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
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/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 |
|---|---|---|
| 2018-01-08 | 18A0089-01_02 | ND |
| 2018-10-10 | 18J0386-01_01 | ND |
| 2019-01-07 | 19A0104-01_01 | ND |
| 2020-02-17 | 0023018-01 | ND |
| 2020-04-29 | 0045163-01 | ND |
| 2020-08-05 | 0081308-01 | ND |
| 2020-11-30 | 0120002-01 | ND |
| 2021-12-15 | EL03425-01 | ND |
| 2022-12-29 | FL04961-01 | ND |