My question about water contamination has to do with:

Water Contamination Landfills and Dumps
Sewage, Partially Treated Waste Water, and Sludge  Industrial Effluents and Waste Disposal
Leakage from Underground Storage Tanks Pesticides
Urban Run-Off Animal Production Wastes
Mines, Tailings, and Spoils Agricultural Run-Off from Crops

This Page prepared by B.T. Johnson, March 1998 UCD EXTOXNET FAQ Team.