Know Your Environment. Protect Your Health.

MTBE

Mounds View

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND10ND
2020ND10ND
2021N/A00N/A
2022ND20ND
2023ND40ND

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
2019-05-1319E0915-01ND
2020-06-1020F0839-01ND
2022-08-1722H1587-02ND
2022-12-1922L0910-01ND
2023-02-1023B0666-01ND
2023-05-3123E3051-01ND
2023-07-2023G1294-01ND
2023-11-0723K0381-01ND