Know Your Environment. Protect Your Health.

MTBE

Albany

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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND10ND
2020ND40ND
2021ND10ND
2022ND10ND
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
2018-01-0818A0089-01_02ND
2018-10-1018J0386-01_01ND
2019-01-0719A0104-01_01ND
2020-02-170023018-01ND
2020-04-290045163-01ND
2020-08-050081308-01ND
2020-11-300120002-01ND
2021-12-15EL03425-01ND
2022-12-29FL04961-01ND