Know Your Environment. Protect Your Health.

Bromomethane

Portland Water System

Bromomethane, or methyl bromide, is a pesticide fumigant that was banned because it depletes the ozone layer.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016N/A00N/A
2017N/A00N/A
2018ND10ND
2019ND10ND
2020N/A00N/A
2021ND10ND
2022ND10ND
2023ND10ND

ppb = parts per billion

All test results

Date Result
2014-09-22ND
2014-12-15ND
2015-03-18ND
2015-06-23ND
2018-04-23ND
2019-06-11ND
2021-05-06ND
2022-05-12ND
2023-05-11ND