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Groundwater levels for the Nation

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  • 471355123502501
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USGS 471355123502501 20N/03W-22D01

Mason County, Washington
Latitude  47°12'43.34", Longitude 123°03'16.67" NAD83
Land-surface elevation 116 feet above NAVD88
The depth of the well is 131 feet below land surface.
The depth of the hole is 131 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
1978-05-31 D62610 31.55NGVD291OUSGSSA
1978-05-31 D62611 35.00NAVD881OUSGSSA
1978-05-31 D7201981.00  1OUSGSSA
2016-06-0621:39 UTCm62610 32.37NGVD291TUSGSSA
2016-06-0621:39 UTCm62611 35.82NAVD881TUSGSSA
2016-06-0621:39 UTCm7201980.18  1TUSGSSA
2016-09-2320:42 UTCm62610 32.06NGVD291TUSGSSA
2016-09-2320:42 UTCm62611 35.51NAVD881TUSGSSA
2016-09-2320:42 UTCm7201980.49  1TUSGSSA
2016-12-0123:50 UTCm62610 33.51NGVD291TUSGSSA
2016-12-0123:50 UTCm62611 36.96NAVD881TUSGSSA
2016-12-0123:50 UTCm7201979.04  1TUSGSSA
2017-01-2623:44 UTCm62610 33.78NGVD291TUSGSSA
2017-01-2623:44 UTCm62611 37.23NAVD881TUSGSSA
2017-01-2623:44 UTCm7201978.77  1TUSGSSA
2017-03-3020:52 UTCm62610 34.92NGVD291TUSGSSA
2017-03-3020:52 UTCm62611 38.37NAVD881TUSGSSA
2017-03-3020:52 UTCm7201977.63  1TUSGSSA
2017-05-2620:10 UTCm62610 34.37NGVD291TUSGSSA
2017-05-2620:10 UTCm62611 37.82NAVD881TUSGSSA
2017-05-2620:10 UTCm7201978.18  1TUSGSSA
2017-07-2021:55 UTCm62610 32.78NGVD291VUSGSSA
2017-07-2021:55 UTCm62611 36.23NAVD881VUSGSSA
2017-07-2021:55 UTCm7201979.77  1VUSGSSA
2017-10-0322:50 UTCm62610 32.56NGVD291VUSGSSA
2017-10-0322:50 UTCm62611 36.01NAVD881VUSGSSA
2017-10-0322:50 UTCm7201979.99  1VUSGSSA
2017-11-2023:30 UTCm62610 33.38NGVD291VUSGSSA
2017-11-2023:30 UTCm62611 36.83NAVD881VUSGSSA
2017-11-2023:30 UTCm7201979.17  1VUSGSSA
2018-01-2421:35 UTCm62610 33.75NGVD291VUSGSSA
2018-01-2421:35 UTCm62611 37.20NAVD881VUSGSSA
2018-01-2421:35 UTCm7201978.80  1VUSGSSA
2018-03-2222:13 UTCm62610 34.29NGVD291VUSGSSA
2018-03-2222:13 UTCm62611 37.74NAVD881VUSGSSA
2018-03-2222:13 UTCm7201978.26  1VUSGSSA
2018-05-3120:05 UTCm62610 33.20NGVD291VUSGSSA
2018-05-3120:05 UTCm62611 36.65NAVD881VUSGSSA
2018-05-3120:05 UTCm7201979.35  1VUSGSSA
2018-07-2621:02 UTCm62610 31.79NGVD291VUSGSSA
2018-07-2621:02 UTCm62611 35.24NAVD881VUSGSSA
2018-07-2621:02 UTCm7201980.76  1VUSGSSA
2018-09-2720:10 UTCm62610 31.89NGVD291VUSGSSA
2018-09-2720:10 UTCm62611 35.34NAVD881VUSGSSA
2018-09-2720:10 UTCm7201980.66  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 measurementTElectric-tape measurement.
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.