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Groundwater levels for the Nation

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Search Results -- 1 sites found

Agency code = usgs
site_no list =
  • 453312122404501
Minimum number of levels = 1
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USGS 453312122404501 01.00N/01.00E-22CBC01

Multnomah County, Oregon
Latitude  45°33'12.29", Longitude 122°40'45.22" NAD27
Land-surface elevation 181.00 feet above NGVD29
The depth of the well is 277.00 feet below land surface.
The depth of the hole is 277.00 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
1997-07-14 D62610 16.00NGVD291L  A
1997-07-14 D62611 19.44NAVD881L  A
1997-07-14 D72019165.00  1L  A
2004-07-0719:45 UTCm62610 -21.78NGVD29PVUSGSSA
2004-07-0719:45 UTCm62611 -18.34NAVD88PVUSGSSA
2004-07-0719:45 UTCm72019202.78  PVUSGSSA

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
StatusPPumping
Method of measurementLInterpreted from geophysical logs.
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.