MTBE
Avon Water Company
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 32 | 0 | ND |
2015 | ND | 32 | 0 | ND |
2016 | ND | 32 | 0 | ND |
2017 | ND | 32 | 0 | ND |
2018 | ND | 10 | 0 | ND |
2019 | ND | 8 | 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 |
---|---|---|
2014-01-16 | E402153-8VOC | ND |
2014-02-04 | E402153-1VOC | ND |
2014-02-04 | E402153-2VOC | ND |
2014-02-04 | E402153-3VOC | ND |
2014-02-04 | E402153-4VOC | ND |
2014-02-04 | E402153-5VOC | ND |
2014-02-04 | E402153-6VOC | ND |
2014-02-04 | E402153-7VOC | ND |
2014-05-14 | E405C29-1VOC | ND |
2014-05-14 | E405C29-2VOC | ND |
2014-05-14 | E405C29-3VOC | ND |
2014-05-14 | E405C29-4VOC | ND |
2014-05-14 | E405C29-5VOC | ND |
2014-05-14 | E405C29-6VOC | ND |
2014-05-14 | E405C29-7VOC | ND |
2014-05-14 | E405C29-8VOC | ND |
2014-08-13 | E408C10-1VOC | ND |
2014-08-13 | E408C10-2VOC | ND |
2014-08-13 | E408C10-3VOC | ND |
2014-08-13 | E408C10-4VOC | ND |
2014-08-13 | E408C10-5VOC | ND |
2014-08-13 | E408C10-6VOC | ND |
2014-08-13 | E408C10-7VOC | ND |
2014-08-13 | E408C10-8VOC | ND |
2014-11-21 | E411H72-1VOC | ND |
2014-11-21 | E411H72-2VOC | ND |
2014-11-21 | E411H72-3VOC | ND |
2014-11-21 | E411H72-4VOC | ND |
2014-11-21 | E411H72-6VOC | ND |
2014-11-21 | E411H72-7VOC | ND |
2014-11-21 | E411H72-8VOC | ND |
2014-12-08 | E412718-2VOC | ND |
2015-02-18 | E502D21-4VOC | ND |
2015-02-19 | E502D21-2VOC | ND |
2015-02-19 | E502D21-3VOC | ND |
2015-02-19 | E502D21-6VOC | ND |
2015-02-19 | E502D21-7VOC | ND |
2015-02-19 | E502D21-8VOC | ND |
2015-02-19 | E502D21-9VOC | ND |
2015-02-20 | E502D21-1VOC | ND |
2015-06-10 | E506B81-1VOC | ND |
2015-06-10 | E506B81-2VOC | ND |
2015-06-10 | E506B81-3VOC | ND |
2015-06-10 | E506B81-4VOC | ND |
2015-06-10 | E506B81-5VOC | ND |
2015-06-10 | E506B81-6VOC | ND |
2015-06-10 | E506B81-7VOC | ND |
2015-06-10 | E506B81-8VOC | ND |
2015-08-28 | E508Y67-1VOC | ND |
2015-08-28 | E508Y67-2VOC | ND |
2015-08-28 | E508Y67-3VOC | ND |
2015-08-28 | E508Y67-4VOC | ND |
2015-08-28 | E508Y67-5VOC | ND |
2015-08-28 | E508Y67-6VOC | ND |
2015-08-28 | E508Y67-7VOC | ND |
2015-08-28 | E508Y67-8VOC | ND |
2015-11-24 | E511O25-1VOC | ND |
2015-11-24 | E511O25-2VOC | ND |
2015-11-24 | E511O25-3VOC | ND |
2015-11-24 | E511O25-4VOC | ND |
2015-11-24 | E511O25-5VOC | ND |
2015-11-24 | E511O25-6VOC | ND |
2015-11-24 | E511O25-7VOC | ND |
2015-11-24 | E511O25-8VOC | ND |
2016-02-18 | E602H93-1VOC | ND |
2016-02-18 | E602H93-2VOC | ND |
2016-02-18 | E602H93-3VOC | ND |
2016-02-18 | E602H93-4VOC | ND |
2016-02-18 | E602H93-5VOC | ND |
2016-02-18 | E602H93-6VOC | ND |
2016-02-18 | E602H93-7VOC | ND |
2016-02-18 | E602H93-8VOC | ND |
2016-05-19 | E605N95-1VOC | ND |
2016-05-19 | E605N95-2VOC | ND |
2016-05-19 | E605N95-3VOC | ND |
2016-05-19 | E605N95-4VOC | ND |
2016-05-19 | E605N95-5VOC | ND |
2016-05-19 | E605N95-6VOC | ND |
2016-05-19 | E605N95-7VOC | ND |
2016-05-19 | E605N95-8VOC | ND |
2016-08-05 | E608889-1VOC | ND |
2016-08-05 | E608889-2VOC | ND |
2016-08-05 | E608889-3VOC | ND |
2016-08-05 | E608889-4VOC | ND |
2016-08-05 | E608889-5VOC | ND |
2016-08-05 | E608889-6VOC | ND |
2016-08-05 | E608889-7VOC | ND |
2016-08-05 | E608889-8VOC | ND |
2016-11-21 | E611M57-1VOC | ND |
2016-11-21 | E611M57-2VOC | ND |
2016-11-21 | E611M57-3VOC | ND |
2016-11-21 | E611M57-4VOC | ND |
2016-11-21 | E611M57-5VOC | ND |
2016-11-21 | E611M57-6VOC | ND |
2016-11-21 | E611M57-7VOC | ND |
2016-11-21 | E611M57-8VOC | ND |
2017-02-24 | E702M07-1VOC | ND |
2017-02-24 | E702M07-2VOC | ND |
2017-02-24 | E702M07-3VOC | ND |
2017-02-24 | E702M07-4VOC | ND |
2017-02-24 | E702M07-5VOC | ND |
2017-02-24 | E702M07-6VOC | ND |
2017-02-24 | E702M07-7VOC | ND |
2017-02-24 | E702M07-8VOC | ND |
2017-06-01 | D7F0171-01VOC | ND |
2017-06-01 | D7F0171-02VOC | ND |
2017-06-01 | D7F0171-03VOC | ND |
2017-06-01 | D7F0171-04VOC | ND |
2017-06-01 | D7F0171-05VOC | ND |
2017-06-01 | D7F0171-06VOC | ND |
2017-06-01 | D7F0171-07VOC | ND |
2017-06-01 | D7F0171-08VOC | ND |
2017-08-29 | D7H3264-01VOC | ND |
2017-08-29 | D7H3264-02VOC | ND |
2017-08-29 | D7H3264-03VOC | ND |
2017-08-29 | D7H3264-04VOC | ND |
2017-08-29 | D7H3264-05VOC | ND |
2017-08-29 | D7H3264-06VOC | ND |
2017-08-29 | D7H3264-07VOC | ND |
2017-08-29 | D7H3264-08VOC | ND |
2017-11-28 | D7K2247-02VOC | ND |
2017-11-28 | D7K2247-03VOC | ND |
2017-11-28 | D7K2247-04VOC | ND |
2017-11-28 | D7K2247-05VOC | ND |
2017-11-28 | D7K2247-06VOC | ND |
2017-11-28 | D7K2247-07VOC | ND |
2017-11-28 | D7K2247-08VOC | ND |
2017-11-28 | D7K2247-01VOCR | ND |
2018-03-05 | D8C0238-02VOC | ND |
2018-03-05 | D8C0238-03VOC | ND |
2018-03-05 | D8C0238-04VOC | ND |
2018-03-05 | D8C0238-05VOC | ND |
2018-03-05 | D8C0238-06VOC | ND |
2018-03-05 | D8C0238-07VOC | ND |
2018-03-05 | D8C0238-08VOC | ND |
2018-04-25 | D8D2151-07VOC | ND |
2018-07-26 | CA98747 | ND |
2018-10-09 | VOC1 200508699 | ND |
2019-01-29 | VOC1 200519992 | ND |
2019-01-29 | VOC1 200519993 | ND |
2019-01-29 | VOC1 200519991 | ND |
2019-01-29 | VOC1 200519996 | ND |
2019-01-29 | VOC1 200519994 | ND |
2019-01-29 | VOC1 200519995 | ND |
2019-04-16 | VOC1 200528742 | ND |
2019-08-13 | VOC1 200544842 | ND |