Know Your Environment. Protect Your Health.

Bromochloroacetic acid

Cross Valley Water District

Bromochloroacetic acid is formed when chlorine or other disinfectants are used to treat drinking water. Bromochloroacetic acid and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy.

 

90

Samples

0

Samples exceeding legal limit (MCL)

19

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.394 ppb164ND - 1.80 ppb
20190.168 ppb223ND - 1.70 ppb
2020N/A00N/A
20210.350 ppb164ND - 1.70 ppb
20220.285 ppb204ND - 1.70 ppb
20230.344 ppb164ND - 1.60 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.02 ppb

The EWG Health Guideline of 0.02 ppb for bromochloroacetic acid was defined in a peer-reviewed scientific study by EWG and represents a on-in-a-million lifetime cancer risk level. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2018-01-04ND
2018-01-04ND
2018-01-04ND
2018-01-041.80 ppb
2018-04-03ND
2018-04-03ND
2018-04-03ND
2018-04-031.60 ppb
2018-07-02ND
2018-07-02ND
2018-07-02ND
2018-07-021.70 ppb
2018-10-24ND
2018-10-241.20 ppb
2018-10-24ND
2018-10-24ND
2019-01-10ND
2019-01-10ND
2019-01-10ND
2019-01-10ND
2019-04-091.000 ppb
2019-04-09ND
2019-04-09ND
2019-04-09ND
2019-07-03ND
2019-07-03ND
2019-07-031.000 ppb
2019-07-03ND
2019-09-04ND
2019-09-04ND
2019-09-04ND
2019-10-02ND
2019-10-02ND
2019-10-021.70 ppb
2019-10-02ND
2019-12-17ND
2019-12-17ND
2019-12-17ND
2021-03-174090648ND
2021-03-1740907051.30 ppb
2021-03-174090646ND
2021-03-174090691ND
2021-05-1241141481.40 ppb
2021-05-124114144ND
2021-05-124114142ND
2021-05-124114146ND
2021-07-144145117ND
2021-07-144145122ND
2021-07-1441451241.20 ppb
2021-07-144145119ND
2021-10-1241977591.70 ppb
2021-10-124197763ND
2021-10-124197761ND
2021-10-124197757ND
2022-01-314254441ND
2022-01-314254475ND
2022-01-314254464ND
2022-02-234247423ND
2022-04-214284281ND
2022-04-214284283ND
2022-04-2143331671.70 ppb
2022-04-214284279ND
2022-07-224323705ND
2022-07-224323708ND
2022-07-2243236901.30 ppb
2022-07-224323688ND
2022-08-104339519ND
2022-08-104339516ND
2022-08-1043395121.60 ppb
2022-08-104339523ND
2022-12-084389382ND
2022-12-0843893781.10 ppb
2022-12-084389374ND
2022-12-084389387ND
2023-02-164422915ND
2023-02-164422913ND
2023-02-164422926ND
2023-02-1644229211.20 ppb
2023-04-124439736ND
2023-04-124439761ND
2023-04-1244397341.10 ppb
2023-04-124439732ND
2023-07-254490808ND
2023-07-2544908101.60 ppb
2023-07-254490806ND
2023-07-254490812ND
2023-10-244539826ND
2023-10-2445398201.60 ppb
2023-10-244539804ND
2023-10-244539809ND