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Groundwater levels for the Nation

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USGS 303021092463501 Al-21

Allen Parish, Louisiana
Latitude  30°30'21", Longitude  92°46'35" NAD27
Land-surface elevation 50.23 feet above NGVD29
The depth of the well is 260 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 (112CHCT) local aquifer.
Output formats
Table of data
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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
1940-01-16 D62610 13.38NGVD291Z  A
1940-01-16 D62611 13.33NAVD881Z  A
1940-01-16 D7201936.85  1Z  A
1948-01-09 D62610 11.09NGVD291Z  A
1948-01-09 D62611 11.04NAVD881Z  A
1948-01-09 D7201939.14  1Z  A
1948-04-07 D62610 12.43NGVD291Z  A
1948-04-07 D62611 12.38NAVD881Z  A
1948-04-07 D7201937.80  1Z  A
1948-05-12 D62610 8.85NGVD291Z  A
1948-05-12 D62611 8.80NAVD881Z  A
1948-05-12 D7201941.38  1Z  A
1948-07-09 D62610 8.35NGVD291Z  A
1948-07-09 D62611 8.30NAVD881Z  A
1948-07-09 D7201941.88  1Z  A
1948-09-09 D62610 8.33NGVD291Z  A
1948-09-09 D62611 8.28NAVD881Z  A
1948-09-09 D7201941.90  1Z  A
1948-12-06 D62610 8.66NGVD291Z  A
1948-12-06 D62611 8.61NAVD881Z  A
1948-12-06 D7201941.57  1Z  A
1949-03-15 D62610 9.09NGVD291Z  A
1949-03-15 D62611 9.04NAVD881Z  A
1949-03-15 D7201941.14  1Z  A
1949-06-09 D62610 7.08NGVD291Z  A
1949-06-09 D62611 7.03NAVD881Z  A
1949-06-09 D7201943.15  1Z  A
1949-06-25 D62610 9.10NGVD291Z  A
1949-06-25 D62611 9.05NAVD881Z  A
1949-06-25 D7201941.13  1Z  A
1949-07-05 D62610 8.70NGVD291Z  A
1949-07-05 D62611 8.65NAVD881Z  A
1949-07-05 D7201941.53  1Z  A
1949-09-13 D62610 8.65NGVD291Z  A
1949-09-13 D62611 8.60NAVD881Z  A
1949-09-13 D7201941.58  1Z  A
1949-12-15 D62610 9.11NGVD291Z  A
1949-12-15 D62611 9.06NAVD881Z  A
1949-12-15 D7201941.12  1Z  A
1950-03-23 D62610 14.24NGVD291Z  A
1950-03-23 D62611 14.19NAVD881Z  A
1950-03-23 D7201935.99  1Z  A
1950-06-27 D62610 13.57NGVD291Z  A
1950-06-27 D62611 13.52NAVD881Z  A
1950-06-27 D7201936.66  1Z  A
1950-09-27 D62610 12.53NGVD291Z  A
1950-09-27 D62611 12.48NAVD881Z  A
1950-09-27 D7201937.70  1Z  A
1950-12-13 D62610 12.79NGVD291Z  A
1950-12-13 D62611 12.74NAVD881Z  A
1950-12-13 D7201937.44  1Z  A
1951-03-06 D62610 13.23NGVD291Z  A
1951-03-06 D62611 13.18NAVD881Z  A
1951-03-06 D7201937.00  1Z  A
1951-09-20 D62610 10.90NGVD291Z  A
1951-09-20 D62611 10.85NAVD881Z  A
1951-09-20 D7201939.33  1Z  A
1952-04-29 D62610 11.48NGVD291Z  A
1952-04-29 D62611 11.43NAVD881Z  A
1952-04-29 D7201938.75  1Z  A

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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 measurementZOther.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.