Know Your Environment. Protect Your Health.

Monochloroacetic acid

Warren County Water System

NOTE: Warren County Water System purchases water from Henderson-Kerr Lake Reg Water which is required to test for monochloroacetic acid. Sample information shown below was taken by Henderson-Kerr Lake Reg Water.

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.

 

92

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND40ND
2020ND80ND
2021ND80ND
2022ND80ND
2023ND80ND

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

NOTE: Warren County Water System purchases water from Henderson-Kerr Lake Reg Water which is required to test for monochloroacetic acid. Sample information shown below was taken by Henderson-Kerr Lake Reg Water.

Date Lab ID Result
2018-02-1392373408004TTHND
2018-02-1392373408001TTH2.60 ppb
2018-02-1392373408008TTHND
2018-02-1392373408005TTHND
2018-05-0192383116001TTHND
2018-05-0192383116002TTHND
2018-05-0192383116003TTHND
2018-05-0192383116004TTHND
2018-08-0892395245001TTHND
2018-08-0892395245002TTH2.30 ppb
2018-08-0892395245003TTH3.10 ppb
2018-08-0892395245004TTHND
2018-11-0692406545011TTHND
2018-11-0692406545008TTH2.70 ppb
2018-11-0692406545007TTH2.60 ppb
2018-11-0692406545003TTHND
2019-05-0792428873001_377062.70 ppb
2019-05-0792428873002_37706ND
2019-05-0792428873003_377062.20 ppb
2019-05-0792428873004_377062.30 ppb
2019-08-0692440471001_37706ND
2019-08-0692440471004_37706ND
2019-08-0692440471005_37706ND
2019-08-0692440471008_37706ND
2020-02-0492464047002_37706ND
2020-02-0492464047003_37706ND
2020-02-0492464047004_37706ND
2020-02-1792465710001_37706ND
2020-05-0592476907002_37706ND
2020-05-0592476907003_37706ND
2020-05-0592476911001_37706ND
2020-05-0592476907001_37706ND
2020-08-0592489583001_37706ND
2020-08-0592489583002_37706ND
2020-08-0592489583003_37706ND
2020-08-0592489583004_37706ND
2020-11-0392504598004_37706ND
2020-11-0392504598008_37706ND
2020-11-0392504598005_37706ND
2020-11-0392504598001_37706ND
2021-02-0292520679001_37706ND
2021-02-0292520679004_37706ND
2021-02-0292520679005_37706ND
2021-02-0292520679008_37706ND
2021-05-0492537216008_37706ND
2021-05-0492537216005_37706ND
2021-05-0492537216001_37706ND
2021-05-0492537216004_37706ND
2021-08-032025-21ND
2021-08-032026-21ND
2021-08-032027-21ND
2021-08-032024-21ND
2021-11-02110421136ND
2021-11-02110421139ND
2021-11-02110421140ND
2021-11-02110421143ND
2022-02-07418-22ND
2022-02-07417-22ND
2022-02-07416-22ND
2022-02-07415-22ND
2022-05-031194-22ND
2022-05-031195-22ND
2022-05-031196-22ND
2022-05-031197-22ND
2022-08-023064-22ND
2022-08-023065-22ND
2022-08-023066-22ND
2022-08-023067-22ND
2022-11-0192634627004_37706ND
2022-11-0192634627002_37706ND
2022-11-0192634627001_37706ND
2022-11-0192634627003_37706ND
2023-02-0792651515001_37706ND
2023-02-0792651515004_37706ND
2023-02-0792651515005_37706ND
2023-02-0792651515008_37706ND
2023-05-0292666155005_37706ND
2023-05-0292666155008_37706ND
2023-05-0292666155008A_37706ND
2023-05-0292666155005A_37706ND
2023-05-0292666155004_37706ND
2023-05-0292666155004A_37706ND
2023-05-0292666155001_37706ND
2023-05-0292666155001A_37706ND
2023-08-0892682151001_37706ND
2023-08-0892682151004_37706ND
2023-08-0892682151005_37706ND
2023-08-0892682151008_37706ND
2023-11-1392698551001_12710ND
2023-11-1392698551004_12710ND
2023-11-1392698551005_12710ND
2023-11-1392698551008_12710ND