USGS Groundwater for USA: Water Levels -- 1 sites

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Groundwater levels for the Nation

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Roosevelt County, Montana

Latitude 48°13'28", Longitude 105°07'27" NAD27

Land-surface elevation 2,001.1 feet above NGVD29

The depth of the well is 45 feet below land surface.

The depth of the hole is 45 feet below land surface.

This well is completed in the Quaternary Alluvium (110ALVM) local aquifer.

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
1992-09-24		D	62610		1990.91	NGVD29	1	S	USGS	S	A
1992-09-24		D	62611		1992.78	NAVD88	1	S	USGS	S	A
1992-09-24		D	72019	10.19			1	S	USGS	S	A
1993-05-26		D	62610		1991.17	NGVD29	1	S	USGS	S	A
1993-05-26		D	62611		1993.04	NAVD88	1	S	USGS	S	A
1993-05-26		D	72019	9.93			1	S	USGS	S	A
1993-08-10		D	62610		1992.34	NGVD29	1	S	USGS	S	A
1993-08-10		D	62611		1994.21	NAVD88	1	S	USGS	S	A
1993-08-10		D	72019	8.76			1	S	USGS	S	A
2010-07-21	01:30 UTC	m	62610		1991.08	NGVD29	1	O	USGS	S	A
2010-07-21	01:30 UTC	m	62611		1992.95	NAVD88	1	O	USGS	S	A
2010-07-21	01:30 UTC	m	72019	10.02			1	O	USGS	S	A

**Explanation**
Section	Code	Description
Water-level date-time accuracy	D	Date is accurate to the Day
Water-level date-time accuracy	m	Date is accurate to the Minute
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	S	Steel-tape measurement.
Measuring agency	USGS	U.S. Geological Survey
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: 2024-05-05 06:12:08 EDT
0.34 0.25 nadww02