Chromium 6

Chromium 6

October 2019 Summary Chromium-6 is the cancer-causing chemical made notorious by the film “Erin Brockovich,” which documented the poisoning of drinking water in Hinkley, Calif. Chromium gets into drinking water as pollution from industrial uses, such as a coolant at electrical power stations, but also occurs naturally in some areas….

Arsenic

Arsenic

Background on Arsenic in Public Water Supplies Arsenic occurs naturally as a trace component in many rocks and sediments. Whether the arsenic is released from these geologic sources into groundwater depends on the chemical form of the arsenic, the geochemical conditions in the aquifer, and the biogeochemical processes that occur….