The Power of Information

National Drinking Water Database

Tritium in Delaware

Tritium is a pollutant from commercial nuclear reactors, research reactors and government weapons production plants.

The Most Polluted Communities in Delaware

3 water utilities reported detecting Tritium in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Tritium level

RankSystem Population Served Positive test results of total reported tests Average Level
1Wilmington Water Department
Wilmington, DE
140,0001 of 1196.95 pCi/L
(196.95 pCi/L)
2Newark Water Department
Newark, DE
36,1302 of 274.95 pCi/L
(69 to 80.9 pCi/L)
3United Water Delaware
Wilmington, DE
105,2702 of 253.5 pCi/L
(27.5 to 79.5 pCi/L)

Health Based Limits for Tritium

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

Violation Summary for Tritium in Delaware

There are no violations reported for this contaminant in Delaware