MTBE
Suez Water New Jersey Franklin Lakes
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.
18
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 |
|---|---|---|---|---|
| 2014 | 0.348 ppb | 4 | 3 | ND - 0.490 ppb |
| 2015 | 0.728 ppb | 4 | 4 | 0.500 ppb - 1.000 ppb |
| 2016 | 0.324 ppb | 5 | 4 | ND - 0.630 ppb |
| 2017 | 0.0837 ppb | 3 | 1 | ND - 0.251 ppb |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 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 |
|---|---|---|
| 2014-05-29 | 4050853-01 | ND |
| 2014-07-11 | 4070413-01 | 0.440 ppb |
| 2014-07-16 | 4070501-01 | 0.460 ppb |
| 2014-10-02 | 4100133-01 | 0.490 ppb |
| 2015-02-06 | 2054002001 | 0.860 ppb |
| 2015-04-10 | 2064710001 | 0.500 ppb |
| 2015-07-10 | 2082528001 | 0.550 ppb |
| 2015-10-02 | 2099627001 | 1.000 ppb |
| 2016-01-08 | 2117771001 | 0.630 ppb |
| 2016-04-01 | 2133841001 | ND |
| 2016-07-01 | 2156727001 | 0.310 ppb |
| 2016-07-06 | 2156721001 | 0.420 ppb |
| 2016-10-07 | 2181825001 | 0.260 ppb |
| 2017-01-13 | 7010362-01 | 0.251 ppb |
| 2017-07-05 | 7070053-01 | ND |
| 2017-11-10 | 7110459-01 | ND |
| 2018-10-15 | 8100799-01 | ND |
| 2019-10-01 | 9100155-01 | ND |