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Groundwater levels for the Nation

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  • 471712122185001
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USGS 471712122185001 21N/04E-20R01D1

King County, Washington
Latitude  47°17'12", Longitude 122°18'50" NAD27
Land-surface elevation 250 feet above NGVD29
The depth of the well is 152 feet below land surface.
The depth of the hole is 180 feet below land surface.
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
1960-03-25 D62610 223.00NGVD291L  A
1960-03-25 D62611 226.60NAVD881L  A
1960-03-25 D7201927.00  1L  A
1960-10-26 D62610 219.67NGVD291SUSGSSA
1960-10-26 D62611 223.27NAVD881SUSGSSA
1960-10-26 D7201930.33  1SUSGSSA
1967-08-28 D62610 216.20NGVD291TUSGSSA
1967-08-28 D62611 219.80NAVD881TUSGSSA
1967-08-28 D7201933.80  1TUSGSSA
1967-10-29 D62610 216.15NGVD291TUSGSSA
1967-10-29 D62611 219.75NAVD881TUSGSSA
1967-10-29 D7201933.85  1TUSGSSA
1986-05-29 D62610 207.56NGVD29PSUSGSSA
1986-05-29 D62611 211.16NAVD88PSUSGSSA
1986-05-29 D7201942.44  PSUSGSSA
1987-04-10 D62610 209.77NGVD291SUSGSSA
1987-04-10 D62611 213.37NAVD881SUSGSSA
1987-04-10 D7201940.23  1SUSGSSA
2011-06-2718:24 UTCm62610 205.60NGVD291TUSGSSA
2011-06-2718:24 UTCm62611 209.20NAVD881TUSGSSA
2011-06-2718:24 UTCm7201944.40  1TUSGSSA
2011-07-2821:34 UTCm62610 205.76NGVD291TUSGSSA
2011-07-2821:34 UTCm62611 209.36NAVD881TUSGSSA
2011-07-2821:34 UTCm7201944.24  1TUSGSSA
2011-08-2218:12 UTCm62610 205.83NGVD291TUSGSSA
2011-08-2218:12 UTCm62611 209.43NAVD881TUSGSSA
2011-08-2218:12 UTCm7201944.17  1TUSGSSA
2011-09-2719:33 UTCm62610 206.12NGVD291TUSGSSA
2011-09-2719:33 UTCm62611 209.72NAVD881TUSGSSA
2011-09-2719:33 UTCm7201943.88  1TUSGSSA
2011-10-2418:33 UTCm62610 206.74NGVD291TUSGSSA
2011-10-2418:33 UTCm62611 210.34NAVD881TUSGSSA
2011-10-2418:33 UTCm7201943.26  1TUSGSSA
2011-11-2120:13 UTCm62610 205.48NGVD291TUSGSSA
2011-11-2120:13 UTCm62611 209.08NAVD881TUSGSSA
2011-11-2120:13 UTCm7201944.52  1TUSGSSA
2011-12-1917:53 UTCm62610 206.62NGVD29PTUSGSSA
2011-12-1917:53 UTCm62611 210.22NAVD88PTUSGSSA
2011-12-1917:53 UTCm7201943.38  PTUSGSSA
2012-01-2521:10 UTCm62610 204.59NGVD29PTUSGSSA
2012-01-2521:10 UTCm62611 208.19NAVD88PTUSGSSA
2012-01-2521:10 UTCm7201945.41  PTUSGSSA
2012-02-2219:14 UTCm62610 207.98NGVD29PTUSGSSA
2012-02-2219:14 UTCm62611 211.58NAVD88PTUSGSSA
2012-02-2219:14 UTCm7201942.02  PTUSGSSA
2012-03-2216:49 UTCm62610 208.41NGVD291TUSGSSA
2012-03-2216:49 UTCm62611 212.01NAVD881TUSGSSA
2012-03-2216:49 UTCm7201941.59  1TUSGSSA
2012-04-2318:37 UTCm62610 178.68NGVD29PTUSGSSA
2012-04-2318:37 UTCm62611 182.28NAVD88PTUSGSSA
2012-04-2318:37 UTCm7201971.32  PTUSGSSA
2012-05-2118:21 UTCm62610 208.87NGVD291TUSGSSA
2012-05-2118:21 UTCm62611 212.47NAVD881TUSGSSA
2012-05-2118:21 UTCm7201941.13  1TUSGSSA
2012-06-1819:15 UTCm62610 209.62NGVD29PTUSGSSA
2012-06-1819:15 UTCm62611 213.22NAVD88PTUSGSSA
2012-06-1819:15 UTCm7201940.38  PTUSGSSA
2012-07-2318:12 UTCm62610 209.64NGVD291TUSGSSA
2012-07-2318:12 UTCm62611 213.24NAVD881TUSGSSA
2012-07-2318:12 UTCm7201940.36  1TUSGSSA
2012-08-2017:20 UTCm62610 177.94NGVD29PTUSGSSA
2012-08-2017:20 UTCm62611 181.54NAVD88PTUSGSSA
2012-08-2017:20 UTCm7201972.06  PTUSGSSA
2012-09-2617:23 UTCm62610 178.17NGVD29PTUSGSSA
2012-09-2617:23 UTCm62611 181.77NAVD88PTUSGSSA
2012-09-2617:23 UTCm7201971.83  PTUSGSSA
2012-10-2217:34 UTCm62610 209.67NGVD29PTUSGSSA
2012-10-2217:34 UTCm62611 213.27NAVD88PTUSGSSA
2012-10-2217:34 UTCm7201940.33  PTUSGSSA
2012-11-1417:56 UTCm62610 208.92NGVD29PTUSGSSA
2012-11-1417:56 UTCm62611 212.52NAVD88PTUSGSSA
2012-11-1417:56 UTCm7201941.08  PTUSGSSA
2012-12-1718:47 UTCm62610 207.85NGVD291TUSGSSA
2012-12-1718:47 UTCm62611 211.45NAVD881TUSGSSA
2012-12-1718:47 UTCm7201942.15  1TUSGSSA
2013-01-2318:19 UTCm62610 208.69NGVD291TUSGSSA
2013-01-2318:19 UTCm62611 212.29NAVD881TUSGSSA
2013-01-2318:19 UTCm7201941.31  1TUSGSSA
2013-02-2018:35 UTCm62610 178.59NGVD29PTUSGSSA
2013-02-2018:35 UTCm62611 182.19NAVD88PTUSGSSA
2013-02-2018:35 UTCm7201971.41  PTUSGSSA
2013-03-1818:36 UTCm62610 178.58NGVD291TUSGSSA
2013-03-1818:36 UTCm62611 182.18NAVD881TUSGSSA
2013-03-1818:36 UTCm7201971.42  1TUSGSSA

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 measurementSSteel-tape measurement.
Method of measurementTElectric-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.