USGS Groundwater for USA: Water Levels -- 1 sites

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Groundwater levels for the Nation

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Chester County, Pennsylvania

Latitude 39°55'22", Longitude 75°57'27" NAD27

Land-surface elevation 660 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.

This well is completed in the Piedmont and Blue Ridge crystalline-rock aquifers (N400PDMBRX) national aquifer.

This well is completed in the Wissahickon Formation, Albite Chlorite Schist (300WSCKA) 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
1995-08-29	D	62610		639.10	NGVD29	1	T	USGS	S	A
1995-08-29	D	62611		638.16	NAVD88	1	T	USGS	S	A
1995-08-29	D	72019	20.90			1	T	USGS	S	A
2001-05	M	62610		642.00	NGVD29	1	V	USGS	S	A
2001-05	M	62611		641.06	NAVD88	1	V	USGS	S	A
2001-05	M	72019	18.00			1	V	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 Month
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	T	Electric-tape measurement.
Method of measurement	V	Calibrated 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.

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: 2024-05-17 17:59:46 EDT
0.34 0.29 nadww01