USGS Groundwater for USA: Water Levels -- 1 sites

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Groundwater levels for the Nation

Clackamas County, Oregon

Latitude 45°25'08", Longitude 122°17'46" NAD27

Land-surface elevation 755 feet above NGVD29

The depth of the well is 250 feet below land surface.

The depth of the hole is 250 feet below land surface.

Date	? 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
1969-10-12	D	62610		575.00	NGVD29	1	O			A
1969-10-12	D	62611		578.47	NAVD88	1	O			A
1969-10-12	D	72019	180.00			1	O			A
1984-05-24	D	62610		573.30	NGVD29	1	T	USGS	S	A
1984-05-24	D	62611		576.77	NAVD88	1	T	USGS	S	A
1984-05-24	D	72019	181.70			1	T	USGS	S	A
1986-01-28	D	62610		573.40	NGVD29	1	T	USGS	S	A
1986-01-28	D	62611		576.87	NAVD88	1	T	USGS	S	A
1986-01-28	D	72019	181.60			1	T	USGS	S	A
1986-06-12	D	62610		568.10	NGVD29	1	T	USGS	S	A
1986-06-12	D	62611		571.57	NAVD88	1	T	USGS	S	A
1986-06-12	D	72019	186.90			1	T	USGS	S	A
1986-09-09	D	62610		570.00	NGVD29	1	T	USGS	S	A
1986-09-09	D	62611		573.47	NAVD88	1	T	USGS	S	A
1986-09-09	D	72019	185.00			1	T	USGS	S	A
1987-04-06	D	62610		570.70	NGVD29	1	T	USGS	S	A
1987-04-06	D	62611		574.17	NAVD88	1	T	USGS	S	A
1987-04-06	D	72019	184.30			1	T	USGS	S	A
1987-09-21	D	62610		567.50	NGVD29	1	T	USGS	S	A
1987-09-21	D	62611		570.97	NAVD88	1	T	USGS	S	A
1987-09-21	D	72019	187.50			1	T	USGS	S	A
1988-04-04	D	62610		570.20	NGVD29	1	T	USGS	S	A
1988-04-04	D	62611		573.67	NAVD88	1	T	USGS	S	A
1988-04-04	D	72019	184.80			1	T	USGS	S	A
1988-09-07	D	62610		567.80	NGVD29	1	T	USGS	S	A
1988-09-07	D	62611		571.27	NAVD88	1	T	USGS	S	A
1988-09-07	D	72019	187.20			1	T	USGS	S	A

**Explanation**
Section	Code	Description
Water-level date-time accuracy	D	Date is accurate to the Day
Parameter code	62610	Groundwater level above NGVD 1929, feet
Parameter code	62611	Groundwater level above NAVD 1988, feet
Parameter code	72019	Depth to water level, feet below land surface
Referenced vertical datum	NAVD88	North American Vertical Datum of 1988
Referenced vertical datum	NGVD29	National Geodetic Vertical Datum of 1929
Status	1	Static
Method of measurement	O	Observed.
Method of measurement	T	Electric-tape measurement.
Measuring agency		Not determined
Measuring agency	USGS	U.S. Geological Survey
Source of measurement		Not determined
Source of measurement	S	Measured by personnel of reporting agency.
Water-level approval status	A	Approved for publication -- Processing and review completed.

U.S. Department of the Interior | U.S. Geological Survey
Title: Groundwater for USA: Water Levels
URL: https://nwis.waterdata.usgs.gov/nwis/gwlevels?

Page Contact Information: USGS Water Data Support Team
Page Last Modified: 2024-11-27 21:49:39 EST
0.34 0.26 nadww01