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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

South Logan County

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

 

52

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.157 ppb141ND - 2.20 ppb
20150.288 ppb81ND - 2.30 ppb
2016ND80ND
20170.275 ppb81ND - 2.20 ppb
2018ND80ND
2019ND60ND

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
2014-01-1514017003801ND
2014-01-1514017003601ND
2014-01-1514017003701ND
2014-02-2614058010501ND
2014-02-2614058010601ND
2014-02-26140580107012.20 ppb
2014-04-1014101002401ND
2014-04-1014101002501ND
2014-04-1014101002301ND
2014-07-0814190000401ND
2014-07-0814190000501ND
2014-07-0814190000301ND
2014-10-1414289004201ND
2014-11-1814324002801ND
2015-01-1515016001401ND
2015-01-1515016001501ND
2015-04-1415106006401ND
2015-04-14151060065012.30 ppb
2015-07-1415197008601ND
2015-07-1415197008701ND
2015-10-1315289001801ND
2015-10-1315289001901ND
2016-01-1316015000701ND
2016-01-1316015000801ND
2016-04-1316106003401ND
2016-04-1316106003301ND
2016-07-1316196007801ND
2016-07-1316196007701ND
2016-10-1216288004301ND
2016-10-1216288004201ND
2017-01-1117013000501ND
2017-01-1117013000101ND
2017-04-1217103003701ND
2017-04-1217103003801ND
2017-07-1017194014401ND
2017-07-10171940145012.20 ppb
2017-10-1617292002201ND
2017-10-1617292002301ND
2018-01-1018011006101ND
2018-01-1018011006001ND
2018-04-0918101003501ND
2018-04-0918101003601ND
2018-07-1018192004401ND
2018-07-1018192004001ND
2018-10-0918283004901ND
2018-10-0918283004801ND
2019-01-1419017008901ND
2019-01-1419017008701ND
2019-04-0919101009701ND
2019-04-0919101009601ND
2019-07-3019213002501ND
2019-07-3019213002601ND