Know Your Environment. Protect Your Health.

MTBE

Cassadaga Village

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019ND50ND
2020ND20ND
2021ND30ND
2022ND10ND
2023ND10ND

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
2018-03-21POC 2018ND
2018-07-16POCS 2018 CASS WL1ND
2018-07-16POCS 2018 CASS WL4ND
2018-07-16POCS 2018 CASS WL5ND
2018-10-032018 POC CASSADAGAND
2018-10-09POCS 2018 CASS RESAMND
2019-03-20Q1 19 POCS WL1 CASSND
2019-03-20POCS 19 WL5 CASSADAGND
2019-05-22Q2 19 POCS WL1 CASSND
2019-08-28Q3 19 POCS WL1 CASSND
2019-11-06Q4 19 POCS WL1 CASSND
2020-08-1820 POCS WL5 CASSADAGND
2020-08-1820 POCS WL1 CASSADAGND
2021-04-19POCS 21 CASS WL1ND
2021-04-19POCS 21 CASS WL5ND
2021-04-19POCS 21 CASS WL4ND
2022-03-16POCS 22 CASS WL1ND
2023-12-20POCS 23 CASS WL1ND