Octadecanoic acid
Harris County Municipal Utility District 233
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 | 4.10 ppb | 1 | 1 | 4.10 ppb |
| 2022 | 48.0 ppb | 1 | 1 | 48.0 ppb |
| 2023 | 6.37 ppb | 3 | 3 | 4.50 ppb - 7.90 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2021-06-07 | AF56781 | 4.10 ppb |
| 2022-04-06 | AF92302 | 48.0 ppb |
| 2023-02-14 | AG28943 | 4.50 ppb |
| 2023-08-16 | AG52912 | 7.90 ppb |
| 2023-11-20 | AG64238 | 6.70 ppb |