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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 413849093391401
Minimum number of levels = 1
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USGS 413849093391401 079N24W16BDC 2020I-35S1

Polk County, Iowa
Latitude  41°38'48.84", Longitude  93°39'13.50" NAD83
Land-surface elevation 803.00 feet above NAVD88
The depth of the well is 24.70 feet below land surface.
The depth of the hole is 24.70 feet below land surface.
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
2020-11-0218:31 UTCm62611 792.18NAVD881VUSGSSA
2020-11-0218:31 UTCm7201910.82  1VUSGSSA
2021-06-2118:06 UTCm62611 792.25NAVD881TUSGSSA
2021-06-2118:06 UTCm7201910.75  1TUSGSSA
2021-06-2919:56 UTCm62611 792.17NAVD881TUSGSSA
2021-06-2919:56 UTCm7201910.83  1TUSGSSA
2021-09-0816:05 UTCm62611 791.89NAVD881TUSGSSA
2021-09-0816:05 UTCm7201911.11  1TUSGSSA
2022-04-2614:55 UTCm62611 794.18NAVD881VUSGSSA
2022-04-2614:55 UTCm720198.82  1VUSGSSA
2022-11-0216:00 UTCm62611 791.96NAVD881VUSGSSA
2022-11-0216:00 UTCm7201911.04  1VUSGSSA
2023-02-0120:55 UTCm62611 792.38NAVD881VUSGSSA
2023-02-0120:55 UTCm7201910.62  1VUSGSSA
2023-11-0119:38 UTCm62611 792.14NAVD881VUSGSSP
2023-11-0119:38 UTCm7201910.86  1VUSGSSP

Explanation
SectionCodeDescription
Water-level date-time accuracymDate is accurate to the Minute
Parameter code62611Groundwater level above NAVD 1988, feet
Parameter code72019Depth to water level, feet below land surface
Referenced vertical datumNAVD88North American Vertical Datum of 1988
Status1Static
Method of measurementTElectric-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.