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EWG's Tap Water Database — 2021 UPDATE

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Bromochloroacetic acid

Canyon Municipal Water System

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.

MORE ABOUT THIS CONTAMINANT

 

96

Samples

0

Samples exceeding legal limit (MCL)

82

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20142.18 ppb1613ND - 4.80 ppb
20153.45 ppb1614ND - 6.70 ppb
20162.81 ppb1611ND - 6.10 ppb
20172.77 ppb1613ND - 7.10 ppb
20183.80 ppb1615ND - 7.00 ppb
20193.63 ppb16161.20 ppb - 7.70 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
2014-02-25Q14060070281.70 ppb
2014-02-25Q14060070271.80 ppb
2014-02-25Q14060070261.30 ppb
2014-02-25Q14060070251.80 ppb
2014-05-20Q14169110031.60 ppb
2014-05-20Q1416911002ND
2014-05-20Q1416911001ND
2014-05-20Q14169110041.20 ppb
2014-08-20Q1437974005ND
2014-08-20Q14379740043.30 ppb
2014-08-20Q14379740063.50 ppb
2014-08-20Q14379740073.50 ppb
2014-11-20Q14569880044.80 ppb
2014-11-20Q14569880034.40 ppb
2014-11-20Q14569880021.60 ppb
2014-11-20Q14569880014.30 ppb
2015-03-18Q15100720043.40 ppb
2015-03-18Q15100720032.90 ppb
2015-03-18Q1510072002ND
2015-03-18Q15100720013.00 ppb
2015-06-09Q15211030012.70 ppb
2015-06-09Q1521103002ND
2015-06-09Q15211030042.20 ppb
2015-06-09Q15211030032.20 ppb
2015-09-16Q15360740085.70 ppb
2015-09-16Q15360740073.70 ppb
2015-09-16Q15360740061.80 ppb
2015-09-16Q15360740055.40 ppb
2015-12-02Q15478870056.70 ppb
2015-12-02Q15478870046.40 ppb
2015-12-02Q15478870033.10 ppb
2015-12-02Q15478870026.00 ppb
2016-03-16Q1611039003ND
2016-03-16Q1611039002ND
2016-03-16Q1611039004ND
2016-03-16Q1611039001ND
2016-06-09Q16233780114.60 ppb
2016-06-09Q16233780104.10 ppb
2016-06-09Q1623378009ND
2016-06-09Q16233780084.40 ppb
2016-09-20Q16398220046.10 ppb
2016-09-20Q16398220034.90 ppb
2016-09-20Q16398220021.30 ppb
2016-09-20Q16398220016.00 ppb
2016-11-14Q16493410073.40 ppb
2016-11-14Q16493410105.00 ppb
2016-11-14Q16493410093.40 ppb
2016-11-14Q16493410081.70 ppb
2017-02-09Q17059950073.60 ppb
2017-02-09Q17059950242.60 ppb
2017-02-09Q1705995006ND
2017-02-09Q17059950232.60 ppb
2017-05-04Q17186200052.90 ppb
2017-05-04Q17186200121.90 ppb
2017-05-04Q1718620011ND
2017-05-04Q17186200041.90 ppb
2017-09-07Q1741939001ND
2017-09-07Q17419390045.40 ppb
2017-09-07Q17419390022.10 ppb
2017-09-07Q17419390037.10 ppb
2017-11-14Q17582910075.40 ppb
2017-11-14Q17582910063.90 ppb
2017-11-14Q17582910051.60 ppb
2017-11-14Q17582910043.30 ppb
2018-02-15Q18066390044.30 ppb
2018-02-15Q18066390032.40 ppb
2018-02-15Q1806639002ND
2018-02-15Q18066390013.00 ppb
2018-05-17Q18202970065.00 ppb
2018-05-17Q18202970071.40 ppb
2018-05-17Q18202970096.40 ppb
2018-05-17Q18202970083.50 ppb
2018-08-22Q18336690047.00 ppb
2018-08-22Q18336690033.40 ppb
2018-08-22Q18336690023.70 ppb
2018-08-22Q18336690015.30 ppb
2018-11-15Q18468450016.10 ppb
2018-11-15Q18468450043.80 ppb
2018-11-15Q18468450031.20 ppb
2018-11-15Q18468450024.30 ppb
2019-02-21Q19077050061.50 ppb
2019-02-21Q19077050052.70 ppb
2019-02-21Q19077050072.20 ppb
2019-02-21Q19077050082.40 ppb
2019-05-16Q19262960124.80 ppb
2019-05-16Q19262960113.50 ppb
2019-05-16Q19262960101.30 ppb
2019-05-16Q19262960093.30 ppb
2019-07-10Q19432240054.30 ppb
2019-07-10Q19432240044.20 ppb
2019-07-10Q19432240031.20 ppb
2019-07-10Q19432240024.60 ppb
2019-10-09Q19720870015.90 ppb
2019-10-09Q19720870047.70 ppb
2019-10-09Q19720870035.90 ppb
2019-10-09Q19720870022.50 ppb