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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

City of Eagle Pass

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.

MORE ABOUT THIS CONTAMINANT

 

132

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND160ND
2015ND160ND
2016ND160ND
2017ND200ND
2018ND320ND
20190.947 ppb325ND - 12.1 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 53 ppb

The EWG Health Guideline of 53 ppb for monochloroacetic acid was proposed in 2020 by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk.. This health guideline protects against system toxicity.

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-05AC45833ND
2014-03-05AC45829ND
2014-03-05AC45831ND
2014-03-05AC45832ND
2014-04-14AC50388ND
2014-04-14AC50410ND
2014-04-14AC50365ND
2014-04-14AC50375ND
2014-07-08AC59090ND
2014-07-08AC59091ND
2014-07-08AC59089ND
2014-07-08AC59088ND
2014-12-15AC74891ND
2014-12-15AC74884ND
2014-12-15AC74890ND
2014-12-15AC74892ND
2015-03-09AC83333ND
2015-03-09AC83332ND
2015-03-09AC83337ND
2015-03-09AC83335ND
2015-06-01AC94022ND
2015-06-01AC94026ND
2015-06-01AC94029ND
2015-06-01AC94030ND
2015-09-14AD06887ND
2015-09-14AD06886ND
2015-09-14AD06885ND
2015-09-14AD06888ND
2015-11-09AD12979ND
2015-11-09AD12975ND
2015-11-09AD12977ND
2015-11-09AD12969ND
2016-02-22AD24883ND
2016-02-22AD24886ND
2016-02-22AD24887ND
2016-02-22AD24882ND
2016-05-17AD37128ND
2016-05-17AD37129ND
2016-05-17AD37126ND
2016-05-17AD37127ND
2016-09-06AD47880ND
2016-09-06AD47881ND
2016-09-06AD47884ND
2016-09-06AD47885ND
2016-11-07AD56784ND
2016-11-07AD56779ND
2016-11-07AD56785ND
2016-11-07AD56799ND
2017-03-22AD76572ND
2017-03-22AD76570ND
2017-03-22AD76571ND
2017-03-22AD76578ND
2017-05-01AD81824ND
2017-05-01AD81818ND
2017-05-01AD81816ND
2017-05-01AD81812ND
2017-08-14AD92845ND
2017-08-14AD92838ND
2017-08-14AD92841ND
2017-08-14AD92839ND
2017-11-27AE06118ND
2017-11-27AE06124ND
2017-11-27AE06117ND
2017-11-27AE06115ND
2017-11-27AE06122ND
2017-11-27AE06119ND
2017-11-27AE06121ND
2017-11-27AE06123ND
2018-02-20AE14684ND
2018-02-20AE14697ND
2018-02-20AE14694ND
2018-02-20AE14691ND
2018-02-20AE14705ND
2018-02-20AE14710ND
2018-02-20AE14685ND
2018-02-20AE14704ND
2018-04-16AE22477ND
2018-04-16AE22480ND
2018-04-16AE22474ND
2018-04-16AE22476ND
2018-04-16AE22481ND
2018-04-16AE22478ND
2018-04-16AE22473ND
2018-04-16AE22479ND
2018-07-16AE33542ND
2018-07-16AE33540ND
2018-07-16AE33535ND
2018-07-16AE33548ND
2018-07-16AE33507ND
2018-07-16AE33550ND
2018-07-16AE33534ND
2018-07-16AE33549ND
2018-11-09AE45843ND
2018-11-09AE45839ND
2018-11-09AE45840ND
2018-11-09AE45844ND
2018-11-09AE45846ND
2018-11-09AE45847ND
2018-11-09AE45841ND
2018-11-09AE45842ND
2019-01-28AE51564ND
2019-01-28AE51563ND
2019-01-28AE515694.60 ppb
2019-01-28AE515714.90 ppb
2019-01-28AE515654.00 ppb
2019-01-28AE51570ND
2019-01-28AE51567ND
2019-01-28AE51566ND
2019-05-17AE67131ND
2019-05-17AE67136ND
2019-05-17AE67123ND
2019-05-17AE671224.70 ppb
2019-05-17AE67134ND
2019-05-17AE67130ND
2019-05-17AE6712712.1 ppb
2019-05-17AE67132ND
2019-07-22AE75238ND
2019-07-22AE75243ND
2019-07-22AE75237ND
2019-07-22AE75241ND
2019-07-22AE75242ND
2019-07-22AE75244ND
2019-07-22AE75240ND
2019-07-22AE75239ND
2019-10-21AE87397ND
2019-10-21AE87410ND
2019-10-21AE87374ND
2019-10-21AE87391ND
2019-10-21AE87376ND
2019-10-21AE87411ND
2019-10-21AE87407ND
2019-10-21AE87370ND