MTBE
Cortland
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 15 | 0 | ND |
2017 | ND | 9 | 0 | ND |
2018 | ND | 9 | 0 | ND |
2019 | ND | 7 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
---|---|---|
2014-04-24 | POC 14 CORTLAND | ND |
2015-05-28 | POC 15 CORTLAND | ND |
2016-02-09 | POC 16W3M2 CORTL | ND |
2016-02-17 | POC 16W4M2 CORTL | ND |
2016-02-17 | POC 16W5M2 CORTL | ND |
2016-03-22 | POC 16W5M3 CORTL | ND |
2016-03-22 | POC 16W4M3 CORTL | ND |
2016-03-22 | POC 16W3M3 CORTL | ND |
2016-06-16 | POC 16W5M6 CORTL | ND |
2016-06-16 | POC 16W3M6 CORTL | ND |
2016-06-16 | POC 16W4M6 CORTL | ND |
2016-08-08 | POC 16Q3W4 CORTL | ND |
2016-10-04 | POC 16W3Q4 CORTL | ND |
2016-10-17 | POC 16W5M10 CORT | ND |
2016-12-27 | POC 16M12W5 CORT | ND |
2016-12-27 | POC 16M12W3 CORT | ND |
2016-12-27 | POC 16M12W4 CORT | ND |
2017-03-07 | POC 17M3W4 CORTL | ND |
2017-03-30 | POC 17M3W5 CORTL | ND |
2017-05-11 | POC 17M5W3 CORTL | ND |
2017-07-27 | POC 17M7W5 CORTL | ND |
2017-07-27 | POC 17M7W4 CORTL | ND |
2017-10-12 | POC 17M10W4 CORT | ND |
2017-10-12 | POC 17M10W5 CORT | ND |
2017-12-20 | POC 17M12W5 CORT | ND |
2017-12-20 | POC 17M12W4 CORT | ND |
2018-03-29 | POC 18M3W4 CORTL | ND |
2018-03-29 | POC 18M3W5 CORTL | ND |
2018-05-31 | POC 18W3 CORTLAN | ND |
2018-06-28 | POC 18M6W4 CORTL | ND |
2018-06-28 | POC 18M6W5 CORTL | ND |
2018-09-27 | POC 18M9W4 CORTL | ND |
2018-09-27 | POC 18M9W5 CORTL | ND |
2018-12-11 | POC 18M12W5 CORT | ND |
2018-12-11 | POC 18M12W4 CORT | ND |
2019-03-07 | POC 19M3W4 CORTL | ND |
2019-05-30 | POC 19W3 CORTLAN | ND |
2019-06-26 | POC 19M6W5 CORTL | ND |
2019-06-26 | POC 19M6W4 CORTL | ND |
2019-10-09 | POC 19M10W4 CORT | ND |
2019-10-31 | POC 19 CORTLAND | ND |
2019-12-18 | POC 19M12W5 CORT | ND |