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EWG's Tap Water Database — 2021 UPDATE

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Bromochloroacetic acid

Carson City Public Works

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.

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132

Samples

0

Samples exceeding legal limit (MCL)

19

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.143 ppb324ND - 1.44 ppb
20150.462 ppb187ND - 1.40 ppb
20160.0363 ppb321ND - 1.16 ppb
20170.163 ppb335ND - 1.18 ppb
20180.0738 ppb161ND - 1.18 ppb
20191.14 ppb111.14 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2014-01-28201401300174ND
2014-01-28201401300175ND
2014-01-28201401300176ND
2014-01-28201401300177ND
2014-01-28201401300178ND
2014-01-282014013001791.04 ppb
2014-01-28201401300180ND
2014-01-282014013001811.05 ppb
2014-04-08201404120248ND
2014-04-08201404120249ND
2014-04-08201404120250ND
2014-04-08201404120251ND
2014-04-08201404120252ND
2014-04-08201404120253ND
2014-04-082014041202541.04 ppb
2014-04-08201404120255ND
2014-07-28201407300263ND
2014-07-28201407300264ND
2014-07-282014073002651.44 ppb
2014-07-28201407300266ND
2014-07-28201407300267ND
2014-07-28201407300268ND
2014-07-28201407300269ND
2014-07-28201407300270ND
2014-10-27201410290440ND
2014-10-27201410290441ND
2014-10-27201410290442ND
2014-10-27201410290443ND
2014-10-27201410290444ND
2014-10-27201410290445ND
2014-10-27201410290446ND
2014-10-27201410290447ND
2015-01-26201501280717ND
2015-01-262015012807181.08 ppb
2015-01-262015012807191.26 ppb
2015-01-26201501280720ND
2015-01-262015012807211.07 ppb
2015-01-262015012807221.12 ppb
2015-01-262015012807231.18 ppb
2015-01-262015012807241.21 ppb
2015-04-28201504300112ND
2015-04-28201504300113ND
2015-04-282015043001141.40 ppb
2015-04-28201504300115ND
2015-04-28201504300116ND
2015-04-28201504300117ND
2015-04-28201504300118ND
2015-04-28201504300119ND
2015-07-28201507300236ND
2015-10-12201510140543ND
2016-01-20201601220225ND
2016-01-20201601220226ND
2016-01-20201601220227ND
2016-01-20201601220228ND
2016-01-20201601220229ND
2016-01-20201601220230ND
2016-01-20201601220231ND
2016-01-202016012202321.16 ppb
2016-04-26201604280378ND
2016-04-26201604280379ND
2016-04-26201604280380ND
2016-04-26201604280381ND
2016-04-26201604280382ND
2016-04-26201604280383ND
2016-04-27201604280384ND
2016-04-27201604280385ND
2016-07-2720160280420ND
2016-07-27201607280421ND
2016-07-27201607280422ND
2016-07-27201607280423ND
2016-07-27201607280424ND
2016-07-27201607280425ND
2016-07-27201607280426ND
2016-07-27201607280430ND
2016-10-12201610130512ND
2016-10-12201610130513ND
2016-10-12201610130514ND
2016-10-12201610130515ND
2016-10-12201610130516ND
2016-10-12201610130517ND
2016-10-12201610130518ND
2016-10-12201610130519ND
2017-01-252017012704281.08 ppb
2017-01-25201701270429ND
2017-01-252017012704301.18 ppb
2017-01-252017012704311.03 ppb
2017-01-25201701270433ND
2017-01-252017012704341.000 ppb
2017-01-25201701270435ND
2017-01-2520171270432ND
2017-02-212017022209281.10 ppb
2017-04-24201704260763ND
2017-04-24201704260764ND
2017-04-24201704260765ND
2017-04-24201704260766ND
2017-04-24201704260767ND
2017-04-24201704260768ND
2017-04-24201704260769ND
2017-04-24201704260770ND
2017-07-18201707190690ND
2017-07-18201707190691ND
2017-07-18201707190692ND
2017-07-18201707190693ND
2017-07-18201707190694ND
2017-07-18201707190695ND
2017-07-18201707190696ND
2017-07-18201707190697ND
2017-10-05201710060150ND
2017-10-05201710060152ND
2017-10-05201710060153ND
2017-10-05201710060154ND
2017-10-05201710060155ND
2017-10-05201710060156ND
2017-10-05201710060157ND
2017-10-16201710170612ND
2018-02-272018022804321.18 ppb
2018-02-27201802280435ND
2018-02-27201802280436ND
2018-02-27201802280437ND
2018-02-27201802280438ND
2018-02-27201802280439ND
2018-02-27201802280440ND
2018-02-27201802280441ND
2018-05-10201805110639ND
2018-05-10201805110640ND
2018-05-10201805110641ND
2018-05-10201805110642ND
2018-05-10201805110643ND
2018-05-10201805110644ND
2018-05-10201805110645ND
2018-05-10201805110646ND
2019-07-232019072404751.14 ppb