MTBE
Christian Life Center
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.
19
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 | 1 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | ND | 4 | 0 | ND |
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 |
|---|---|---|
| 2018-03-21 | Q1811503001 | ND |
| 2019-01-17 | Q1902677003 | ND |
| 2019-12-16 | Q1980080001 | ND |
| 2020-03-11 | Q2010309001 | ND |
| 2020-06-09 | Q2023128001 | ND |
| 2020-08-12 | Q2032150001 | ND |
| 2020-11-16 | Q2044883001 | ND |
| 2021-02-23 | Q2104566001 | ND |
| 2021-06-03 | Q2114440001 | ND |
| 2021-08-30 | Q2123494001 | ND |
| 2021-12-01 | Q2133191002 | ND |
| 2022-03-15 | Q2208767002 | ND |
| 2022-04-28 | Q2212814005 | ND |
| 2022-08-24 | Q2225169001 | ND |
| 2022-12-14 | Q2237848001 | ND |
| 2023-02-15 | Q2306287001 | ND |
| 2023-04-25 | Q2315529002 | ND |
| 2023-07-26 | Q2329822001 | ND |
| 2023-12-06 | Q2352154002 | ND |