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EWG's Tap Water Database — 2019 UPDATE

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1,3-Butadiene

City of Alexandria

NOTE: City of Alexandria purchases water from Fairfax County Water Authority which is required to test for 1,3-butadiene. Sample information shown below was taken by Fairfax County Water Authority.

 

20

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
2013ND100ND
2014ND30ND
2015ND10ND
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

NOTE: City of Alexandria purchases water from Fairfax County Water Authority which is required to test for 1,3-butadiene. Sample information shown below was taken by Fairfax County Water Authority.

Date Lab ID Result
2013-07-17201307180822AMND
2013-07-17201307180828AMND
2013-07-17201307180820AMND
2013-07-17201307180811AMND
2013-07-17201307180824AMND
2013-10-15201310160176AMND
2013-10-15201310160208AMND
2013-10-15201310160200AMND
2013-10-15201310160171AMND
2013-10-15201310160210AMND
2014-01-13201401140197AMND
2014-01-13201401140199AMND
2014-01-13201401150621AMND
2014-01-13201401150723AMND
2014-01-14201401150684AMND
2014-04-14201404150439AMND
2014-04-14201404150219AMND
2014-04-14201404150283AMND
2014-04-14201404150441AMND
2014-04-14201404150405AMND