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EWG's Tap Water Database — 2019 UPDATE

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1,3-Butadiene

Hilo

 

8

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
2013ND40ND
2014ND40ND
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
2013-09-23201309250033AMND
2013-09-23201309250037AMND
2013-09-23201309250035AMND
2013-09-23201309250031AMND
2014-03-24201403260462AMND
2014-03-24201403260446AMND
2014-03-24201403260442AMND
2014-03-24201403260456AMND