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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

Ellerbe, Town of

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

 

47

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015ND80ND
2016ND80ND
20170.513 ppb82ND - 2.10 ppb
20180.856 ppb93ND - 2.90 ppb
20190.683 ppb62ND - 2.10 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
2014-02-1292189612001DIS-2ND
2014-02-1292189612002DIS-2ND
2014-05-1492201270002DIS-2ND
2014-05-1492201270001DIS-2ND
2014-08-1392213166001TTH-2ND
2014-08-1392213166002TTH-2ND
2014-11-1292225284001TTH-2ND
2014-11-1292225284002TTH-2ND
2015-02-11ND
2015-02-11ND
2015-05-06ND
2015-05-06ND
2015-08-12ND
2015-08-12ND
2015-11-10ND
2015-11-10ND
2016-02-1092286108001TTH-2ND
2016-02-1092286108002TTH-2ND
2016-05-1192297287001TTH-2ND
2016-05-1192297287002TTH-2ND
2016-08-1092308398001TTH-2ND
2016-08-1092308398002TTH-2ND
2016-11-0992319134002TTH-2ND
2016-11-0992319134001TTH-2ND
2017-02-0892329429001TTHND
2017-02-0892329429002TTHND
2017-05-0392339247001TTHND
2017-05-0392339247002TTHND
2017-08-1092351140001TTHND
2017-08-1092351140002TTHND
2017-11-0792362518001TTH2.00 ppb
2017-11-0792362518002TTH2.10 ppb
2018-02-0692372211002TTH ND
2018-02-0692372211001TTH 2.20 ppb
2018-02-2892375049001TTH ND
2018-05-0892383881001TTH ND
2018-05-0892383881002TTH ND
2018-08-0792394763001TTH ND
2018-08-0792394763002TTH ND
2018-11-0692406159001TTH 2.90 ppb
2018-11-0692406159002TTH 2.60 ppb
2019-02-0592416457001_3770ND
2019-02-0592416459001B_377ND
2019-08-0692440192001_37702.00 ppb
2019-08-0692440192002_37702.10 ppb
2019-11-0592452273002_3770ND
2019-11-0592452273001_3770ND