Isobutane
Minerva Water Supply Corporation
Isobutane is a volatile hydrocarbon gas used as a refrigerant.
5
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 | 4.70 ppb | 1 | 1 | 4.70 ppb |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | 3.90 ppb | 2 | 2 | 3.10 ppb - 4.70 ppb |
| 2017 | 9.40 ppb | 1 | 1 | 9.40 ppb |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | 7.00 ppb | 1 | 1 | 7.00 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-07-09 | AC59162 | 4.70 ppb |
| 2016-08-24 | AD47511 | 4.70 ppb |
| 2016-10-31 | AD55578 | 3.10 ppb |
| 2017-04-04 | AD78287 | 9.40 ppb |
| 2019-02-05 | AE52931 | 7.00 ppb |