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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
site_no list =
  • 480945122212401
Minimum number of levels = 1
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USGS 480945122212401 31N/03E-24H02

Snohomish County, Washington
Latitude  48°09'45.1", Longitude 122°21'27.3" NAD27
Land-surface elevation 180 feet above NGVD29
The depth of the well is 195 feet below land surface.
The depth of the hole is 195 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
1992-08-20 D62610 23.00NGVD291OUSGSSA
1992-08-20 D62611 26.74NAVD881OUSGSSA
1992-08-20 D72019157.00  1OUSGSSA
2001-10-0122:48 UTCm62610 23.80NGVD291VUSGSSA
2001-10-0122:48 UTCm62611 27.54NAVD881VUSGSSA
2001-10-0122:48 UTCm72019156.20  1VUSGSSA

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 measurementOObserved.
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.