Isobutane
Clayton Water Supply Corporation Plant 3 and 7
Isobutane is a volatile hydrocarbon gas used as a refrigerant.
6
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 |
|---|---|---|---|---|
| 2018 | 5.84 ppb | 1 | 1 | 5.84 ppb |
| 2019 | 7.03 ppb | 1 | 1 | 7.03 ppb |
| 2020 | 6.10 ppb | 1 | 1 | 6.10 ppb |
| 2021 | 7.10 ppb | 1 | 1 | 7.10 ppb |
| 2022 | 12.2 ppb | 1 | 1 | 12.2 ppb |
| 2023 | 13.2 ppb | 1 | 1 | 13.2 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-08-23 | Q1833946002 | 5.84 ppb |
| 2019-02-05 | Q1905214001 | 7.03 ppb |
| 2020-03-05 | Q2008342001 | 6.10 ppb |
| 2021-09-28 | Q2126521008 | 7.10 ppb |
| 2022-11-03 | Q2233353003 | 12.2 ppb |
| 2023-07-27 | Q2330270001 | 13.2 ppb |