Butane
Northwest Harris County Municipal Utility District 23
Butane is a component of natural gas. It can enter drinking water sources in areas where wastewater from natural gas or oil production contaminates soil and groundwater.
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 | N/A | 0 | 0 | N/A |
| 2015 | 5.46 ppb | 2 | 2 | 4.02 ppb - 6.89 ppb |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | 6.30 ppb | 1 | 1 | 6.30 ppb |
| 2018 | 2.70 ppb | 1 | 1 | 2.70 ppb |
| 2019 | 6.00 ppb | 1 | 1 | 6.00 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2015-02-12 | AC80441 | 6.89 ppb |
| 2015-09-03 | AD05660 | 4.02 ppb |
| 2017-04-12 | AD79463 | 6.30 ppb |
| 2018-05-17 | AE26815 | 2.70 ppb |
| 2019-01-31 | AE52467 | 6.00 ppb |