UNC Superfund Research Program UNC Superfund Research Program Research Translation CoreResearch Translation CoreDana Haine, MS BiologyDana Haine, MS BiologyScience Educator Science Educator

Connecting Connecting Chemicals and Water Chemicals and Water

QualityQuality

Funded by the National Institute of Environmental Health Sciences

Point source:Point source: any any single identifiable, single identifiable, stationarystationary source from which pollutants source from which pollutants are discharged (e.g., a pipe, industrial are discharged (e.g., a pipe, industrial facility, or wastewater treatment plant)facility, or wastewater treatment plant)

Non-point source:Non-point source: pollutant comes pollutant comes from a from a broad area and/or many diffuse broad area and/or many diffuse sourcessources. Precipitation moving over and . Precipitation moving over and through the ground picks up pollutantsthrough the ground picks up pollutants. .

Types of Water Pollution Types of Water Pollution

Point Source Pollution and Plume Formation

http://www.maine.gov/doc/nrimc/mgs/explore/water/facts/aq-04.htm

Water-solubleWater-solublee.g., pesticides, perchlorate, chromium, and e.g., pesticides, perchlorate, chromium, and MTBE MTBE

LNAPLs, Light Non-Aqueous Phase LNAPLs, Light Non-Aqueous Phase LiquidsLiquidse.g., benzene, toluene, jet fuel, and gasoline e.g., benzene, toluene, jet fuel, and gasoline

DNAPLs, Dense Non-Aqueous Phase DNAPLs, Dense Non-Aqueous Phase LiquidsLiquidse.g., trichloroethylene (TCE), polychlorinated e.g., trichloroethylene (TCE), polychlorinated biphenyls (PCBs)biphenyls (PCBs)

Classifying Water Classifying Water ContaminantsContaminants

Groundwater Contamination:Groundwater Contamination:LNAPLs and DNAPLs LNAPLs and DNAPLs

http://www.afcee.af.mil/shared/media/document/AFD-071003-069.jpg

Water Muddle Up and Clean Water Muddle Up and Clean UpUp

Loop LakeLoop Lake

You own property surrounding Loop Lake.