USGS Groundwater for USA: Water Levels -- 1 sites

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Groundwater levels for the Nation

Gallatin County, Montana

Latitude 45°48'48", Longitude 111°01'59" NAD27

Land-surface elevation 4,695 feet above NGVD29

The depth of the well is 154.0 feet below land surface.

This well is completed in the Cenozoic Erathem (100CNZC) local aquifer.

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
1992-07-16	D	62610		4578.28	NGVD29	1	S	USGS	S	A
1992-07-16	D	62611		4582.16	NAVD88	1	S	USGS	S	A
1992-07-16	D	72019	116.72			1	S	USGS	S	A
1992-11-02	D	62610		4579.26	NGVD29	1	S	USGS	S	A
1992-11-02	D	62611		4583.14	NAVD88	1	S	USGS	S	A
1992-11-02	D	72019	115.74			1	S	USGS	S	A
1993-05-04	D	62610		4577.86	NGVD29	1	S	USGS	S	A
1993-05-04	D	62611		4581.74	NAVD88	1	S	USGS	S	A
1993-05-04	D	72019	117.14			1	S	USGS	S	A
1993-08-02	D	62610		4581.05	NGVD29	1	S	USGS	S	A
1993-08-02	D	62611		4584.93	NAVD88	1	S	USGS	S	A
1993-08-02	D	72019	113.95			1	S	USGS	S	A
1993-11-01	D	62610		4585.62	NGVD29	1	S	USGS	S	A
1993-11-01	D	62611		4589.50	NAVD88	1	S	USGS	S	A
1993-11-01	D	72019	109.38			1	S	USGS	S	A
1997-10-06	D	62610		4592.01	NGVD29	1	S	USGS	S	A
1997-10-06	D	62611		4595.89	NAVD88	1	S	USGS	S	A
1997-10-06	D	72019	102.99			1	S	USGS	S	A
1998-04-22	D	62610		4591.21	NGVD29	1	S	USGS	S	A
1998-04-22	D	62611		4595.09	NAVD88	1	S	USGS	S	A
1998-04-22	D	72019	103.79			1	S	USGS	S	A
1998-06-09	D	62610		4590.44	NGVD29	1	S	USGS	S	A
1998-06-09	D	62611		4594.32	NAVD88	1	S	USGS	S	A
1998-06-09	D	72019	104.56			1	S	USGS	S	A
1998-08-06	D	62610		4590.43	NGVD29	1	S	USGS	S	A
1998-08-06	D	62611		4594.31	NAVD88	1	S	USGS	S	A
1998-08-06	D	72019	104.57			1	S	USGS	S	A
1998-10-13	D	62610		4590.41	NGVD29	1	S	USGS	S	A
1998-10-13	D	62611		4594.29	NAVD88	1	S	USGS	S	A
1998-10-13	D	72019	104.59			1	S	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	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: 2025-07-03 21:02:46 EDT
0.47 0.38 nadww02