Pollutants

Contaminants

Aluminum

Lead

Copper

Arsenic

MTBE

Pesticides

Nitrates

Chlorine byproducts (THM’s)

Coliform bacteria

Giardia lambia

Cryptosporidium

Source

Water treatment

Water pipes

Pipe corrosion, Acid mine drainage

Naturally occurring, Mine tailings

Gasoline additive

Crop runoff

Fertilizers, pesticides

Disinfectant

Soil or vegetation

Sewage discharge

Sewage or animal waste

Concerns

Alzheimer’s, nervous system damage

Nerve or brain damage

Anemia, digestive disturbance

Even 50 parts per billion can cause cancer

Suspected carcinogen

Variety of serious health effects, incl. cancer, nervous system and liver damage

Blue baby syndrome, causes the blood not to retain oxygen, gastric conditions, cancer

Bladder and rectal cancer, hardens arteries

Variety of illnesses, including gastrointestinal distress

Giardiasis, a disease accompanied by symptoms such as diarrhea, abdominal cramps, nausea and weight loss

Diarrhea, headaches, abdominal cramps, nausea, vomiting and low fever