The Power of Information

National Drinking Water Database


Strontium-90 in Connecticut


Strontium-90 is a radioactive pollutant from nuclear fallout and possibly weapons and power production.

The Most Polluted Communities in Connecticut

1 water utilities reported detecting Strontium-90 in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Strontium-90 level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1South Central Connecticut Regional Water Authority
New Haven, CT
389,3001 of 40.75 pCi/L
(0 to 3 pCi/L)

Health Based Limits for Strontium-90

There are no health based standards that EWG is using for this chemical

Violation Summary for Strontium-90 in Connecticut

Data from the U.S. Environmental Protection Agency includes the following violations of federal standards in Connecticut since 2004

Violation TypeNumber of Violations
Failure to monitor regularly5