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EWG's Tap Water Database — 2019 UPDATE

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1,3-Butadiene

City of Lake Charles Water System

 

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
2015-03-2535181144007AMND
2015-03-2535181144005AMND
2015-03-2535181144009AMND
2015-03-2535181144001AMND
2015-03-3035181602001AMND
2015-05-0135186425001AMND
2015-09-2335208696005AMND
2015-09-2335208696009AMND
2015-09-2335208696001AMND
2015-09-2335208696003AMND
2015-09-2335208696007AMND
2015-10-0835211214002AMND