Brief Records : EPA National Library Catalog

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Your Search: (SUBJECT=Hydrologic systems)

OLS Field Name OLS Field Data
Full Record Document Number: 1
Main Title AGWA (Automated Geospatial Watershed Assessment) Design Documentation: Migrating to ArcGis(Trade Name) and the Internet.
Author Cate, A. J. ; Semmens, D. J. ; Burns, I. S. ; Goodrich, D. C. ; Kepner, W. G. ;
CORP Author Agricultural Research Service, Tucson, AZ. Southwest Watershed Research Center.;Environmental Protection Agency, Las Vegas, NV. National Exposure Research Lab.
Publisher Apr 2005
Year Published 2005
Report Number ARS-181027 ;EPA/600/R-05/056;
Stock Number PB2006-100571
Additional Subjects Watersheds ; Computer applications ; Design ; Hydrologic systems ; Internet ; Water quality management ; Water quality control ; Risk assessments ; Software(Computers) ; Computer models ; Processes ; Utilization ; Evaluation ; Ecosystems ; Monitoring ; Research and development ; Technology utilization ; Models ; US Environmental Protection Agency(EPA) ; National Exposure Research Laboratory(NERL) ; Agricultural Research Service(ARS) ; Geological Information Systems(GIS) ; Automated Geospatial Watershed Assessment(AGWA)
Holdings
Library Call Number Additional Info Location Last
Modified
Checkout
Status
NTIS  PB2006-100571 Most EPA libraries have a fiche copy filed under the call number shown. Check with individual libraries about paper copy. 09/04/2006
Collation 86p

Full Record Document Number: 2
Main Title Episodic acidification occurrence, causes and significance to aquatic resources /
Author Wigington, Parker J.
CORP Author National Health and Environmental Effects Research Lab., Corvallis, OR. Western Ecology Div.
Publisher U.S. Environmental Protection Agency, Natioal Health and Environmental Effects Research Laboratory (NHEERL), Western Ecology division,
Year Published 1998
Report Number EPA/600/A-99/003
Stock Number PB99-128373
Additional Subjects Acidification ; Surface waters ; Water chemistry ; Aquatic ecosystem ; Acid neutralizing capacity ; Nitrogen compounds ; Sulfur compounds ; Aluminum ; PH factor ; Acidity ; Hydrogen ion concentration ; Lakes ; Acid streams ; Hydrologic systems ; Stream flow ; Biological communities ; Atmospheric deposition
Holdings
Library Call Number Additional Info Location Last
Modified
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Status
NTIS  PB99-128373 Most EPA libraries have a fiche copy filed under the call number shown. Check with individual libraries about paper copy. 01/01/1988
Collation 16 pages ; 28 cm

Full Record Document Number: 3
Main Title Quality Assurance and Quality Control in the Development and Application of the Automated Geospatial Watershed Assessment (AGWA) Tool.
Author Hernandez, M. ; Miller, S. ; Semmens, D. ; Goodrich, D. C. ; Kepner, W. G. ;
CORP Author Agricultural Research Service, Tucson, AZ. Southwest Watershed Research Center. ;Environmental Protection Agency, Las Vegas, NV. National Exposure Research Lab.
Publisher Apr 2002
Year Published 2002
Report Number ARS-137460 ;EPA/600/R-02/046;
Stock Number PB2003-103047
Additional Subjects Watersheds ; Computer applications ; Quality assurance ; Quality control ; Hydrologic systems ; Water quality management ; Water quality control ; Risk assessments ; Software(Computers) ; Computer models ; Processes ; Process control ; Product development ; Utilization ; Evaluation ; Application methods ; Ecosystems ; Monitoring ; Research and development ; Technology utilization ; Models ; Variability ; US Environmental Protection Agency(EPA) ; National Exposure Research Laboratory(NERL) ; Agricultural Research Service(ARS) ; Quality Assurance(QA) ; Geological Information Systems(GIS) ; Automated Geospatial Watershed Assessment(AGWA)
Holdings
Library Call Number Additional Info Location Last
Modified
Checkout
Status
NTIS  PB2003-103047 Most EPA libraries have a fiche copy filed under the call number shown. Check with individual libraries about paper copy. 07/23/2003
Collation CD-ROM