point source pollution
Pollutants discharged from a single identifiable location (e.g., pipes, ditches, channels, sewers, tunnels, containers of various types).
acid mine drainage
the acidic water with elevated concentrations of dissolved metals that drains from coal or metal mines.
storm water runoff
Water that drains into a water source after a rain storm occurs. This is the number one cause of non point source pollution in Pennsylvania.
Yellowish-orange precipitate that results from acid mine drainage. Covers the stream bottom and diminishes fish and aquatic insect habitat.
an immediate increase in the ammount of algae and other producers that results from a large input of a limiting nutrient