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Groundwater levels for the Nation

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Agency code = usgs
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  • 452807122392901
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USGS 452807122392901 01S/01E-23CBA

Multnomah County, Oregon
Latitude  45°28'06.01", Longitude 122°39'33.08" NAD83
Land-surface elevation 122.00 feet above NGVD29
The depth of the well is 136.50 feet below land surface.
The depth of the hole is 136.50 feet below land surface.
This well is completed in the Willamette Lowland basin-fill aquifers (N100WLMLWD) national aquifer.
This well is completed in the Quaternary Alluvium (110ALVM) local aquifer.
Output formats
Table of data
Tab-separated 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
1994-10-21 D62610 11.00NGVD291T  A
1994-10-21 D62611 14.47NAVD881T  A
1994-10-21 D72019111.00  1T  A
1994-11-18 D62610 12.35NGVD291T  A
1994-11-18 D62611 15.82NAVD881T  A
1994-11-18 D72019109.65  1T  A
1994-12-14 D62610 13.33NGVD291T  A
1994-12-14 D62611 16.80NAVD881T  A
1994-12-14 D72019108.67  1T  A
1995-03-14 D62610 16.02NGVD291T  A
1995-03-14 D62611 19.49NAVD881T  A
1995-03-14 D72019105.98  1T  A
1995-07-20 D62610 15.12NGVD291T  A
1995-07-20 D62611 18.59NAVD881T  A
1995-07-20 D72019106.88  1T  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 measurementTElectric-tape measurement.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.