USGS Groundwater for USA: Water Levels -- 1 sites

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Groundwater levels for the Nation

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Agency code =	usgs
site_no list =	390553076453601
Minimum number of levels =	1

Anne Arundel County, Maryland

Latitude 39°05'53", Longitude 76°45'36" NAD83

Land-surface elevation 145 feet above NGVD29

The depth of the well is 487 feet below land surface.

The depth of the hole is 495 feet below land surface.

This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.

This well is completed in the Patuxent Formation (217PTXN) local aquifer.

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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
2008-10-01	16:44 UTC	m	62610		16.58	NGVD29		S	USGS	S	A
2008-10-01	16:44 UTC	m	62611		15.84	NAVD88		S	USGS	S	A
2008-10-01	16:44 UTC	m	72019	128.42				S	USGS	S	A
2008-10-01	17:00 UTC	m	62610		15.79	NGVD29		S	USGS	S	A
2008-10-01	17:00 UTC	m	62611		15.05	NAVD88		S	USGS	S	A
2008-10-01	17:00 UTC	m	72019	129.21				S	USGS	S	A
2008-11-04	19:00 UTC	m	62610		24.80	NGVD29		S	USGS	S	A
2008-11-04	19:00 UTC	m	62611		24.06	NAVD88		S	USGS	S	A
2008-11-04	19:00 UTC	m	72019	120.20				S	USGS	S	A
2008-12-09	15:55 UTC	m	62610		13.01	NGVD29		T	USGS	S	A
2008-12-09	15:55 UTC	m	62611		12.27	NAVD88		T	USGS	S	A
2008-12-09	15:55 UTC	m	72019	131.99				T	USGS	S	A
2009-01-14	18:10 UTC	m	62610		19.54	NGVD29		T	USGS	S	A
2009-01-14	18:10 UTC	m	62611		18.80	NAVD88		T	USGS	S	A
2009-01-14	18:10 UTC	m	72019	125.46				T	USGS	S	A
2009-02-12	15:00 UTC	m	62610		22.53	NGVD29	1	T	USGS	S	A
2009-02-12	15:00 UTC	m	62611		21.79	NAVD88	1	T	USGS	S	A
2009-02-12	15:00 UTC	m	72019	122.47			1	T	USGS	S	A
2009-03-10	20:00 UTC	m	62610		6.73	NGVD29	1	T	USGS	S	A
2009-03-10	20:00 UTC	m	62611		5.99	NAVD88	1	T	USGS	S	A
2009-03-10	20:00 UTC	m	72019	138.27			1	T	USGS	S	A
2009-04-08	13:00 UTC	m	62610		33.45	NGVD29	1	T	USGS	S	A
2009-04-08	13:00 UTC	m	62611		32.71	NAVD88	1	T	USGS	S	A
2009-04-08	13:00 UTC	m	72019	111.55			1	T	USGS	S	A
2009-05-12		D	62610		17.65	NGVD29	1	T	USGS	S	A
2009-05-12		D	62611		16.91	NAVD88	1	T	USGS	S	A
2009-05-12		D	72019	127.35			1	T	USGS	S	A
2009-06-01	17:00 UTC	m	62610		15.30	NGVD29	1	T	USGS	S	A
2009-06-01	17:00 UTC	m	62611		14.56	NAVD88	1	T	USGS	S	A
2009-06-01	17:00 UTC	m	72019	129.70			1	T	USGS	S	A
2009-08-03		D	62610		26.20	NGVD29	1	T	USGS	S	A
2009-08-03		D	62611		25.46	NAVD88	1	T	USGS	S	A
2009-08-03		D	72019	118.80			1	T	USGS	S	A
2009-09-04		D	62610		25.10	NGVD29		S	USGS	S	A
2009-09-04		D	62611		24.36	NAVD88		S	USGS	S	A
2009-09-04		D	72019	119.90				S	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		The reported water-level measurement represents a static level
Status	1	Static
Method of measurement	S	Steel-tape measurement.
Method of measurement	T	Electric-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.

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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: 2025-01-22 00:53:52 EST
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USGS 390553076453601 AA Bb 82