Know Your Environment. Protect Your Health.

Monochloroacetic acid

Las Flores Water Company

NOTE: Las Flores Water Company purchases water from Foothill Municipal Water District which is required to test for monochloroacetic acid. Sample information shown below was taken by Foothill Municipal Water District.

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.

 

97

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019ND80ND
2020ND80ND
2021ND60ND
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: Las Flores Water Company purchases water from Foothill Municipal Water District which is required to test for monochloroacetic acid. Sample information shown below was taken by Foothill Municipal Water District.

Date Lab ID Result
2018-01-02CA1910032_DST_801-201801020815ND
2018-01-02CA1910032_DST_802-2018010209406.60 ppb
2018-01-02CA1910032_DST_803-2018010211109.10 ppb
2018-01-02CA1910032_DST_800-201801021010ND
2018-04-10CA1910032_DST_803-201804101105ND
2018-04-10CA1910032_DST_800-201804101040ND
2018-04-10CA1910032_DST_801-201804100840ND
2018-04-10CA1910032_DST_802-201804101000ND
2018-07-03CA1910032_DST_801-201807030800ND
2018-07-03CA1910032_DST_802-201807030900ND
2018-07-03CA1910032_DST_803-201807031040ND
2018-07-03CA1910032_DST_800-201807031000ND
2018-10-09CA1910032_DST_801-201810090855ND
2018-10-09CA1910032_DST_803-201810091150ND
2018-10-09CA1910032_DST_800-201810091040ND
2018-10-09CA1910032_DST_802-201810090940ND
2019-01-08CA1910032_DST_801-201901080855ND
2019-01-08CA1910032_DST_803-201901081145ND
2019-01-08CA1910032_DST_802-201901080940ND
2019-01-08CA1910032_DST_800-201901081035ND
2019-04-16CA1910032_DST_803-201904161200ND
2019-04-16CA1910032_DST_800-201904161105ND
2019-04-16CA1910032_DST_801-201904160825ND
2019-04-16CA1910032_DST_802-201904160910ND
2019-07-02CA1910032_DST_803-201907021045ND
2019-07-02CA1910032_DST_800-201907021150ND
2019-07-02CA1910032_DST_801-201907020810ND
2019-07-02CA1910032_DST_802-201907020930ND
2019-10-24CA1910032_DST_800-201910241115ND
2019-10-24CA1910032_DST_803-201910241150ND
2019-10-24CA1910032_DST_802-201910241020ND
2019-10-24CA1910032_DST_801-201910240930ND
2020-01-13CA1910032_DST_801-202001130845ND
2020-01-13CA1910032_DST_802-202001130935ND
2020-01-13CA1910032_DST_800-202001131040ND
2020-01-13CA1910032_DST_803-202001131215ND
2020-05-04CA1910032_DST_801-202005041020ND
2020-05-04CA1910032_DST_800-202005041145ND
2020-05-04CA1910032_DST_803-202005041305ND
2020-05-04CA1910032_DST_802-202005041040ND
2020-06-22CA1910032_DST_802-202006220945ND
2020-06-22CA1910032_DST_800-202006221200ND
2020-06-22CA1910032_DST_801-202006220900ND
2020-06-22CA1910032_DST_803-202006221230ND
2020-11-16CA1910032_DST_801-202011160940ND
2020-11-16CA1910032_DST_803-202011160830ND
2020-11-16CA1910032_DST_800-202011161125ND
2020-11-16CA1910032_DST_802-202011161040ND
2021-02-03CA1910032_DST_803-202102030955ND
2021-02-03CA1910032_DST_800-202102030940ND
2021-02-03CA1910032_DST_801-202102030800ND
2021-02-03CA1910032_DST_802-202102030905ND
2021-05-06CA1910032_DST_802-202105060940ND
2021-05-06CA1910032_DST_801-202105060855ND
2021-05-06CA1910032_DST_803-202105061010ND
2021-05-06CA1910032_DST_800-202105061035ND
2021-08-18CA1910032_DST_800-202108181120ND
2021-08-18CA1910032_DST_802-202108181020ND
2021-08-18CA1910032_DST_803-202108181055ND
2021-08-18CA1910032_DST_801-202108180940ND
2021-11-01CA1910032_DST_803-202111011110ND
2021-11-01CA1910032_DST_802-202111010905ND
2021-11-01CA1910032_DST_801-202111010830ND
2021-11-01CA1910032_DST_800-202111011005ND
2021-12-01CA1910032_DST_800-202112010910ND
2022-02-02CA1910032_DST_801-202202020945ND
2022-02-02CA1910032_DST_802-202202020920ND
2022-02-02CA1910032_DST_800-202202021045ND
2022-02-02CA1910032_DST_803-202202021020ND
2022-05-04CA1910032_DST_800-202205041040ND
2022-05-04CA1910032_DST_803-202205041005ND
2022-05-04CA1910032_DST_801-202205040815ND
2022-05-04CA1910032_DST_802-202205040925ND
2022-08-22CA1910032_DST_803-202208221245ND
2022-08-22CA1910032_DST_801-202208220930ND
2022-08-22CA1910032_DST_800-202208221145ND
2022-08-22CA1910032_DST_802-202208221020ND
2022-11-09CA1910032_DST_801-202211090910ND
2022-11-09CA1910032_DST_802-202211090940ND
2022-11-09CA1910032_DST_803-202211091130ND
2022-11-09CA1910032_DST_800-202211091025ND
2023-02-15CA1910032_DST_801-202302150810ND
2023-02-15CA1910032_DST_802-202302150835ND
2023-02-15CA1910032_DST_803-202302150915ND
2023-02-15CA1910032_DST_800-202302151000ND
2023-05-03CA1910032_DST_800-202305031040ND
2023-05-03CA1910032_DST_803-202305031010ND
2023-05-03CA1910032_DST_802-202305030925ND
2023-05-03CA1910032_DST_801-202305030850ND
2023-08-17CA1910032_DST_801-202308170830ND
2023-08-17CA1910032_DST_802-202308171020ND
2023-08-17CA1910032_DST_800-202308171105ND
2023-08-17CA1910032_DST_803-202308170945ND
2023-11-09CA1910032_DST_800-202311090935ND
2023-11-09CA1910032_DST_801-202311090755ND
2023-11-09CA1910032_DST_803-202311091000ND
2023-11-09CA1910032_DST_802-202311090840ND