Know Your Environment. Protect Your Health.

Monochloroacetic acid

Schriever Water Treatment Service Area

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.

 

259

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.643 ppb6422ND - 3.30 ppb
20190.706 ppb6438ND - 1.60 ppb
20200.203 ppb326ND - 1.30 ppb
20210.884 ppb3319ND - 2.90 ppb
20220.876 ppb3416ND - 3.30 ppb
20230.722 ppb3215ND - 2.30 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
2018-03-09353794120010.540 ppb
2018-03-09353794120020.630 ppb
2018-03-0935379412003ND
2018-03-0935379412004ND
2018-03-0935379412005ND
2018-03-0935379412006ND
2018-03-0935379412007ND
2018-03-0935379412008ND
2018-03-09353794120010.540 ppb
2018-03-09353794120020.630 ppb
2018-03-0935379412003ND
2018-03-0935379412004ND
2018-03-0935379412005ND
2018-03-0935379412006ND
2018-03-0935379412007ND
2018-03-0935379412008ND
2018-06-0535396534001ND
2018-06-0535396534002ND
2018-06-05353965340031.80 ppb
2018-06-05353965340042.00 ppb
2018-06-05353965340051.40 ppb
2018-06-05353965340062.00 ppb
2018-06-05353965340071.70 ppb
2018-06-0535396534008ND
2018-06-0535396534001ND
2018-06-0535396534002ND
2018-06-05353965340031.80 ppb
2018-06-05353965340042.00 ppb
2018-06-05353965340051.40 ppb
2018-06-05353965340062.00 ppb
2018-06-05353965340071.70 ppb
2018-06-0535396534008ND
2018-09-1935419185001ND
2018-09-1935419185002ND
2018-09-19354191850032.40 ppb
2018-09-19354191850042.30 ppb
2018-09-1935419185005ND
2018-09-1935419185006ND
2018-09-19354191850073.30 ppb
2018-09-19354191850082.50 ppb
2018-09-1935419185001ND
2018-09-1935419185002ND
2018-09-19354191850032.40 ppb
2018-09-19354191850042.30 ppb
2018-09-1935419185005ND
2018-09-1935419185006ND
2018-09-19354191850073.30 ppb
2018-09-19354191850082.50 ppb
2018-12-0435435069001ND
2018-12-0435435069002ND
2018-12-0435435069003ND
2018-12-0435435069004ND
2018-12-0435435069005ND
2018-12-0435435069006ND
2018-12-0435435069007ND
2018-12-0435435069008ND
2018-12-0435435069001ND
2018-12-0435435069002ND
2018-12-0435435069003ND
2018-12-0435435069004ND
2018-12-0435435069005ND
2018-12-0435435069006ND
2018-12-0435435069007ND
2018-12-0435435069008ND
2019-03-1235454240001ND
2019-03-1235454240002ND
2019-03-12354542400031.30 ppb
2019-03-1235454240004ND
2019-03-12354542400050.920 ppb
2019-03-12354542400061.10 ppb
2019-03-1235454240007ND
2019-03-1235454240008ND
2019-03-1235454240001ND
2019-03-1235454240002ND
2019-03-12354542400031.30 ppb
2019-03-1235454240004ND
2019-03-12354542400050.920 ppb
2019-03-12354542400061.10 ppb
2019-03-1235454240007ND
2019-03-1235454240008ND
2019-06-10354744840010.970 ppb
2019-06-10354744840021.60 ppb
2019-06-10354744840031.10 ppb
2019-06-10354744840041.60 ppb
2019-06-10354744840051.000 ppb
2019-06-10354744840061.10 ppb
2019-06-10354744840071.20 ppb
2019-06-10354744840081.40 ppb
2019-06-10354744840010.970 ppb
2019-06-10354744840021.60 ppb
2019-06-10354744840031.10 ppb
2019-06-10354744840041.60 ppb
2019-06-10354744840051.000 ppb
2019-06-10354744840061.10 ppb
2019-06-10354744840071.20 ppb
2019-06-10354744840081.40 ppb
2019-09-1035496772001ND
2019-09-1035496772002ND
2019-09-1035496772003ND
2019-09-10354967720041.20 ppb
2019-09-1035496772005ND
2019-09-1035496772006ND
2019-09-1035496772007ND
2019-09-10354967720081.000 ppb
2019-09-1035496772001ND
2019-09-1035496772002ND
2019-09-1035496772003ND
2019-09-10354967720041.20 ppb
2019-09-1035496772005ND
2019-09-1035496772006ND
2019-09-1035496772007ND
2019-09-10354967720081.000 ppb
2019-12-1135518241001ND
2019-12-1135518241002ND
2019-12-11355182410031.30 ppb
2019-12-11355182410041.000 ppb
2019-12-11355182410051.000 ppb
2019-12-11355182410061.50 ppb
2019-12-11355182410071.30 ppb
2019-12-11355182410080.990 ppb
2019-12-1135518241001ND
2019-12-1135518241002ND
2019-12-11355182410031.30 ppb
2019-12-11355182410041.000 ppb
2019-12-11355182410051.000 ppb
2019-12-11355182410061.50 ppb
2019-12-11355182410071.30 ppb
2019-12-11355182410080.990 ppb
2020-03-1235537425001ND
2020-03-1235537425002ND
2020-03-1235537425003ND
2020-03-1235537425004ND
2020-03-1235537425005ND
2020-03-1235537425006ND
2020-03-1235537425007ND
2020-03-1235537425008ND
2020-06-12355563930011.10 ppb
2020-06-12355563930020.980 ppb
2020-06-1235556393003ND
2020-06-12355563930041.10 ppb
2020-06-1235556393005ND
2020-06-12355563930061.10 ppb
2020-06-12355563930071.30 ppb
2020-06-12355563930080.920 ppb
2020-09-1735578893001ND
2020-09-1735578893002ND
2020-09-1735578893003ND
2020-09-1735578893004ND
2020-09-1735578893005ND
2020-09-1735578893006ND
2020-09-1735578893007ND
2020-09-1735578893008ND
2020-12-1735600000001ND
2020-12-1735600000002ND
2020-12-1735600000003ND
2020-12-1735600000004ND
2020-12-1735600000005ND
2020-12-1735600000006ND
2020-12-1735600000007ND
2020-12-1735600000008ND
2021-03-0535617074001ND
2021-03-0535617074002ND
2021-03-05356170740031.000 ppb
2021-03-05356170740040.900 ppb
2021-03-05356170740051.000 ppb
2021-03-0535617074006ND
2021-03-05356170740070.950 ppb
2021-03-0535617074008ND
2021-06-1035640075001ND
2021-06-1035640075002ND
2021-06-1035640075003ND
2021-06-1035640075004ND
2021-06-1035640075005ND
2021-06-10356400750061.30 ppb
2021-06-1035640075007ND
2021-06-1035640075008ND
2021-09-1635664177001ND
2021-09-16356641770030.990 ppb
2021-09-16356641770041.60 ppb
2021-09-30356690210011.80 ppb
2021-10-29356758280012.10 ppb
2021-10-29356758280022.50 ppb
2021-10-29356758280032.70 ppb
2021-10-29356758280042.40 ppb
2021-10-2935675828005ND
2021-12-0235681497001ND
2021-12-02356814970021.000 ppb
2021-12-02356814970031.000 ppb
2021-12-02356814970040.950 ppb
2021-12-02356814970051.80 ppb
2021-12-02356814970061.30 ppb
2021-12-02356814970072.90 ppb
2021-12-02356814970080.980 ppb
2022-03-1135703403001ND
2022-03-1135703403002ND
2022-03-11357034030031.10 ppb
2022-03-11357034030041.20 ppb
2022-03-1135703403005ND
2022-03-11357034030061.50 ppb
2022-03-1135703403007ND
2022-03-1135703403008ND
2022-03-17357049700011.10 ppb
2022-03-17357049700020.900 ppb
2022-06-15B2202780-0012.26 ppb
2022-06-15B2202780-0022.23 ppb
2022-06-15B2202780-0032.49 ppb
2022-06-15B2202780-0042.54 ppb
2022-06-15B2202780-0052.94 ppb
2022-06-15B2202780-0062.53 ppb
2022-06-15B2202780-0072.11 ppb
2022-06-15B2202780-0083.30 ppb
2022-09-0835745433001ND
2022-09-0835745433002ND
2022-09-0835745433003ND
2022-09-0835745433004ND
2022-09-0835745433005ND
2022-09-0835745433006ND
2022-09-0835745433007ND
2022-09-0835745433008ND
2022-12-0835765453001ND
2022-12-0835765453002ND
2022-12-0835765453003ND
2022-12-08357654530041.70 ppb
2022-12-0835765453005ND
2022-12-08357654530060.930 ppb
2022-12-08357654530070.940 ppb
2022-12-0835765453008ND
2023-03-0235783375001ND
2023-03-0235783375002ND
2023-03-0235783375003ND
2023-03-0235783375004ND
2023-03-0235783375005ND
2023-03-0235783375006ND
2023-03-0235783375007ND
2023-03-0235783375008ND
2023-06-14358067710011.10 ppb
2023-06-14358067710021.30 ppb
2023-06-14358067710031.10 ppb
2023-06-14358067710041.80 ppb
2023-06-14358067710051.10 ppb
2023-06-14358067710061.20 ppb
2023-06-14358067710071.10 ppb
2023-06-14358067710080.900 ppb
2023-09-1235827662001ND
2023-09-1235827662002ND
2023-09-1235827662003ND
2023-09-1235827662004ND
2023-09-1235827662005ND
2023-09-1235827662006ND
2023-09-1235827662007ND
2023-09-1235827662008ND
2023-12-1535849368001ND
2023-12-15358493680022.30 ppb
2023-12-15358493680031.90 ppb
2023-12-15358493680041.60 ppb
2023-12-15358493680051.60 ppb
2023-12-15358493680062.00 ppb
2023-12-15358493680072.20 ppb
2023-12-15358493680081.90 ppb