Monochloroacetic acid

Cobb 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

288

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2013	N/A	0	0	N/A
2014	ND	48	0	ND
2015	ND	48	0	ND
2016	ND	48	0	ND
2017	0.0438 ppb	48	1	ND - 2.10 ppb
2018	0.109 ppb	47	2	ND - 2.80 ppb
2019	1.27 ppb	49	17	ND - 19.0 ppb

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
2014-02-04	AI27346	ND
2014-02-04	AI27347	ND
2014-02-04	AI27348	ND
2014-02-04	AI27349	ND
2014-02-04	AI27350	ND
2014-02-04	AI27351	ND
2014-02-04	AI27352	ND
2014-02-04	AI27353	ND
2014-02-04	AI27354	ND
2014-02-04	AI27355	ND
2014-02-04	AI27356	ND
2014-02-04	AI27357	ND
2014-05-06	AI39652	ND
2014-05-06	AI39653	ND
2014-05-06	AI39654	ND
2014-05-06	AI39655	ND
2014-05-06	AI39656	ND
2014-05-06	AI39657	ND
2014-05-06	AI39658	ND
2014-05-06	AI39659	ND
2014-05-06	AI39660	ND
2014-05-06	AI39661	ND
2014-05-06	AI39662	ND
2014-05-06	AI39663	ND
2014-08-06	AI48404	ND
2014-08-06	AI48405	ND
2014-08-06	AI48406	ND
2014-08-06	AI48407	ND
2014-08-06	AI48408	ND
2014-08-06	AI48409	ND
2014-08-06	AI48410	ND
2014-08-06	AI48411	ND
2014-08-06	AI48412	ND
2014-08-06	AI48413	ND
2014-08-06	AI48414	ND
2014-08-06	AI48415	ND
2014-11-04	AI58833	ND
2014-11-04	AI58834	ND
2014-11-04	AI58835	ND
2014-11-04	AI58836	ND
2014-11-04	AI58837	ND
2014-11-04	AI58838	ND
2014-11-04	AI58839	ND
2014-11-04	AI58840	ND
2014-11-04	AI58841	ND
2014-11-04	AI58842	ND
2014-11-04	AI58843	ND
2014-11-04	AI58844	ND
2015-02-03	AI63882	ND
2015-02-03	AI63883	ND
2015-02-03	AI63884	ND
2015-02-03	AI63885	ND
2015-02-03	AI63886	ND
2015-02-03	AI63887	ND
2015-02-03	AI63888	ND
2015-02-03	AI63889	ND
2015-02-03	AI63890	ND
2015-02-03	AI63891	ND
2015-02-03	AI63892	ND
2015-02-03	AI63893	ND
2015-05-05	AI76149	ND
2015-05-05	AI76150	ND
2015-05-05	AI76151	ND
2015-05-05	AI76152	ND
2015-05-05	AI76153	ND
2015-05-05	AI76154	ND
2015-05-05	AI76155	ND
2015-05-05	AI76156	ND
2015-05-05	AI76157	ND
2015-05-05	AI76158	ND
2015-05-05	AI76159	ND
2015-05-05	AI76160	ND
2015-08-04	AI85145	ND
2015-08-04	AI85146	ND
2015-08-04	AI85147	ND
2015-08-04	AI85148	ND
2015-08-04	AI85149	ND
2015-08-04	AI85150	ND
2015-08-04	AI85151	ND
2015-08-04	AI85152	ND
2015-08-04	AI85153	ND
2015-08-04	AI85154	ND
2015-08-04	AI85155	ND
2015-08-04	AI85156	ND
2015-11-03	AJ00192	ND
2015-11-03	AJ00193	ND
2015-11-03	AJ00194	ND
2015-11-03	AJ00195	ND
2015-11-03	AJ00196	ND
2015-11-03	AJ00197	ND
2015-11-03	AJ00198	ND
2015-11-03	AJ00199	ND
2015-11-03	AJ00200	ND
2015-11-03	AJ00201	ND
2015-11-03	AJ00202	ND
2015-11-03	AJ00203	ND
2016-02-02	AJ05444	ND
2016-02-02	AJ05445	ND
2016-02-02	AJ05446	ND
2016-02-02	AJ05447	ND
2016-02-02	AJ05448	ND
2016-02-02	AJ05449	ND
2016-02-02	AJ05450	ND
2016-02-02	AJ05451	ND
2016-02-02	AJ05452	ND
2016-02-02	AJ05453	ND
2016-02-02	AJ05454	ND
2016-02-02	AJ05455	ND
2016-05-04	AJ11475	ND
2016-05-04	AJ11476	ND
2016-05-04	AJ11477	ND
2016-05-04	AJ11478	ND
2016-05-04	AJ11479	ND
2016-05-04	AJ11480	ND
2016-05-04	AJ11481	ND
2016-05-04	AJ11482	ND
2016-05-04	AJ11483	ND
2016-05-04	AJ11484	ND
2016-05-04	AJ11485	ND
2016-05-04	AJ11486	ND
2016-08-02	AJ20497	ND
2016-08-02	AJ20498	ND
2016-08-02	AJ20499	ND
2016-08-02	AJ20500	ND
2016-08-02	AJ20501	ND
2016-08-02	AJ20502	ND
2016-08-02	AJ20503	ND
2016-08-02	AJ20504	ND
2016-08-02	AJ20505	ND
2016-08-02	AJ20506	ND
2016-08-02	AJ20507	ND
2016-08-02	AJ20508	ND
2016-11-02	AJ32507	ND
2016-11-02	AJ32508	ND
2016-11-02	AJ32509	ND
2016-11-02	AJ32510	ND
2016-11-02	AJ32511	ND
2016-11-02	AJ32512	ND
2016-11-02	AJ32513	ND
2016-11-02	AJ32514	ND
2016-11-02	AJ32515	ND
2016-11-02	AJ32516	ND
2016-11-02	AJ32517	ND
2016-11-02	AJ32518	ND
2017-02-07	AJ45810	ND
2017-02-07	AJ45811	ND
2017-02-07	AJ45812	ND
2017-02-07	AJ45813	ND
2017-02-07	AJ45814	ND
2017-02-07	AJ45815	ND
2017-02-07	AJ45816	ND
2017-02-07	AJ45817	ND
2017-02-07	AJ45818	ND
2017-02-07	AJ45819	ND
2017-02-07	AJ45820	ND
2017-02-07	AJ45821	ND
2017-05-02	AJ54391	ND
2017-05-02	AJ54392	ND
2017-05-02	AJ54393	ND
2017-05-02	AJ54394	ND
2017-05-02	AJ54395	ND
2017-05-02	AJ54396	ND
2017-05-02	AJ54397	ND
2017-05-02	AJ54398	ND
2017-05-02	AJ54399	ND
2017-05-02	AJ54400	ND
2017-05-02	AJ54401	2.10 ppb
2017-05-02	AJ54402	ND
2017-08-02	AJ62465	ND
2017-08-02	AJ62466	ND
2017-08-02	AJ62467	ND
2017-08-02	AJ62468	ND
2017-08-02	AJ62469	ND
2017-08-02	AJ62470	ND
2017-08-02	AJ62471	ND
2017-08-02	AJ62472	ND
2017-08-02	AJ62473	ND
2017-08-02	AJ62474	ND
2017-08-02	AJ62475	ND
2017-08-02	AJ62476	ND
2017-11-01	AJ72761	ND
2017-11-01	AJ72762	ND
2017-11-01	AJ72763	ND
2017-11-01	AJ72764	ND
2017-11-01	AJ72765	ND
2017-11-01	AJ72766	ND
2017-11-01	AJ72767	ND
2017-11-01	AJ72768	ND
2017-11-01	AJ72769	ND
2017-11-01	AJ72770	ND
2017-11-01	AJ72771	ND
2017-11-01	AJ72772	ND
2018-02-02	AJ82994	ND
2018-02-02	AJ82995	ND
2018-02-02	AJ82996	ND
2018-02-02	AJ82997	ND
2018-02-02	AJ82998	ND
2018-02-02	AJ82999	ND
2018-02-02	AJ83000	ND
2018-02-02	AJ83001	ND
2018-02-02	AJ83002	ND
2018-02-02	AJ83003	ND
2018-02-02	AJ83004	ND
2018-02-02	AJ83005	ND
2018-05-03	AJ88552	ND
2018-05-03	AJ88553	ND
2018-05-03	AJ88554	ND
2018-05-03	AJ88555	ND
2018-05-03	AJ88556	ND
2018-05-03	AJ88557	ND
2018-05-03	AJ88558	ND
2018-05-03	AJ88559	ND
2018-05-03	AJ88560	ND
2018-05-03	AJ88561	ND
2018-05-03	AJ88562	ND
2018-05-03	AJ88563	ND
2018-08-01	AJ96141	2.80 ppb
2018-08-01	AJ96142	ND
2018-08-01	AJ96143	ND
2018-08-01	AJ96144	ND
2018-08-01	AJ96145	ND
2018-08-01	AJ96146	ND
2018-08-01	AJ96147	ND
2018-08-01	AJ96148	ND
2018-08-01	AJ96149	2.30 ppb
2018-08-01	AJ96150	ND
2018-08-01	AJ96151	ND
2018-08-01	AJ96152	ND
2018-11-07	4115172-73	ND
2018-11-07	4115174-5	ND
2018-11-07	4115176-77	ND
2018-11-07	4115178-79	ND
2018-11-07	4115180-81	ND
2018-11-07	4115182-83	ND
2018-11-07	4115184-85	ND
2018-11-07	4115186-87	ND
2018-11-07	4115188-89	ND
2018-11-07	4115190-91	ND
2018-11-07	4115194-95	ND
2019-02-06	4190662-63	ND
2019-02-06	4190664-65	ND
2019-02-06	4190666-67	ND
2019-02-06	4190668-69	ND
2019-02-06	4190670-71	ND
2019-02-06	4190672-73	ND
2019-02-06	4190674-75	ND
2019-02-06	4190676-77	ND
2019-02-06	4190680	ND
2019-02-06	4190682-83	ND
2019-02-06	4190684-85	ND
2019-02-06	4196078--79	ND
2019-05-08	428034-35	ND
2019-05-08	4288026-27	ND
2019-05-08	4288028-29	ND
2019-05-08	4288030-31	ND
2019-05-08	4288032-33	ND
2019-05-08	4288034-35	ND
2019-05-08	4288036-37	ND
2019-05-08	4288038-39	2.10 ppb
2019-05-08	4288040-41	2.60 ppb
2019-05-08	4288042-43	2.40 ppb
2019-05-08	4288044-45	ND
2019-05-08	4288046-47	2.20 ppb
2019-05-08	4288048-49	2.30 ppb
2019-08-07	4378897-98	3.10 ppb
2019-08-07	4378899-900	2.50 ppb
2019-08-07	4378901-02	2.60 ppb
2019-08-07	4378903-04	3.20 ppb
2019-08-07	4378905-06	2.90 ppb
2019-08-07	4378907-08	3.40 ppb
2019-08-07	4378909-10	3.00 ppb
2019-08-07	4378911-12	2.10 ppb
2019-08-07	4378913-14	19.0 ppb
2019-08-07	4378915-16	2.40 ppb
2019-08-07	4378917-18	2.90 ppb
2019-08-07	4378919-20	3.60 ppb
2019-11-04	4475-228-29	ND
2019-11-04	4475216-17	ND
2019-11-04	4475218-19	ND
2019-11-04	4475220-21	ND
2019-11-04	4475222-23	ND
2019-11-04	4475224-25	ND
2019-11-04	4475226-27	ND
2019-11-04	4475230-31	ND
2019-11-04	4475232-33	ND
2019-11-04	4475234-35	ND
2019-11-04	4475236-37	ND
2019-11-04	4475238-39	ND