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National Drinking Water Database

Bromochloroacetic acid in Montana

Bromochloroacetic acid is a disinfection byproduct, and is formed when chlorine, chloramines or other disinfectants react with organic and inorganic matter in water. [read more]

The Most Polluted Communities in Montana

130 water utilities reported detecting Bromochloroacetic acid in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Bromochloroacetic acid level

RankSystem Population Served Positive test results of total reported tests Average Level
1Town of Melstone
Melstone, MT
1709 of 98.73 ppb
(0.5 to 11 ppb)
2Town of Froid
Froid, MT
1951 of 18 ppb
(8 ppb)
3Town of Bainville
Bainville, MT
1561 of 17.1 ppb
(7.1 ppb)
4Brady County Water and Sewer District
Brady, MT
2257 of 86.83 ppb
(0 to 12 ppb)
5Cut Bank North Water District
Santa Rita, MT
4781 of 16.45 ppb
(6.45 ppb)
6Fort Peck Rural County Water District
Fort Peck, MT
6635 of 55.82 ppb
(4.4 to 7.3 ppb)
7Dry Prairie Rural Water Authority
1,1471 of 15.7 ppb
(5.7 ppb)
8Custer Co Water and Sewer Dist
Miles City, MT
6001 of 15.65 ppb
(5.65 ppb)
9North Valley County Water and Sewer Dist
St Marie, MT
2561 of 15.6 ppb
(5.6 ppb)
10Carter Chouteau Co Water Dist
Carter, MT
2002 of 25.2 ppb
(5.1 to 5.3 ppb)

Health Based Limits for Bromochloroacetic acid

There are no health based standards that EWG is using for this chemical

Violation Summary for Bromochloroacetic acid in Montana

There are no violations reported for this contaminant in Montana