Monochloroacetic acid

NJ American Water - Atlantic County

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

192

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2014	0.203 ppb	32	2	ND - 3.60 ppb
2015	ND	32	0	ND
2016	ND	32	0	ND
2017	ND	32	0	ND
2018	ND	32	0	ND
2019	ND	32	0	ND

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
2014-02-03	24708401	ND
2014-02-03	24708801	ND
2014-02-03	24708901	2.90 ppb
2014-02-03	24708601	ND
2014-02-03	24709001	ND
2014-02-03	24708301	ND
2014-02-03	24708701	3.60 ppb
2014-02-03	24708501	ND
2014-05-05	25488501	ND
2014-05-05	25488901	ND
2014-05-05	25489301	ND
2014-05-05	25488701	ND
2014-05-05	25489401	ND
2014-05-05	25488401	ND
2014-05-05	25488801	ND
2014-05-05	25488601	ND
2014-08-04	26576801	ND
2014-08-04	26576501	ND
2014-08-04	26576201	ND
2014-08-04	26576601	ND
2014-08-04	26576401	ND
2014-08-05	26576301	ND
2014-08-05	26576701	ND
2014-08-05	26576901	ND
2014-11-03	27391201	ND
2014-11-03	27391601	ND
2014-11-03	27391901	ND
2014-11-03	27391401	ND
2014-11-03	27392001	ND
2014-11-03	27391101	ND
2014-11-03	27391501	ND
2014-11-03	27391301	ND
2015-02-03	28080401	ND
2015-02-03	28080801	ND
2015-02-03	28080901	ND
2015-02-03	28080601	ND
2015-02-03	28081001	ND
2015-02-03	28080301	ND
2015-02-03	28080701	ND
2015-02-03	28080501	ND
2015-05-04	29037901	ND
2015-05-04	29038301	ND
2015-05-04	29038701	ND
2015-05-04	29038101	ND
2015-05-04	29038801	ND
2015-05-04	29037801	ND
2015-05-04	29038201	ND
2015-05-04	29038001	ND
2015-08-04	30028301	ND
2015-08-04	30028601	ND
2015-08-04	30028701	ND
2015-08-04	30028401	ND
2015-08-04	30028801	ND
2015-08-04	30028201	ND
2015-08-04	30028501	ND
2015-08-04	30028901	ND
2015-11-02	30700701	ND
2015-11-02	30701001	ND
2015-11-02	30701101	ND
2015-11-02	30700801	ND
2015-11-02	30701201	ND
2015-11-02	30700601	ND
2015-11-02	30700901	ND
2015-11-02	30701301	ND
2016-02-01	31347901	ND
2016-02-01	31348201	ND
2016-02-01	31348301	ND
2016-02-01	31348001	ND
2016-02-01	31348401	ND
2016-02-01	31347801	ND
2016-02-01	31348101	ND
2016-02-01	31348501	ND
2016-05-02	32072901	ND
2016-05-02	32073201	ND
2016-05-02	32073301	ND
2016-05-02	32073001	ND
2016-05-02	32073401	ND
2016-05-02	32072801	ND
2016-05-02	32073101	ND
2016-05-02	32073501	ND
2016-08-02	33076801	ND
2016-08-02	33077101	ND
2016-08-02	33077201	ND
2016-08-02	33076901	ND
2016-08-02	33077301	ND
2016-08-02	33076701	ND
2016-08-02	33077001	ND
2016-08-02	33077401	ND
2016-11-01	33884001	ND
2016-11-01	33884301	ND
2016-11-01	33884401	ND
2016-11-01	33884101	ND
2016-11-01	33884501	ND
2016-11-01	33883901	ND
2016-11-01	33884201	ND
2016-11-01	33884601	ND
2017-02-01	34757801	ND
2017-02-01	34758101	ND
2017-02-01	34758201	ND
2017-02-01	34757901	ND
2017-02-01	34758301	ND
2017-02-01	34757701	ND
2017-02-01	34758001	ND
2017-02-01	34758401	ND
2017-05-01	35581001	ND
2017-05-01	35581301	ND
2017-05-01	35581401	ND
2017-05-01	35581101	ND
2017-05-01	35581501	ND
2017-05-01	35580901	ND
2017-05-01	35581201	ND
2017-05-01	35581601	ND
2017-08-01	36857301	ND
2017-08-01	36857601	ND
2017-08-01	36857701	ND
2017-08-01	36857401	ND
2017-08-01	36861401	ND
2017-08-01	36857201	ND
2017-08-01	36857501	ND
2017-08-01	36857801	ND
2017-11-02	37771701	ND
2017-11-02	37772001	ND
2017-11-02	37772101	ND
2017-11-02	37771801	ND
2017-11-02	37773101	ND
2017-11-02	37771601	ND
2017-11-02	37771901	ND
2017-11-02	37772201	ND
2018-02-01	38717401	ND
2018-02-01	38717701	ND
2018-02-01	38717801	ND
2018-02-01	38717501	ND
2018-02-01	38719201	ND
2018-02-01	38717301	ND
2018-02-01	38717601	ND
2018-02-01	38717901	ND
2018-05-02	39551301	ND
2018-05-02	39551601	ND
2018-05-02	39551701	ND
2018-05-02	39551401	ND
2018-05-02	39553701	ND
2018-05-02	39551201	ND
2018-05-02	39551501	ND
2018-05-02	39551801	ND
2018-08-01	40733601	ND
2018-08-01	40733901	ND
2018-08-01	40734001	ND
2018-08-01	40733701	ND
2018-08-01	40737301	ND
2018-08-01	40733501	ND
2018-08-01	40733801	ND
2018-08-01	40734101	ND
2018-11-01	42059501	ND
2018-11-01	42059801	ND
2018-11-01	42059901	ND
2018-11-01	42059601	ND
2018-11-01	42060901	ND
2018-11-01	42059401	ND
2018-11-01	42059701	ND
2018-11-01	42060001	ND
2019-02-05	43039601	ND
2019-02-05	43039901	ND
2019-02-05	43040001	ND
2019-02-05	43039701	ND
2019-02-05	43040201	ND
2019-02-05	43039501	ND
2019-02-05	43039801	ND
2019-02-05	43040101	ND
2019-05-06	44236701	ND
2019-05-06	44237001	ND
2019-05-06	44237101	ND
2019-05-06	44236801	ND
2019-05-06	44237301	ND
2019-05-06	44236601	ND
2019-05-06	44236901	ND
2019-05-06	44237201	ND
2019-08-05	45900501	ND
2019-08-05	45900301	ND
2019-08-05	45900201	ND
2019-08-05	45900101	ND
2019-08-05	45900001	ND
2019-08-05	45900601	ND
2019-08-05	45900401	ND
2019-08-05	45899901	ND
2019-11-04	47243701	ND
2019-11-04	47243501	ND
2019-11-04	47243401	ND
2019-11-04	47243301	ND
2019-11-04	47243201	ND
2019-11-04	47243801	ND
2019-11-04	47243601	ND
2019-11-04	47243101	ND