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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

Las Cruces Municipal Water System

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

 

126

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.429 ppb165ND - 3.00 ppb
2015ND160ND
20160.127 ppb221ND - 2.80 ppb
20170.0833 ppb242ND - 1.20 ppb
20180.381 ppb247ND - 1.80 ppb
20190.219 ppb243ND - 2.70 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
2014-02-122014004928ND
2014-02-122014004927ND
2014-02-122014004926ND
2014-02-122014004925ND
2014-05-1420140159983.00 ppb
2014-05-1420140159972.00 ppb
2014-05-1420140159991.000 ppb
2014-05-1420140159960.390 ppb
2014-08-2120140270530.470 ppb
2014-08-212014027050ND
2014-08-212014027051ND
2014-08-212014027052ND
2014-11-242014036231ND
2014-11-242014036232ND
2014-11-242014036233ND
2014-11-242014036234ND
2015-02-192015006121ND
2015-02-192015006120ND
2015-02-192015006123ND
2015-02-192015006122ND
2015-05-212015015828ND
2015-05-212015015826ND
2015-05-212015015827ND
2015-05-212015015829ND
2015-08-252015024902ND
2015-08-252015024903ND
2015-08-252015024905ND
2015-08-252015024904ND
2015-11-302015035538ND
2015-11-302015035537ND
2015-11-302015035539ND
2015-11-302015035536ND
2016-02-232016005236ND
2016-02-232016005237ND
2016-02-232016005238ND
2016-02-232016005235ND
2016-05-2320160147552.80 ppb
2016-05-232016014752ND
2016-05-232016014756ND
2016-05-232016014753ND
2016-05-232016014754ND
2016-05-232016014751ND
2016-08-252016025341ND
2016-08-252016025336ND
2016-08-252016025337ND
2016-08-252016025338ND
2016-08-252016025339ND
2016-08-252016025340ND
2016-11-092016032841ND
2016-11-092016032840ND
2016-11-092016032839ND
2016-11-092016032838ND
2016-11-092016032837ND
2016-11-092016032836ND
2017-02-2820170060930.800 ppb
2017-02-282017006091ND
2017-02-282017006092ND
2017-02-282017006094ND
2017-02-282017006095ND
2017-02-282017006096ND
2017-05-252017015939ND
2017-05-252017015941ND
2017-05-252017015940ND
2017-05-252017015938ND
2017-05-252017015937ND
2017-05-252017015936ND
2017-08-2920170251201.20 ppb
2017-08-292017025124ND
2017-08-292017025123ND
2017-08-292017025122ND
2017-08-292017025121ND
2017-08-292017025119ND
2017-11-272017033737ND
2017-11-272017033739ND
2017-11-272017033738ND
2017-11-272017033736ND
2017-11-272017033735ND
2017-11-272017033734ND
2018-02-2020180053171.20 ppb
2018-02-202018005318ND
2018-02-202018005319ND
2018-02-202018005320ND
2018-02-202018005321ND
2018-02-202018005322ND
2018-05-242018014767ND
2018-05-242018014768ND
2018-05-2420180147691.20 ppb
2018-05-242018014770ND
2018-05-242018014771ND
2018-05-2420180147720.770 ppb
2018-08-282018024271ND
2018-08-282018024272ND
2018-08-2820180242730.870 ppb
2018-08-282018024274ND
2018-08-282018024275ND
2018-08-2820180242761.70 ppb
2018-11-2720180330111.80 ppb
2018-11-272018033012ND
2018-11-272018033013ND
2018-11-272018033014ND
2018-11-2720180330151.60 ppb
2018-11-272018033016ND
2019-02-2520190048730.760 ppb
2019-02-252019004874ND
2019-02-252019004875ND
2019-02-252019004876ND
2019-02-252019004877ND
2019-02-252019004878ND
2019-05-232019014354ND
2019-05-232019014355ND
2019-05-232019014356ND
2019-05-232019014357ND
2019-05-232019014358ND
2019-05-232019014359ND
2019-08-282019024398ND
2019-08-2820190243992.70 ppb
2019-08-282019024400ND
2019-08-282019024401ND
2019-08-282019024402ND
2019-08-282019024404ND
2019-11-2120190333961.80 ppb
2019-11-212019033397ND
2019-11-212019033398ND
2019-11-212019033399ND
2019-11-212019033400ND
2019-11-212019033401ND