Selenium

Description

Selenium is a mineral found in natural deposits. It is used in pharmaceutical and industrial processes, as well as in pesticides and as an additive for livestock feed.

Selenium in Drinking Water

Selenium is essential at low levels however, too much can cause various health effects.

Resources

KDHE

• Selenium in Private Water Wells (PDF)

U.S. Environmental Protection Agency

• Federal Register 40 CFR Parts 141, 142, and 143 National Primary Drinking Water Regulations; Synthetic Organic Chemicals and Inorganic Chemicals; Final Rule (PDF)

Related

• Agency for Toxic Substances and Disease Registry
• Water Quality Association