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Groundwater levels for the Nation

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Agency code = usgs
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  • 313115091404701
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USGS 313115091404701 Co-530

Concordia Parish, Louisiana
Latitude  31°31'15", Longitude  91°40'47" NAD83
Land-surface elevation 50 feet above NAVD88
The depth of the well is 120 feet below land surface.
The depth of the hole is 120 feet below land surface.
This well is completed in the Mississippi River Valley alluvial aquifer (N100MSRVVL) national aquifer.
This well is completed in the Mississippi River Alluvial Aquifer (112MRVA) local aquifer.
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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
2018-04-1314:30 UTCm62610 39.22NGVD291SUSGSSA
2018-04-1314:30 UTCm62611 39.23NAVD881SUSGSSA
2018-04-1314:30 UTCm7201910.77  1SUSGSSA
2018-10-3016:00 UTCm62610 27.53NGVD291SUSGSSA
2018-10-3016:00 UTCm62611 27.54NAVD881SUSGSSA
2018-10-3016:00 UTCm7201922.46  1SUSGSSA
2022-04-1120:10 UTCm62610 39.30NGVD291SUSGSSA
2022-04-1120:10 UTCm62611 39.31NAVD881SUSGSSA
2022-04-1120:10 UTCm7201910.69  1SUSGSSA
2022-10-0723:39 UTCm62610 29.64NGVD291SUSGSSA
2022-10-0723:39 UTCm62611 29.65NAVD881SUSGSSA
2022-10-0723:39 UTCm7201920.35  1SUSGSSA
2023-04-1116:50 UTCm62610 38.25NGVD291SUSGSSA
2023-04-1116:50 UTCm62611 38.26NAVD881SUSGSSA
2023-04-1116:50 UTCm7201911.74  1SUSGSSA
2023-10-1020:18 UTCm62610 28.39NGVD291SUSGSSA
2023-10-1020:18 UTCm62611 28.40NAVD881SUSGSSA
2023-10-1020:18 UTCm7201921.60  1SUSGSSA
2024-04-0919:45 UTCm62610 35.20NGVD291VUSGSSP
2024-04-0919:45 UTCm62611 35.21NAVD881VUSGSSP
2024-04-0919:45 UTCm7201914.79  1VUSGSSP

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 measurementSSteel-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyUSGSU.S. Geological Survey
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.