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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 431027100333001
Minimum number of levels = 1
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USGS 431027100333001 37N27W18DDAB RST GW WELL RB-17 NR OLSONVILLE, SD

Todd County, South Dakota
Latitude  43°10'35", Longitude 100°33'06" NAD27
Land-surface elevation 2,614.79 feet above NAVD88
The depth of the well is 53.0 feet below land surface.
This well is completed in the High Plains aquifer (N100HGHPLN) national aquifer.
This well is completed in the Ogallala Formation (121OGLL) 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
1990-07-13 D62610 2594.82NGVD291S  A
1990-07-13 D62611 2595.96NAVD881S  A
1990-07-13 D7201914.18  1S  A
2022-09-1416:12 UTCm62610 2601.87NGVD291VUSGSSA
2022-09-1416:12 UTCm62611 2603.01NAVD881VUSGSSA
2022-09-1416:12 UTCm720197.13  1VUSGSSA
2022-10-0418:50 UTCm62610 2606.45NGVD291VUSGSSA
2022-10-0418:50 UTCm62611 2607.59NAVD881VUSGSSA
2022-10-0418:50 UTCm720197.20  1VUSGSSA
2023-04-2522:10 UTCm62610 2608.39NGVD291VUSGSSA
2023-04-2522:10 UTCm62611 2609.53NAVD881VUSGSSA
2023-04-2522:10 UTCm720195.26  1VUSGSSA
2023-07-1917:40 UTCm62610 2608.35NGVD291VUSGSSA
2023-07-1917:40 UTCm62611 2609.49NAVD881VUSGSSA
2023-07-1917:40 UTCm720195.30  1VUSGSSA
2023-10-1117:55 UTCm62610 2607.87NGVD291VUSGSSA
2023-10-1117:55 UTCm62611 2609.01NAVD881VUSGSSA
2023-10-1117:55 UTCm720195.78  1VUSGSSA
2024-03-1818:10 UTCm62610 2609.31NGVD291VUSGSSP
2024-03-1818:10 UTCm62611 2610.45NAVD881VUSGSSP
2024-03-1818:10 UTCm720194.34  1VUSGSSP
2024-06-1020:00 UTCm62610 2609.35NGVD291VUSGSSP
2024-06-1020:00 UTCm62611 2610.49NAVD881VUSGSSP
2024-06-1020:00 UTCm720194.30  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 measurementSSteel-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
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.
Water-level approval statusPProvisional data subject to revision.