Octadecanoic acid
Harris County Municipal Utility District 196
Octadecanoic acid, also called stearic acid, is a naturally occurring fatty acid found in animal and plant lipids.
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 |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 3.90 ppb | 1 | 1 | 3.90 ppb |
| 2022 | 49.5 ppb | 2 | 2 | 42.0 ppb - 57.0 ppb |
| 2023 | 14.8 ppb | 2 | 2 | 9.50 ppb - 20.0 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2021-03-10 | AF46368 | 3.90 ppb |
| 2022-03-15 | AF89235 | 42.0 ppb |
| 2022-03-15 | AF89240 | 57.0 ppb |
| 2023-02-23 | AG30364 | 20.0 ppb |
| 2023-02-23 | AG30365 | 9.50 ppb |