Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Monochloroacetic acid

City of Pampa

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

 

88

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20142.47 ppb167ND - 7.30 ppb
20151.11 ppb165ND - 4.10 ppb
2016ND160ND
2017ND160ND
20180.638 ppb168ND - 1.60 ppb
20191.01 ppb84ND - 3.10 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
2014-03-25Q1409421004ND
2014-03-25Q1409421003ND
2014-03-25Q1409421002ND
2014-03-25Q14094210012.40 ppb
2014-06-25Q1423571018ND
2014-06-25Q14235710174.00 ppb
2014-06-25Q1423571016ND
2014-06-25Q14235710156.20 ppb
2014-09-24Q14480380026.50 ppb
2014-09-24Q14480380016.60 ppb
2014-09-24Q14480380037.30 ppb
2014-09-24Q14480380046.50 ppb
2014-10-21Q1453447004ND
2014-10-21Q1453447003ND
2014-10-21Q1453447002ND
2014-10-21Q1453447001ND
2015-03-17Q1510074004ND
2015-03-17Q15100740032.10 ppb
2015-03-17Q1510074002ND
2015-03-17Q1510074001ND
2015-05-26Q1519314003ND
2015-05-26Q1519314001ND
2015-05-26Q1519314002ND
2015-05-26Q1519314004ND
2015-07-28Q1529319004ND
2015-07-28Q1529319003ND
2015-07-28Q1529319002ND
2015-07-28Q1529319001ND
2015-12-01Q15473300093.60 ppb
2015-12-01Q15473300084.10 ppb
2015-12-01Q15473300073.90 ppb
2015-12-01Q15473300064.10 ppb
2016-03-09Q1610238004ND
2016-03-09Q1610238001ND
2016-03-09Q1610238002ND
2016-03-09Q1610238003ND
2016-06-14Q1624362004ND
2016-06-14Q1624362003ND
2016-06-14Q1624362002ND
2016-06-14Q1624362001ND
2016-07-26Q1631136001ND
2016-07-26Q1631136004ND
2016-07-26Q1631136003ND
2016-07-26Q1631136002ND
2016-11-09Q1648780004ND
2016-11-09Q1648780003ND
2016-11-09Q1648780002ND
2016-11-09Q1648780001ND
2017-01-31Q1704451014ND
2017-01-31Q1704451013ND
2017-01-31Q1704451012ND
2017-01-31Q1704451011ND
2017-04-26Q1716946008ND
2017-04-26Q1716946007ND
2017-04-26Q1716946009ND
2017-04-26Q1716946010ND
2017-08-24Q1738386003ND
2017-08-24Q1738386005ND
2017-08-24Q1738386002ND
2017-08-24Q1738386004ND
2017-10-17Q1753433004ND
2017-10-17Q1753433002ND
2017-10-17Q1753433003ND
2017-10-17Q1753433001ND
2018-02-05Q1804320006ND
2018-02-05Q1804320005ND
2018-02-05Q1804320011ND
2018-02-05Q1804320014ND
2018-04-18Q18161360091.20 ppb
2018-04-18Q18161360031.30 ppb
2018-04-18Q18161360081.20 ppb
2018-04-18Q18161360021.20 ppb
2018-07-16Q1827980002ND
2018-07-16Q18279800041.60 ppb
2018-07-16Q18279800011.20 ppb
2018-07-16Q1827980003ND
2018-10-25Q1842897004ND
2018-10-25Q18428970011.20 ppb
2018-10-25Q18428970021.30 ppb
2018-10-25Q1842897003ND
2019-02-13Q1906860012ND
2019-02-13Q19068600112.60 ppb
2019-05-15Q19254420121.30 ppb
2019-05-15Q19254420111.10 ppb
2019-08-13Q1954368002ND
2019-08-13Q1954368001ND
2019-11-04Q19751860013.10 ppb
2019-11-04Q1975186002ND