MTBE
Willingboro MUA
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 | 3 | 0 | ND |
2015 | 0.248 ppb | 5 | 4 | ND - 0.440 ppb |
2016 | 0.167 ppb | 3 | 2 | ND - 0.300 ppb |
2017 | 0.371 ppb | 7 | 4 | ND - 1.40 ppb |
2018 | 0.733 ppb | 6 | 4 | ND - 1.40 ppb |
2019 | 0.683 ppb | 6 | 5 | ND - 1.000 ppb |
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 |
---|---|---|
2014-02-04 | L4860687-10 | ND |
2014-03-04 | L4860709-2 | ND |
2014-03-04 | L4860709-1 | ND |
2015-03-04 | L5367913-2 | 0.150 ppb |
2015-03-04 | L5367913-1 | 0.300 ppb |
2015-04-06 | L5490273-1 | 0.350 ppb |
2015-07-06 | L5697933-1 | 0.440 ppb |
2015-10-05 | L5367928-1 | ND |
2016-01-20 | L4354069-1 | ND |
2016-03-22 | L5969178-2 | 0.200 ppb |
2016-04-11 | L6179330-1 | 0.300 ppb |
2017-01-24 | L6599766-1 | ND |
2017-01-25 | L6599786-2 | 0.200 ppb |
2017-03-29 | L5969197-1 | 0.600 ppb |
2017-05-31 | L6509818-2 | 0.400 ppb |
2017-08-08 | 370809052 | ND |
2017-11-02 | 371102132 | 1.40 ppb |
2017-11-14 | 371115125 | ND |
2018-01-22 | 380124097 | ND |
2018-01-22 | 380124098 | 1.40 ppb |
2018-01-23 | 380124096 | ND |
2018-04-09 | 380411136 | 0.900 ppb |
2018-07-09 | 380711708 | 1.10 ppb |
2018-10-10 | 381010715 | 1.000 ppb |
2019-02-13 | 390214739 | ND |
2019-02-13 | 390214738 | 0.700 ppb |
2019-02-26 | 390227720 | 0.900 ppb |
2019-05-15 | 390515731 | 0.700 ppb |
2019-08-14 | 390814730 | 0.800 ppb |
2019-11-06 | 391106827 | 1.000 ppb |