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EWG's Tap Water Database — 2019 UPDATE

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1,3-Butadiene

City of Lancaster

NOTE: City of Lancaster purchases water from Dallas Water Utility which is required to test for 1,3-butadiene. Sample information shown below was taken by Dallas Water Utility.

 

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
2014ND20ND
2015ND20ND
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 Lancaster purchases water from Dallas Water Utility which is required to test for 1,3-butadiene. Sample information shown below was taken by Dallas Water Utility.

Date Lab ID Result
2014-04-08Q1410915005ND
2014-04-08Q1410915009ND
2014-04-08Q1410915001ND
2014-07-15Q1428070005ND
2014-07-15Q1428070009ND
2014-07-15Q1428070001ND
2014-10-21Q1453299005ND
2014-10-21Q1453299009ND
2014-10-21Q1453299001ND
2015-01-13Q1500512005ND
2015-01-13Q1500512009ND
2015-01-13Q1500512001ND