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EWG's Tap Water Database — 2021 UPDATE

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1,3-Butadiene

Los Angeles Department of Water and Power

MORE ABOUT THIS CONTAMINANT

 

38

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND290ND
2014ND90ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.0103 ppb

The EWG Health Guideline of 0.0103 ppb for 1,3-butadiene was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2013-04-09AW06664ND
2013-04-10AW06734ND
2013-04-10AW06672ND
2013-04-10AW06676ND
2013-04-10AW06730ND
2013-04-11AW06668ND
2013-04-11AW06714ND
2013-04-11AW06718ND
2013-04-11AW06680ND
2013-04-11AW06722ND
2013-04-11AW06726ND
2013-07-24AW14345ND
2013-07-24AW14341ND
2013-07-24AW14349ND
2013-07-24AW14353ND
2013-07-25AW14479ND
2013-07-25AW14491ND
2013-07-25AW14487ND
2013-07-25AW14483ND
2013-10-29AW21558ND
2013-10-29AW21562ND
2013-10-29AW21550ND
2013-10-29AW21554ND
2013-10-30AW21588ND
2013-10-30AW21584ND
2013-10-30AW21580ND
2013-10-30AW21576ND
2013-10-31AW21566ND
2013-10-31AW21570ND
2014-03-18AX05578ND
2014-03-18AX05572ND
2014-03-18AX05576ND
2014-03-19AX05662ND
2014-03-19AX05670ND
2014-03-19AX05666ND
2014-03-20AX05768ND
2014-03-20AX05776ND
2014-03-20AX05772ND