Water-Quality Assessment of the Potomac River Basin: Water-Quality and Selected Spatial Data, 1992-1996
Entry ID: CBP_PNAQWA

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Summary
Abstract: The U.S. Geological Survey (USGS) implemented the National Water-Quality
Assessment (NAWQA) Program to describe the status and trends in the quality of
the Nation's surface water and ground water and to provide scientific
understanding of the natural and human-induced factors that affect water
quality. In 1991, twenty study units were started. Additional study units began
in 1994 and 1997. Data ... View entire text
Geographic Coverage
(Click for Interactive Map)
Spatial coordinates   
  N: 40.0   S: 38.0   E: -77.0   W: -79.0

Data Set Citation
Dataset Originator/Creator: U.S. Geological Survey
Dataset Title: Water-Quality Assessment of the Potomac River Basin: Water-Quality and Selected Spatial Data, 1992-96
Dataset Release Date: 1997
Dataset Publisher: U.S. Geological Survey
Online Resource: http://md.water.usgs.gov/pnawqa/datarpt/pages/intro.htm
Temporal Coverage
Start Date: 1992-01-01
Stop Date: 1996-12-31
Science Keywords
TERRESTRIAL HYDROSPHERE > WATER QUALITY/WATER CHEMISTRY > ACID DEPOSITION Parameter Definition
TERRESTRIAL HYDROSPHERE > WATER QUALITY/WATER CHEMISTRY > ALKALINITY Parameter Definition
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ISO Topic Category
Instrument
CURRENT METERS Ancillary Description
Originating Center
Data Center
Coastal Ocean Laboratory, National Oceanographic Data Center, NESDIS, NOAA, U.S. Department of Commerce Supplemental Info
Data Center URL: http://coastalscience.noaa.gov/

Data Center Personnel
Name: CHARLES SUN
Phone: (301) 713-3272
Fax: (301) 713-3301
Email: Charles.Sun at noaa.gov
Contact Address:
US National Oceanographic Data Center
1315 East-West Highway
City: Silver Spring
Province or State: Maryland
Postal Code: 20910
Country: USA
Distribution
Distribution Media: On-line
Personnel
Role: DIF AUTHOR
Email: gsfc-gcmduso at mail.nasa.gov
Creation and Review Dates
DIF Creation Date: 2000-02-18
Last DIF Revision Date: 2005-04-19

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