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EWG's Tap Water Database — 2019 UPDATE

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1,3-Butadiene

California Water Service Company - Hermosa / Redondo Beach

 

12

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
2014N/A00N/A
2015ND120ND
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
2015-02-11201502110688AMND
2015-02-11201502120107AMND
2015-02-11201502120146AMND
2015-02-11201502120094AMND
2015-05-06201505070032AMND
2015-05-06201505070045AMND
2015-08-06201508060776AMND
2015-08-06201508060791AMND
2015-08-20201508200602AMND
2015-08-20201508200651AMND
2015-11-04201511040806AMND
2015-11-04201511040748AMND