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EWG's Tap Water Database — 2019 UPDATE

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Monochloroacetic acid

Pleasant Hills-crossroads Water Systems

Monochloroacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

80

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND80ND
2013ND40ND
2014ND160ND
2015ND160ND
2016ND160ND
20172.27 ppb2010ND - 11.2 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2012-02-221100827ND
2012-02-221100827ND
2012-04-251115712ND
2012-04-251115712ND
2012-07-181135612ND
2012-07-181135612ND
2012-10-171158893ND
2012-10-171158893ND
2013-02-201189577ND
2013-02-201189577ND
2013-05-291212504ND
2013-05-291212504ND
2014-02-211279939ND
2014-02-211279939ND
2014-02-211279938ND
2014-02-211279938ND
2014-05-141301260ND
2014-05-141301259ND
2014-05-141301260ND
2014-05-141301259ND
2014-07-161318242ND
2014-07-161318241ND
2014-07-161318242ND
2014-07-161318241ND
2014-10-151342691ND
2014-10-151342690ND
2014-10-151342691ND
2014-10-151342690ND
2015-01-211366426ND
2015-01-211366425ND
2015-01-211366426ND
2015-01-211366425ND
2015-04-221389276ND
2015-04-221389275ND
2015-04-221389276ND
2015-04-221389275ND
2015-07-151410783ND
2015-07-151410783ND
2015-07-151410782ND
2015-07-151410782ND
2015-11-041441182ND
2015-11-041441183ND
2015-11-041441183ND
2015-11-041441182ND
2016-01-271462334ND
2016-01-271462333ND
2016-01-271462334ND
2016-01-271462333ND
2016-04-271486258ND
2016-04-271486257ND
2016-04-271486258ND
2016-04-271486257ND
2016-07-201509065ND
2016-07-201509064ND
2016-07-201509065ND
2016-07-201509064ND
2016-10-191534644ND
2016-10-191534645ND
2016-10-191534645ND
2016-10-191534644ND
2017-01-2535291490003ND
2017-01-2535291490003ND
2017-01-25352914900041.30 ppb
2017-01-25352914900041.30 ppb
2017-04-1835307670003ND
2017-04-1835307670004ND
2017-04-1835307670004ND
2017-04-1835307670003ND
2017-05-08353116100070.690 ppb
2017-05-08353116100070.690 ppb
2017-05-08353116100080.680 ppb
2017-05-08353116100080.680 ppb
2017-07-1135323817008ND
2017-07-1135323817007ND
2017-07-1135323817007ND
2017-07-1135323817008ND
2017-10-09353413880018.80 ppb
2017-10-09353413880018.80 ppb
2017-10-093534138800211.2 ppb
2017-10-093534138800211.2 ppb