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EWG's Tap Water Database — 2019 UPDATE

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Tritium

Los Angeles Department of Water and Power

Tritium is a radioactive element emitted from nuclear reactors and weapons production plants. Radiation from tritium and other radioactive substances increases the risk of cancer. Click here to read more on radiological contaminants.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND10ND
2014ND20ND
2015ND30ND
2016ND20ND
2017ND30ND

pCi/L = picocuries per liter

State and national drinking water standards and health guidelines

EWG Health Guideline 400 pCi/L

The EWG Health Guideline of 400 pCi/L for tritium was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

pCi/L = picocuries per liter

All test results

Date Lab ID Result
2012-08-140010-133-1030ND
2012-08-140010-011-1200ND
2013-05-090010-011-1025ND
2014-05-140010-011-1115ND
2014-12-232920-133-1000ND
2015-01-212920-205-1130ND
2015-05-192920-011-0900ND
2015-08-040010-133-0645ND
2016-08-170010-011-1010ND
2016-08-230010-133-1005ND
2017-07-122920-205-1000ND
2017-08-022920-133-0700ND
2017-08-210010-011-1010ND