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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
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  • 453042122313501
Minimum number of levels = 1
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USGS 453042122313501 01S/02E-02CAA

Multnomah County, Oregon
Latitude  45°30'42", Longitude 122°31'35" NAD27
Land-surface elevation 289 feet above NGVD29
The depth of the well is 325 feet below land surface.
The depth of the hole is 350 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
1977-05-12 D62610 165.00NGVD291O  A
1977-05-12 D62611 168.47NAVD881O  A
1977-05-12 D72019124.00  1O  A
1987-05-15 D62610 168.90NGVD291S  A
1987-05-15 D62611 172.37NAVD881S  A
1987-05-15 D72019120.10  1S  A
1987-09-25 D62610 170.50NGVD291S  A
1987-09-25 D62611 173.97NAVD881S  A
1987-09-25 D72019118.50  1S  A
1988-04-22 D62610 173.00NGVD291S  A
1988-04-22 D62611 176.47NAVD881S  A
1988-04-22 D72019116.00  1S  A
1988-05-11 D62610 173.90NGVD291S  A
1988-05-11 D62611 177.37NAVD881S  A
1988-05-11 D72019115.10  1S  A
1988-06-10 D62610 152.00NGVD291A  A
1988-06-10 D62611 155.47NAVD881A  A
1988-06-10 D72019137.00  1A  A
1988-08-02 D62610 144.00NGVD291A  A
1988-08-02 D62611 147.47NAVD881A  A
1988-08-02 D72019145.00  1A  A
1988-10-05 D62610 152.50NGVD291A  A
1988-10-05 D62611 155.97NAVD881A  A
1988-10-05 D72019136.50  1A  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 measurementAAirline measurement.
Method of measurementOObserved.
Method of measurementSSteel-tape measurement.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.