USGS Groundwater for USA: Water Levels -- 1 sites

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Groundwater levels for the Nation

Toole County, Montana

Latitude 48°56'41", Longitude 111°26'10" NAD27

Land-surface elevation 3,801 feet above NGVD29

The depth of the well is 440 feet below land surface.

The depth of the hole is 440 feet below land surface.

This well is completed in the Eagle Sandstone (211EGLE) 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	? Method of measurement	? Measuring agency	? Source of measurement	? Water-level approval status
1989-08-29	D	62610		3702.06	NGVD29	S	USGS	S	A
1989-08-29	D	62611		3705.32	NAVD88	S	USGS	S	A
1989-08-29	D	72019	98.94			S	USGS	S	A
1989-10-13	D	62610		3702.28	NGVD29	S	USGS	S	A
1989-10-13	D	62611		3705.54	NAVD88	S	USGS	S	A
1989-10-13	D	72019	98.72			S	USGS	S	A
1989-11-15	D	62610		3702.28	NGVD29	S	USGS	S	A
1989-11-15	D	62611		3705.54	NAVD88	S	USGS	S	A
1989-11-15	D	72019	98.72			S	USGS	S	A
1990-01-10	D	62610		3703.05	NGVD29	S	USGS	S	A
1990-01-10	D	62611		3706.31	NAVD88	S	USGS	S	A
1990-01-10	D	72019	97.95			S	USGS	S	A
1990-02-21	D	62610		3703.93	NGVD29	S	USGS	S	A
1990-02-21	D	62611		3707.19	NAVD88	S	USGS	S	A
1990-02-21	D	72019	97.07			S	USGS	S	A
1990-04-04	D	62610		3703.82	NGVD29	S	USGS	S	A
1990-04-04	D	62611		3707.08	NAVD88	S	USGS	S	A
1990-04-04	D	72019	97.18			S	USGS	S	A
1990-05-03	D	62610		3703.99	NGVD29	S	USGS	S	A
1990-05-03	D	62611		3707.25	NAVD88	S	USGS	S	A
1990-05-03	D	72019	97.01			S	USGS	S	A
1990-06-04	D	62610		3705.95	NGVD29	S	USGS	S	A
1990-06-04	D	62611		3709.21	NAVD88	S	USGS	S	A
1990-06-04	D	72019	95.05			S	USGS	S	A
1990-06-26	D	62610		3706.24	NGVD29	S	USGS	S	A
1990-06-26	D	62611		3709.50	NAVD88	S	USGS	S	A
1990-06-26	D	72019	94.76			S	USGS	S	A
1990-07-21	D	62610		3706.35	NGVD29	S	USGS	S	A
1990-07-21	D	62611		3709.61	NAVD88	S	USGS	S	A
1990-07-21	D	72019	94.65			S	USGS	S	A
1990-08-21	D	62610		3706.09	NGVD29	S	USGS	S	A
1990-08-21	D	62611		3709.35	NAVD88	S	USGS	S	A
1990-08-21	D	72019	94.91			S	USGS	S	A
1990-09-26	D	62610		3705.17	NGVD29	S	USGS	S	A
1990-09-26	D	62611		3708.43	NAVD88	S	USGS	S	A
1990-09-26	D	72019	95.83			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		The reported water-level measurement represents a static level
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: 2024-09-01 08:10:25 EDT
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