Know Your Environment. Protect Your Health.

MTBE

Wild Oaks Water Company

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.

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND30ND
2020ND60ND
2021ND60ND
2022ND60ND
2023ND60ND

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
2018-12-05420-146460-3POCSND
2018-12-05420-146460-1-POCSND
2018-12-05420-146460-2POCSND
2019-07-23420-157380-1POCSND
2019-07-23420-157380-3POCSND
2019-07-23420-157380-2POCSND
2020-05-26AW09699-POCSND
2020-05-26AW09697-POCSND
2020-10-20AW20296-POCSND
2020-11-20420-185836-3POCSND
2020-11-20420-185836-1POCSND
2020-11-20420-185836-5POCSND
2021-02-24420-191749-1-POCSND
2021-02-24420-191749-3-POCSND
2021-02-24420-191749-2-POCSND
2021-05-19AX09636-POCSND
2021-05-19AX09638-POCSND
2021-10-06AX20388-POCSND
2022-03-16420-219294-3-POCSND
2022-03-16420-219294-2-POCSND
2022-03-16420-219294-1-POCSND
2022-06-07AY09594-POCSND
2022-06-07AY09596-POCSND
2022-10-04AY17877-POCSND
2023-04-2023D2369-02-POCSND
2023-04-2023D2369-04-POCSND
2023-04-2023D2369-06-POCSND
2023-05-03AZ08003-POCSND
2023-05-03AZ08005-POCSND
2023-11-02AZ20329-POCSND