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EWG's Tap Water Database — 2019 UPDATE

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1,3-Butadiene

Los Angeles County WW District 40 Reg 38 Lake Los Angeles

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014ND60ND
2015N/A00N/A
2016N/A00N/A
2017N/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
2014-01-15201401160354AMND
2014-01-15201401160352AMND
2014-04-14201404210015AMND
2014-07-09201407110417AMND
2014-07-09201407110429AMND
2014-10-08201410090507AMND