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Groundwater levels for the Nation

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Agency code = usgs
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  • 430122100344501
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USGS 430122100344501 35N28W11DBBB RST GW WELL RB-20 NR SD-NE STATE LINE

Todd County, South Dakota
Latitude  43°01'26", Longitude 100°34'46" NAD83
Land-surface elevation 2,725.22 feet above NAVD88
The depth of the well is 94.1 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
1990-07-19 D7201945.75  1S  A
2022-09-1412:45 UTCm62610 2712.13NGVD291VUSGSSA
2022-09-1412:45 UTCm62611 2713.17NAVD881VUSGSSA
2022-09-1412:45 UTCm7201914.83  1VUSGSSA
2022-10-0421:00 UTCm62610 2709.23NGVD291VUSGSSA
2022-10-0421:00 UTCm62611 2710.27NAVD881VUSGSSA
2022-10-0421:00 UTCm7201914.95  1VUSGSSA
2023-04-2419:40 UTCm62610 2709.53NGVD291VUSGSSA
2023-04-2419:40 UTCm62611 2710.57NAVD881VUSGSSA
2023-04-2419:40 UTCm7201914.65  1VUSGSSA
2023-07-1912:40 UTCm62610 2709.72NGVD291VUSGSSA
2023-07-1912:40 UTCm62611 2710.76NAVD881VUSGSSA
2023-07-1912:40 UTCm7201914.46  1VUSGSSA
2023-09-1118:20 UTCm62610 2710.44NGVD291VUSGSSA
2023-09-1118:20 UTCm62611 2711.48NAVD881VUSGSSA
2023-09-1118:20 UTCm7201913.74  1VUSGSSA
2023-10-1122:00 UTCm62610 2710.72NGVD291VUSGSSA
2023-10-1122:00 UTCm62611 2711.76NAVD881VUSGSSA
2023-10-1122:00 UTCm7201913.46  1VUSGSSA
2024-03-1900:05 UTCm62610 2711.83NGVD291VUSGSSP
2024-03-1900:05 UTCm62611 2712.87NAVD881VUSGSSP
2024-03-1900:05 UTCm7201912.35  1VUSGSSP
2024-06-1113:25 UTCm62610 2712.38NGVD291VUSGSSP
2024-06-1113:25 UTCm62611 2713.42NAVD881VUSGSSP
2024-06-1113:25 UTCm7201911.80  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.