How Much Tritium is Considered Safe?

Standards for tritium in drinking water range from 20,000 picocuries per liter in drinking water to 400 picocuries.

• EPA: EPA’s standard for tritium in drinking water is 20,000 picocuries per liter.
• Ontario Canada’s Drinking water quality standard for tritium is 540 picocuries per liter.
• California’s recommended public health goal for tritium in drinking water is 400 picocuries per liter.
• The Department of Energy agreed to an action level of 500 picocuries per liter for tritium in surface water in the clean up at Rocky Flats - a level corresponding to Colorado’s standard for tritium in surface water.

More evidence of total insufficiency NRC regulations and industry practices for preventing and monitoring leaks