Know Your Environment. Protect Your Health.

MTBE

Jaffrey Water Works

MTBE was used as gasoline oxygenation additive to boost the octane number. In 2005, MTBE was replaced by ethanol as a gasoline additive. MTBE causes cancers in rats.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND70ND
2019ND80ND
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: 13 ppb

The EWG Health Guideline of 13 ppb for MTBE was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2018-03-1218030094-001ND
2018-05-1418050168-001ND
2018-05-1418050171-001ND
2018-05-1418050172-001ND
2018-05-1418050173-001ND
2018-08-0718080132-001ND
2018-11-0518110054-001ND
2019-02-1319020147-001ND
2019-02-2119020235-001ND
2019-05-0619050072-001ND
2019-05-0619050073-001ND
2019-05-0619050074-001ND
2019-05-0619050075-001ND
2019-07-0819070087-001ND
2019-10-0719100119-002ND