Comparison of Ammonium in USA Wet Deposition to Ammonia Emission Estimates Gary J. Stensland, Van C. Bowersox, Bob Larson and Roger D. Claybrooke Illinois State Water Survey, 2204 Griffith Drive, Champaign, IL[removed]ABST

Source URL: www.epa.gov

• Smog
• Air dispersion modeling
• Nitrogen metabolism
• Pollutants
• Ammonia
• Particulates
• Ammonium sulfate
• AP 42 Compilation of Air Pollutant Emission Factors
• Emission intensity
• Air pollution
• Pollution
• Chemistry

Mercury in Stream Ecosystems— New Studies Initiated by the U.S. Geological Survey By Mark E. Brigham, David P. Krabbenhoft, and Pixie A. Hamilton Why study mercury? Mercury can adversely affect humans

Source URL: pubs.usgs.gov

• Mercury
• Pollution
• Toxicology
• Methylmercury
• Biomagnification
• Water quality
• Bioaccumulation
• United States Geological Survey
• Ecotoxicology
• Environment
• Matter
• Chemistry

KDHE PUBLIC WATER SUPPLY 2008 CAPACITY DEVELOPMENT SURVEY Public water supply systems face many challenges in achieving the goal of providing safe drinking water to their customers. Aging infrastructure, more stringent d

Source URL: www.kdheks.gov

Summary of Enhancements and Additions to the Branch-Network (BRANCH) Dynamic Flow Model Version 4.2 March 6, 1997 The branch-network dynamic flow model (BRANCH) was first announced in the Techniques of Water-Resources In

Source URL: water.usgs.gov

• Hydrology
• MODFLOW
• United States Geological Survey
• Fortran
• Spreadsheet
• Transmission Control Protocol
• Database
• Groundwater model
• SahysMod
• Computing
• Soil science
• Computer programming

S A N JU A N M C K IN L E Y M C K IN L E Y C IB OL A

Source URL: www.ose.state.nm.us

• Earth
• Physical geography
• Geological surveys
• Cartography
• Geographic information system
• United States Geological Survey
• Drainage basin
• Map
• Surveying
• Geography
• Geodesy
• Water

U.S. Department of the Interior U.S. Geological Survey Occurrence and Distribution of Methyl tert-Butyl Ether and Other Volatile Organic Compounds in Drinking Water in

Source URL: sd.water.usgs.gov

• Soil contamination
• Petroleum products
• Ethers
• Methyl tert-butyl ether
• Petroleum
• Volatile organic compound
• Gasoline
• BTEX
• Drinking water
• Chemistry
• Pollution
• Pollutants

KDHE PUBLIC WATER SUPPLY 2011 CAPACITY DEVELOPMENT SURVEY Public water supply systems face many challenges in achieving the goal of providing safe drinking water to their customers. Aging infrastructure, more stringent d

Source URL: www.kdheks.gov

139 Conversion of Lithological Data in the Manitoba Water Well Database (GWDrill) to a Mappable Format By L. H. Thorleifson1 and D. M. Pyne2 Geological Survey of Canada

Source URL: pubs.usgs.gov

• Cosmopterix
• Cosmopterix clandestinella
• Cosmopterix adrastea

Dear Reader, The 2004 Task Force is pleased to submit this report of our review of the progress made to date by the U.S. Geological Survey in addressing the recommendations made by the 1999 Cooperative Water Program Revi

Source URL: acwi.gov

• Geology
• Reston
• Virginia
• Exploration of North America
• United States Geological Survey
• Earth
• Water resources
• Water
• Geological surveys
• Geography

U.S. Department of the Interior U.S. Geological Survey Geohydrology, Water Quality, and Simulation of Ground-Water Flow in the Vicinity of a Former Waste-Oil Refinery near Westville, Indiana,

Source URL: in.water.usgs.gov

• Earth
• Physical geography
• Aquifers
• Water wells
• Hydrogeology
• Aquifer test
• Groundwater
• Slug test
• Aquifer
• Hydrology
• Water
• Hydraulic engineering