Know Your Environment. Protect Your Health.

Monochloroacetic acid

Natchitoches 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.

 

128

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.213 ppb324ND - 1.90 ppb
20191.00 ppb3220ND - 2.70 ppb
20202.45 ppb1612ND - 5.20 ppb
20213.46 ppb16161.20 ppb - 6.90 ppb
20221.71 ppb1613ND - 3.70 ppb
20233.04 ppb1615ND - 4.70 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 53 ppb

The EWG Health Guideline of 53 ppb for monochloroacetic acid was defined by the California Office of Environmental Health Hazard Assessment's public health goal, the level of a drinking water contaminant that does not pose a significant health risk.a public health goal. This health guideline protects against change to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-03-1535380704001ND
2018-03-1535380704002ND
2018-03-1535380704003ND
2018-03-1535380704004ND
2018-03-1535380704001ND
2018-03-1535380704002ND
2018-03-1535380704003ND
2018-03-1535380704004ND
2018-06-2535401074001ND
2018-06-2535401074002ND
2018-06-2535401074003ND
2018-06-2535401074004ND
2018-06-2535401074001ND
2018-06-2535401074002ND
2018-06-2535401074003ND
2018-06-2535401074004ND
2018-09-1835418776001ND
2018-09-1835418776002ND
2018-09-1835418776003ND
2018-09-1835418776004ND
2018-09-1835418776001ND
2018-09-1835418776002ND
2018-09-1835418776003ND
2018-09-1835418776004ND
2018-12-17354384240011.50 ppb
2018-12-17354384240021.90 ppb
2018-12-1735438424003ND
2018-12-1735438424004ND
2018-12-17354384240011.50 ppb
2018-12-17354384240021.90 ppb
2018-12-1735438424003ND
2018-12-1735438424004ND
2019-03-07354534000011.50 ppb
2019-03-07354534000021.80 ppb
2019-03-07354534000031.50 ppb
2019-03-07354534000041.90 ppb
2019-03-07354534000011.50 ppb
2019-03-07354534000021.80 ppb
2019-03-07354534000031.50 ppb
2019-03-07354534000041.90 ppb
2019-06-2435478413001ND
2019-06-2435478413002ND
2019-06-2435478413003ND
2019-06-2435478413004ND
2019-06-2435478413001ND
2019-06-2435478413002ND
2019-06-2435478413003ND
2019-06-2435478413004ND
2019-09-12354975610011.40 ppb
2019-09-12354975610022.70 ppb
2019-09-1235497561003ND
2019-09-12354975610041.60 ppb
2019-09-12354975610011.40 ppb
2019-09-12354975610022.70 ppb
2019-09-1235497561003ND
2019-09-12354975610041.60 ppb
2019-12-1735520110001ND
2019-12-17355201100021.30 ppb
2019-12-17355201100030.930 ppb
2019-12-17355201100041.40 ppb
2019-12-1735520110001ND
2019-12-17355201100021.30 ppb
2019-12-17355201100030.930 ppb
2019-12-17355201100041.40 ppb
2020-03-2635540178001ND
2020-03-2635540178002ND
2020-03-2635540178003ND
2020-03-2635540178004ND
2020-06-26355593460025.20 ppb
2020-06-26355593460034.10 ppb
2020-06-26355593460044.80 ppb
2020-07-10355624090014.00 ppb
2020-09-30355816060012.30 ppb
2020-09-30355816060022.20 ppb
2020-09-30355816060042.40 ppb
2020-10-02355821390012.80 ppb
2020-12-11355985310012.50 ppb
2020-12-11355985310023.30 ppb
2020-12-11355985310032.40 ppb
2020-12-11355985310043.20 ppb
2021-03-17356203680013.40 ppb
2021-03-17356203680023.70 ppb
2021-03-17356203680033.50 ppb
2021-03-17356203680043.40 ppb
2021-06-11356403150015.40 ppb
2021-06-11356403150026.80 ppb
2021-06-11356403150036.40 ppb
2021-06-11356403150046.90 ppb
2021-09-24356671810012.60 ppb
2021-09-24356671810022.20 ppb
2021-09-24356671810032.50 ppb
2021-09-24356671810042.40 ppb
2021-12-03356819250011.20 ppb
2021-12-03356819250021.70 ppb
2021-12-03356819250031.30 ppb
2021-12-03356819250041.90 ppb
2022-03-2835706804001ND
2022-03-28357068040021.20 ppb
2022-03-28357068040031.30 ppb
2022-03-28357068040041.40 ppb
2022-06-16357261500012.40 ppb
2022-06-16357261500022.60 ppb
2022-06-16357261500032.10 ppb
2022-06-16357261500042.10 ppb
2022-09-21357491370013.30 ppb
2022-09-21357491370023.70 ppb
2022-09-21357491370033.00 ppb
2022-09-2135749137004ND
2022-12-2735769166001ND
2022-12-27357691660021.80 ppb
2022-12-27357691660031.000 ppb
2022-12-27357691660041.50 ppb
2023-03-29357890440013.90 ppb
2023-03-29357890440024.60 ppb
2023-03-29357890440033.80 ppb
2023-03-29357890440044.30 ppb
2023-06-27358099590013.30 ppb
2023-06-27358099590024.70 ppb
2023-06-27358099590034.10 ppb
2023-06-27358099590044.30 ppb
2023-09-26358309800012.60 ppb
2023-09-2635830980002ND
2023-09-26358309800033.20 ppb
2023-09-26358309800041.70 ppb
2023-12-26358508190011.90 ppb
2023-12-26358508190022.10 ppb
2023-12-26358508190032.30 ppb
2023-12-26358508190041.80 ppb