Know Your Environment. Protect Your Health.

Bromochloroacetic acid

Sammamish Plateau Water and Sewer

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.

 

160

Samples

0

Samples exceeding legal limit (MCL)

20

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.150 ppb324ND - 1.53 ppb
2019ND320ND
2020N/A00N/A
20210.292 ppb328ND - 1.54 ppb
20220.137 ppb324ND - 1.23 ppb
20230.163 ppb324ND - 1.66 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
2018-02-20ND
2018-02-20ND
2018-02-20ND
2018-02-20ND
2018-02-201.04 ppb
2018-02-20ND
2018-02-20ND
2018-02-20ND
2018-05-151.18 ppb
2018-05-15ND
2018-05-151.53 ppb
2018-05-151.06 ppb
2018-05-15ND
2018-05-15ND
2018-05-15ND
2018-05-15ND
2018-08-14ND
2018-08-14ND
2018-08-14ND
2018-08-14ND
2018-08-14ND
2018-08-14ND
2018-08-14ND
2018-08-14ND
2018-11-12ND
2018-11-12ND
2018-11-12ND
2018-11-12ND
2018-11-13ND
2018-11-13ND
2018-11-13ND
2018-11-13ND
2019-02-19ND
2019-02-19ND
2019-02-19ND
2019-02-19ND
2019-02-19ND
2019-02-19ND
2019-02-19ND
2019-02-19ND
2019-05-21ND
2019-05-21ND
2019-05-21ND
2019-05-21ND
2019-05-21ND
2019-05-21ND
2019-05-21ND
2019-05-22ND
2019-08-12ND
2019-08-12ND
2019-08-12ND
2019-08-12ND
2019-08-13ND
2019-08-13ND
2019-08-13ND
2019-08-13ND
2019-11-12ND
2019-11-12ND
2019-11-12ND
2019-11-12ND
2019-11-12ND
2019-11-12ND
2019-11-12ND
2019-11-12ND
2021-02-164078603ND
2021-02-164078607ND
2021-02-164078605ND
2021-02-164078600ND
2021-02-1640786061.05 ppb
2021-02-164078604ND
2021-02-1640786021.07 ppb
2021-02-164078601ND
2021-05-1841210141.54 ppb
2021-05-184121012ND
2021-05-184121019ND
2021-05-184121015ND
2021-05-184121016ND
2021-05-184121017ND
2021-05-1841210131.02 ppb
2021-05-1841210181.16 ppb
2021-08-104172304ND
2021-08-104172302ND
2021-08-104172306ND
2021-08-104172305ND
2021-08-104172301ND
2021-08-104172303ND
2021-08-104172307ND
2021-08-104172308ND
2021-11-1642062141.06 ppb
2021-11-164206210ND
2021-11-164206212ND
2021-11-164206216ND
2021-11-1642062151.01 ppb
2021-11-164206211ND
2021-11-164206213ND
2021-11-1642062171.42 ppb
2022-02-154244641ND
2022-02-154244643ND
2022-02-154244646ND
2022-02-1542446451.06 ppb
2022-02-1542446421.08 ppb
2022-02-154244644ND
2022-02-154244639ND
2022-02-154244640ND
2022-05-174284837ND
2022-05-174284841ND
2022-05-174284839ND
2022-05-174284843ND
2022-05-174284840ND
2022-05-1742848421.02 ppb
2022-05-174284836ND
2022-05-174284838ND
2022-08-094330619ND
2022-08-094330621ND
2022-08-094330622ND
2022-08-094330618ND
2022-08-094330620ND
2022-08-094330623ND
2022-08-094330624ND
2022-08-094330617ND
2022-11-154374367ND
2022-11-154374363ND
2022-11-154374364ND
2022-11-154374368ND
2022-11-1543743661.23 ppb
2022-11-154374362ND
2022-11-154374369ND
2022-11-154374365ND
2023-02-144412831ND
2023-02-1444128321.21 ppb
2023-02-1444128371.30 ppb
2023-02-144412835ND
2023-02-144412836ND
2023-02-144412838ND
2023-02-1444128331.04 ppb
2023-02-144412834ND
2023-05-094452297ND
2023-05-094452299ND
2023-05-094452295ND
2023-05-094452292ND
2023-05-094452298ND
2023-05-094452294ND
2023-05-094452296ND
2023-05-094452293ND
2023-08-154499200ND
2023-08-154499197ND
2023-08-154499199ND
2023-08-154499198ND
2023-08-154499201ND
2023-08-154499202ND
2023-08-154499203ND
2023-08-154499204ND
2023-11-144548292ND
2023-11-144548290ND
2023-11-144548289ND
2023-11-144548291ND
2023-11-144548295ND
2023-11-1445482931.66 ppb
2023-11-144548294ND
2023-11-144548296ND