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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 301512091503002
Minimum number of levels = 1
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USGS 301512091503002 SMn-135B

St. Martin Parish, Louisiana
Latitude  30°15'12", Longitude  91°50'30" NAD27
Land-surface elevation 15.00 feet above NGVD29
The depth of the well is 658 feet below land surface.
The depth of the hole is 736 feet below land surface.
This well is completed in the Coastal lowlands aquifer system (S100CSLLWD) national aquifer.
This well is completed in the Chicot Aquifer, Lower (112CHCTL) 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
1975-05-07 D62610 7.47NGVD291Z  A
1975-05-07 D62611 6.88NAVD881Z  A
1975-05-07 D720197.53  1Z  A
1975-06-04 D62610 7.39NGVD291Z  A
1975-06-04 D62611 6.80NAVD881Z  A
1975-06-04 D720197.61  1Z  A
1975-08-05 D62610 6.23NGVD291Z  A
1975-08-05 D62611 5.64NAVD881Z  A
1975-08-05 D720198.77  1Z  A
1975-10-24 D62610 3.43NGVD291Z  A
1975-10-24 D62611 2.84NAVD881Z  A
1975-10-24 D7201911.57  1Z  A
1975-12-05 D62610 2.78NGVD291Z  A
1975-12-05 D62611 2.19NAVD881Z  A
1975-12-05 D7201912.22  1Z  A
1976-01-16 D62610 3.31NGVD291Z  A
1976-01-16 D62611 2.72NAVD881Z  A
1976-01-16 D7201911.69  1Z  A
1976-02-23 D62610 3.62NGVD291Z  A
1976-02-23 D62611 3.03NAVD881Z  A
1976-02-23 D7201911.38  1Z  A
1976-04-21 D62610 4.87NGVD291Z  A
1976-04-21 D62611 4.28NAVD881Z  A
1976-04-21 D7201910.13  1Z  A
1976-07-06 D62610 2.65NGVD291Z  A
1976-07-06 D62611 2.06NAVD881Z  A
1976-07-06 D7201912.35  1Z  A
1976-09-17 D62610 0.85NGVD291Z  A
1976-09-17 D62611 0.26NAVD881Z  A
1976-09-17 D7201914.15  1Z  A
1976-11-08 D62610 0.15NGVD291Z  A
1976-11-08 D62611 -0.44NAVD881Z  A
1976-11-08 D7201914.85  1Z  A
1977-02-16 D62610 1.94NGVD291Z  A
1977-02-16 D62611 1.35NAVD881Z  A
1977-02-16 D7201913.06  1Z  A
1977-03-07 D62610 1.92NGVD291Z  A
1977-03-07 D62611 1.33NAVD881Z  A
1977-03-07 D7201913.08  1Z  A
1977-06-14 D62610 2.17NGVD291Z  A
1977-06-14 D62611 1.58NAVD881Z  A
1977-06-14 D7201912.83  1Z  A
1977-09-20 D62610 1.55NGVD291Z  A
1977-09-20 D62611 0.96NAVD881Z  A
1977-09-20 D7201913.45  1Z  A
1977-10-31 D62610 1.51NGVD291Z  A
1977-10-31 D62611 0.92NAVD881Z  A
1977-10-31 D7201913.49  1Z  A
1977-12-12 D62610 2.45NGVD291Z  A
1977-12-12 D62611 1.86NAVD881Z  A
1977-12-12 D7201912.55  1Z  A
1978-01-16 D62610 3.18NGVD291Z  A
1978-01-16 D62611 2.59NAVD881Z  A
1978-01-16 D7201911.82  1Z  A
1978-02-17 D62610 3.98NGVD291Z  A
1978-02-17 D62611 3.39NAVD881Z  A
1978-02-17 D7201911.02  1Z  A
1979-02-26 D62610 3.71NGVD291Z  A
1979-02-26 D62611 3.12NAVD881Z  A
1979-02-26 D7201911.29  1Z  A
1981-02-18 D62610 -0.36NGVD291Z  A
1981-02-18 D62611 -0.95NAVD881Z  A
1981-02-18 D7201915.36  1Z  A
1985-03-06 D62610 3.00NGVD291Z  A
1985-03-06 D62611 2.41NAVD881Z  A
1985-03-06 D7201912.00  1Z  A
1987-09-02 D62610 4.07NGVD291Z  A
1987-09-02 D62611 3.48NAVD881Z  A
1987-09-02 D7201910.93  1Z  A
1991-03-08 D62610 6.00NGVD291Z  A
1991-03-08 D62611 5.41NAVD881Z  A
1991-03-08 D720199.00  1Z  A
1996-08-3014:45 UTCm62610 1.11NGVD291OUSGSSA
1996-08-3014:45 UTCm62611 0.52NAVD881OUSGSSA
1996-08-3014:45 UTCm7201913.89  1OUSGSSA
2006-06-26 D62610 -4.74NGVD291TUSGSSA
2006-06-26 D62611 -5.33NAVD881TUSGSSA
2006-06-26 D7201919.74  1TUSGSSA
2012-07-31 D62610 -4.90NGVD291TUSGSSA
2012-07-31 D62611 -5.49NAVD881TUSGSSA
2012-07-31 D7201919.90  1TUSGSSA
2013-05-2813:10 UTCm62610 -1.82NGVD291TUSGSSA
2013-05-2813:10 UTCm62611 -2.41NAVD881TUSGSSA
2013-05-2813:10 UTCm7201916.82  1TUSGSSA
2013-06-1219:10 UTCm62610 -1.92NGVD291TUSGSSA
2013-06-1219:10 UTCm62611 -2.51NAVD881TUSGSSA
2013-06-1219:10 UTCm7201916.92  1TUSGSSA
2013-08-0115:31 UTCm62610 -2.71NGVD291TUSGSSA
2013-08-0115:31 UTCm62611 -3.30NAVD881TUSGSSA
2013-08-0115:31 UTCm7201917.71  1TUSGSSA
2013-11-0520:01 UTCm62610 -5.39NGVD291TUSGSSA
2013-11-0520:01 UTCm62611 -5.98NAVD881TUSGSSA
2013-11-0520:01 UTCm7201920.39  1TUSGSSA
2014-02-0618:15 UTCm62610 -5.08NGVD291TUSGSSA
2014-02-0618:15 UTCm62611 -5.67NAVD881TUSGSSA
2014-02-0618:15 UTCm7201920.08  1TUSGSSA
2014-04-0115:02 UTCm62610 -4.16NGVD291TUSGSSA
2014-04-0115:02 UTCm62611 -4.75NAVD881TUSGSSA
2014-04-0115:02 UTCm7201919.16  1TUSGSSA
2014-07-3117:21 UTCm62610 -3.40NGVD291TUSGSSA
2014-07-3117:21 UTCm62611 -3.99NAVD881TUSGSSA
2014-07-3117:21 UTCm7201918.40  1TUSGSSA
2014-08-2113:40 UTCm62610 -3.79NGVD291TUSGSSA
2014-08-2113:40 UTCm62611 -4.38NAVD881TUSGSSA
2014-08-2113:40 UTCm7201918.79  1TUSGSSA
2014-10-1620:33 UTCm62610 -4.95NGVD291TUSGSSA
2014-10-1620:33 UTCm62611 -5.54NAVD881TUSGSSA
2014-10-1620:33 UTCm7201919.95  1TUSGSSA
2015-01-2816:39 UTCm62610 -4.45NGVD291TUSGSSA
2015-01-2816:39 UTCm62611 -5.04NAVD881TUSGSSA
2015-01-2816:39 UTCm7201919.45  1TUSGSSA
2015-02-1015:26 UTCm62610 -4.49NGVD291TUSGSSA
2015-02-1015:26 UTCm62611 -5.08NAVD881TUSGSSA
2015-02-1015:26 UTCm7201919.49  1TUSGSSA
2015-05-1314:06 UTCm62610 -2.33NGVD291TUSGSSA
2015-05-1314:06 UTCm62611 -2.92NAVD881TUSGSSA
2015-05-1314:06 UTCm7201917.33  1TUSGSSA
2015-08-2415:14 UTCm62610 -2.29NGVD291TUSGSSA
2015-08-2415:14 UTCm62611 -2.88NAVD881TUSGSSA
2015-08-2415:14 UTCm7201917.29  1TUSGSSA
2015-10-2820:02 UTCm62610 -5.16NGVD291TUSGSSA
2015-10-2820:02 UTCm62611 -5.75NAVD881TUSGSSA
2015-10-2820:02 UTCm7201920.16  1TUSGSSA
2016-04-2815:03 UTCm62610 -0.52NGVD291SUSGSSA
2016-04-2815:03 UTCm62611 -1.11NAVD881SUSGSSA
2016-04-2815:03 UTCm7201915.52  1SUSGSSA
2016-08-2514:29 UTCm62610 -0.37NGVD291SUSGSSA
2016-08-2514:29 UTCm62611 -0.96NAVD881SUSGSSA
2016-08-2514:29 UTCm7201915.37  1SUSGSSA
2016-12-1315:00 UTCm62610 -3.08NGVD291VUSGSSA
2016-12-1315:00 UTCm62611 -3.67NAVD881VUSGSSA
2016-12-1315:00 UTCm7201918.08  1VUSGSSA
2017-09-2521:22 UTCm62610 -1.50NGVD291VUSGSSA
2017-09-2521:22 UTCm62611 -2.09NAVD881VUSGSSA
2017-09-2521:22 UTCm7201916.50  1VUSGSSA
2017-12-1320:45 UTCm62610 -2.58NGVD291VUSGSSA
2017-12-1320:45 UTCm62611 -3.17NAVD881VUSGSSA
2017-12-1320:45 UTCm7201917.58  1VUSGSSA
2018-02-0521:16 UTCm62610 -2.04NGVD291VUSGSSA
2018-02-0521:16 UTCm62611 -2.63NAVD881VUSGSSA
2018-02-0521:16 UTCm7201917.04  1VUSGSSA
2018-06-1912:35 UTCm62610 -1.68NGVD291VUSGSSA
2018-06-1912:35 UTCm62611 -2.27NAVD881VUSGSSA
2018-06-1912:35 UTCm7201916.68  1VUSGSSA
2018-09-2019:35 UTCm62610 -3.50NGVD291VUSGSSA
2018-09-2019:35 UTCm62611 -4.09NAVD881VUSGSSA
2018-09-2019:35 UTCm7201918.50  1VUSGSSA
2018-10-2619:37 UTCm62610 -3.20NGVD291TUSGSSA
2018-10-2619:37 UTCm62611 -3.79NAVD881TUSGSSA
2018-10-2619:37 UTCm7201918.20  1TUSGSSA
2019-02-2817:43 UTCm62610 -0.39NGVD291VUSGSSA
2019-02-2817:43 UTCm62611 -0.98NAVD881VUSGSSA
2019-02-2817:43 UTCm7201915.39  1VUSGSSA
2019-05-1313:32 UTCm62610 0.51NGVD291VUSGSSA
2019-05-1313:32 UTCm62611 -0.08NAVD881VUSGSSA
2019-05-1313:32 UTCm7201914.49  1VUSGSSA
2019-06-2516:44 UTCm62610 0.66NGVD291VUSGSSA
2019-06-2516:44 UTCm62611 0.07NAVD881VUSGSSA
2019-06-2516:44 UTCm7201914.34  1VUSGSSA
2019-09-1621:14 UTCm62610 -0.39NGVD291VUSGSSA
2019-09-1621:14 UTCm62611 -0.98NAVD881VUSGSSA
2019-09-1621:14 UTCm7201915.39  1VUSGSSA
2019-11-1316:37 UTCm62610 -1.72NGVD291VUSGSSA
2019-11-1316:37 UTCm62611 -2.31NAVD881VUSGSSA
2019-11-1316:37 UTCm7201916.72  1VUSGSSA
2020-01-0721:26 UTCm62610 -1.16NGVD291VUSGSSA
2020-01-0721:26 UTCm62611 -1.75NAVD881VUSGSSA
2020-01-0721:26 UTCm7201916.16  1VUSGSSA
2020-04-1616:43 UTCm62610 -0.88NGVD291VUSGSSA
2020-04-1616:43 UTCm62611 -1.47NAVD881VUSGSSA
2020-04-1616:43 UTCm7201915.88  1VUSGSSA
2020-07-0814:56 UTCm62610 0.02NGVD291VUSGSSA
2020-07-0814:56 UTCm62611 -0.57NAVD881VUSGSSA
2020-07-0814:56 UTCm7201914.98  1VUSGSSA
2020-10-1416:42 UTCm62610 -2.18NGVD291SUSGSSA
2020-10-1416:42 UTCm62611 -2.77NAVD881SUSGSSA
2020-10-1416:42 UTCm7201917.18  1SUSGSSA
2021-01-2915:25 UTCm62610 -1.92NGVD291VUSGSSA
2021-01-2915:25 UTCm62611 -2.51NAVD881VUSGSSA
2021-01-2915:25 UTCm7201916.92  1VUSGSSA
2021-04-2017:20 UTCm62610 0.14NGVD291VUSGSSA
2021-04-2017:20 UTCm62611 -0.45NAVD881VUSGSSA
2021-04-2017:20 UTCm7201914.86  1VUSGSSA
2021-06-1419:46 UTCm62610 1.02NGVD291VusgsAA
2021-06-1419:46 UTCm62611 0.43NAVD881VusgsAA
2021-06-1419:46 UTCm7201913.98  1VusgsAA
2021-07-1213:47 UTCm62610 0.48NGVD291VUSGSSA
2021-07-1213:47 UTCm62611 -0.11NAVD881VUSGSSA
2021-07-1213:47 UTCm7201914.52  1VUSGSSA
2021-10-0414:05 UTCm62610 -0.78NGVD291VUSGSSA
2021-10-0414:05 UTCm62611 -1.37NAVD881VUSGSSA
2021-10-0414:05 UTCm7201915.78  1VUSGSSA
2022-02-1120:56 UTCm62610 -1.89NGVD291VUSGSSA
2022-02-1120:56 UTCm62611 -2.48NAVD881VUSGSSA
2022-02-1120:56 UTCm7201916.89  1VUSGSSA
2022-04-0718:41 UTCm62610 -1.23NGVD291VUSGSSA
2022-04-0718:41 UTCm62611 -1.82NAVD881VUSGSSA
2022-04-0718:41 UTCm7201916.23  1VUSGSSA
2022-07-1815:00 UTCm62610 -2.58NGVD291VUSGSSP
2022-07-1815:00 UTCm62611 -3.17NAVD881VUSGSSP
2022-07-1815:00 UTCm7201917.58  1VUSGSSP
2022-10-1317:02 UTCm62610 -4.49NGVD291VUSGSSP
2022-10-1317:02 UTCm62611 -5.08NAVD881VUSGSSP
2022-10-1317:02 UTCm7201919.49  1VUSGSSP
2023-02-0721:20 UTCm62610 -2.35NGVD291VUSGSSP
2023-02-0721:20 UTCm62611 -2.94NAVD881VUSGSSP
2023-02-0721:20 UTCm7201917.35  1VUSGSSP
2023-05-1116:12 UTCm62610 -1.11NGVD291VUSGSSP
2023-05-1116:12 UTCm62611 -1.70NAVD881VUSGSSP
2023-05-1116:12 UTCm7201916.11  1VUSGSSP
2023-07-2818:38 UTCm62610 -3.61NGVD291VUSGSSP
2023-07-2818:38 UTCm62611 -4.20NAVD881VUSGSSP
2023-07-2818:38 UTCm7201918.61  1VUSGSSP
2023-10-1018:00 UTCm62610 -6.42NGVD291VUSGSSP
2023-10-1018:00 UTCm62611 -7.01NAVD881VUSGSSP
2023-10-1018:00 UTCm7201921.42  1VUSGSSP
2024-01-2923:22 UTCm62610 -5.77NGVD291VUSGSSP
2024-01-2923:22 UTCm62611 -6.36NAVD881VUSGSSP
2024-01-2923:22 UTCm7201920.77  1VUSGSSP
2024-05-2216:00 UTCm62610 -3.47NGVD291VUSGSSP
2024-05-2216:00 UTCm62611 -4.06NAVD881VUSGSSP
2024-05-2216:00 UTCm7201918.47  1VUSGSSP
2024-07-1116:21 UTCm62610 -3.15NGVD291VUSGSSP
2024-07-1116:21 UTCm62611 -3.74NAVD881VUSGSSP
2024-07-1116:21 UTCm7201918.15  1VUSGSSP

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 measurementOObserved.
Method of measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Method of measurementZOther.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Measuring agencyusgsNot determined
Source of measurementNot determined
Source of measurementAReported by another government agency (do not use "A" if reported by owner, use "O").
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.