A
1992-09-1715:10 UTCm62610 48.79NGVD291Z  A
1992-09-1715:10 UTCm62611 47.87NAVD881Z  A
1992-09-1715:10 UTCm7201938.16  1Z  A
1993-05-1819:36 UTCm62610 50.64NGVD291Z  A
1993-05-1819:36 UTCm62611 49.72NAVD881Z  A
1993-05-1819:36 UTCm7201936.31  1Z  A
1993-09-2120:43 UTCm62610 49.53NGVD291Z  A
1993-09-2120:43 UTCm62611 48.61NAVD881Z  A
1993-09-2120:43 UTCm7201937.42  1Z  A
1994-05-1714:40 UTCm62610 50.45NGVD291Z  A
1994-05-1714:40 UTCm62611 49.53NAVD881Z  A
1994-05-1714:40 UTCm7201936.50  1Z  A
1994-09-2116:49 UTCm62610 51.66NGVD291Z  A
1994-09-2116:49 UTCm62611 50.74NAVD881Z  A
1994-09-2116:49 UTCm7201935.29  1Z  A
1995-05-1813:50 UTCm62610 52.40NGVD291Z  A
1995-05-1813:50 UTCm62611 51.48NAVD881Z  A
1995-05-1813:50 UTCm7201934.55  1Z  A
1995-09-1316:17 UTCm62610 52.93NGVD291Z  A
1995-09-1316:17 UTCm62611 52.01NAVD881Z  A
1995-09-1316:17 UTCm7201934.02  1Z  A
1996-05-1514:55 UTCm62610 54.45NGVD291Z  A
1996-05-1514:55 UTCm62611 53.53NAVD881Z  A
1996-05-1514:55 UTCm7201932.50  1Z  A
1996-09-0613:30 UTCm62610 54.48NGVD291Z  A
1996-09-0613:30 UTCm62611 53.56NAVD881Z  A
1996-09-0613:30 UTCm7201932.47  1Z  A
1997-05-1315:05 UTCm62610 53.06NGVD291Z  A
1997-05-1315:05 UTCm62611 52.14NAVD881Z  A
1997-05-1315:05 UTCm7201933.89  1Z  A
1997-09-0816:03 UTCm62610 52.91NGVD291Z  A
1997-09-0816:03 UTCm62611 51.99NAVD881Z  A
1997-09-0816:03 UTCm7201934.04  1Z  A
1998-05-1315:10 UTCm62610 59.05NGVD291Z  A
1998-05-1315:10 UTCm62611 58.13NAVD881Z  A
1998-05-1315:10 UTCm7201927.90  1Z  A
1998-09-1017:46 UTCm62610 57.30NGVD291Z  A
1998-09-1017:46 UTCm62611 56.38NAVD881Z  A
1998-09-1017:46 UTCm7201929.65  1Z  A
1999-05-1215:33 UTCm62610 55.88NGVD291Z  A
1999-05-1215:33 UTCm62611 54.96NAVD881Z  A
1999-05-1215:33 UTCm7201931.07  1Z  A
1999-09-2016:20 UTCm62610 54.13NGVD291Z  A
1999-09-2016:20 UTCm62611 53.21NAVD881Z  A
1999-09-2016:20 UTCm7201932.82  1Z  A
2000-05-1715:59 UTCm62610 51.60NGVD291Z  A
2000-05-1715:59 UTCm62611 50.68NAVD881Z  A
2000-05-1715:59 UTCm7201935.35  1Z  A
2000-09-1218:40 UTCm62610 51.05NGVD291Z  A
2000-09-1218:40 UTCm62611 50.13NAVD881Z  A
2000-09-1218:40 UTCm7201935.90  1Z  A
2001-05-1514:55 UTCm62610 48.87NGVD291T  A
2001-05-1514:55 UTCm62611 47.95NAVD881T  A
2001-05-1514:55 UTCm7201938.08  1T  A
2001-09-2614:55 UTCm62610 48.57NGVD291T  A
2001-09-2614:55 UTCm62611 47.65NAVD881T  A
2001-09-2614:55 UTCm7201938.38  1T  A
2002-05-1617:30 UTCm62610 47.30NGVD291T  A
2002-05-1617:30 UTCm62611 46.38NAVD881T  A
2002-05-1617:30 UTCm7201939.65  1T  A
2002-09-1818:05 UTCm62610 47.50NGVD291TUSGSSA
2002-09-1818:05 UTCm62611 46.58NAVD881TUSGSSA
2002-09-1818:05 UTCm7201939.45  1TUSGSSA
2003-05-2019:45 UTCm62610 49.85NGVD291TUSGSSA
2003-05-2019:45 UTCm62611 48.93NAVD881TUSGSSA
2003-05-2019:45 UTCm7201937.10  1TUSGSSA
2003-09-1619:50 UTCm62610 51.93NGVD291TUSGSSA
2003-09-1619:50 UTCm62611 51.01NAVD881TUSGSSA
2003-09-1619:50 UTCm7201935.02  1TUSGSSA
2004-05-1917:35 UTCm62610 50.45NGVD291TUSGSSA
2004-05-1917:35 UTCm62611 49.53NAVD881TUSGSSA
2004-05-1917:35 UTCm7201936.50  1TUSGSSA
2004-09-2314:15 UTCm62610 51.87NGVD291TUSGSSA
2004-09-2314:15 UTCm62611 50.95NAVD881TUSGSSA
2004-09-2314:15 UTCm7201935.08  1TUSGSSA
2005-05-2617:00 UTCm62610 55.15NGVD291TUSGSSA
2005-05-2617:00 UTCm62611 54.23NAVD881TUSGSSA
2005-05-2617:00 UTCm7201931.80  1TUSGSSA
2005-09-2115:30 UTCm62610 56.65NGVD291TUSGSSA
2005-09-2115:30 UTCm62611 55.73NAVD881TUSGSSA
2005-09-2115:30 UTCm7201930.30  1TUSGSSA
2006-05-1814:50 UTCm62610 55.45NGVD291TUSGSSA
2006-05-1814:50 UTCm62611 54.53NAVD881TUSGSSA
2006-05-1814:50 UTCm7201931.50  1TUSGSSA
2006-09-1916:30 UTCm62610 53.60NGVD291TUSGSSA
2006-09-1916:30 UTCm62611 52.68NAVD881TUSGSSA
2006-09-1916:30 UTCm7201933.35  1TUSGSSA
2007-05-2315:40 UTCm62610 52.05NGVD291TUSGSSA
2007-05-2315:40 UTCm62611 51.13NAVD881TUSGSSA
2007-05-2315:40 UTCm7201934.90  1TUSGSSA
2007-09-1718:51 UTCm62610 50.90NGVD291TUSGSSA
2007-09-1718:51 UTCm62611 49.98NAVD881TUSGSSA
2007-09-1718:51 UTCm7201936.05  1TUSGSSA
2008-05-1919:32 UTCm62610 51.03NGVD291SUSGSSA
2008-05-1919:32 UTCm62611 50.11NAVD881SUSGSSA
2008-05-1919:32 UTCm7201935.92  1SUSGSSA
2008-09-1520:49 UTCm62610 52.12NGVD291SUSGSSA
2008-09-1520:49 UTCm62611 51.20NAVD881SUSGSSA
2008-09-1520:49 UTCm7201934.83  1SUSGSSA
2009-05-1818:14 UTCm62610 49.94NGVD291TUSGSSA
2009-05-1818:14 UTCm62611 49.02NAVD881TUSGSSA
2009-05-1818:14 UTCm7201937.01  1TUSGSSA
2009-09-2216:28 UTCm62610 51.61NGVD291TUSGSSA
2009-09-2216:28 UTCm62611 50.69NAVD881TUSGSSA
2009-09-2216:28 UTCm7201935.34  1TUSGSSA
2010-05-2517:01 UTCm62610 51.85NGVD291TUSGSSA
2010-05-2517:01 UTCm62611 50.93NAVD881TUSGSSA
2010-05-2517:01 UTCm7201935.10  1TUSGSSA
2010-09-1420:17 UTCm62610 51.55NGVD291TUSGSSA
2010-09-1420:17 UTCm62611 50.63NAVD881TUSGSSA
2010-09-1420:17 UTCm7201935.40  1TUSGSSA
2011-05-2316:26 UTCm62610 48.98NGVD291TUSGSSA
2011-05-2316:26 UTCm62611 48.06NAVD881TUSGSSA
2011-05-2316:26 UTCm7201937.97  1TUSGSSA
2011-09-1312:57 UTCm62610 47.89NGVD291TUSGSSA
2011-09-1312:57 UTCm62611 46.97NAVD881TUSGSSA
2011-09-1312:57 UTCm7201939.06  1TUSGSSA

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 measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementZOther.
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.