Know Your Environment. Protect Your Health.

Chloromethane

Swta - Main System

Chloromethane is an industrial solvent, aerosol propellant and a refrigerant. It also forms as a byproduct of water disinfection. The EPA classifies chloromethane as possibly carcinogenic to humans.

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND90ND
2014ND130ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 2.69 ppb

The EWG Health Guideline of 2.69 ppb for chloromethane was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2013-12-101062890001ND
2013-12-101062890016ND
2013-12-101062890007ND
2013-12-101062890019ND
2013-12-101062890010ND
2013-12-101062890004ND
2013-12-101062890025ND
2013-12-101062890022ND
2013-12-101062890013ND
2014-03-141076356003ND
2014-03-141076354003ND
2014-06-132012492043ND
2014-06-132012492028ND
2014-06-132012492023ND
2014-06-132012492038ND
2014-06-132012492033ND
2014-06-132012492003ND
2014-06-132012492013ND
2014-06-132012492008ND
2014-06-132012492018ND
2014-10-032032672007ND
2014-10-032032672003ND