Octadecanoic acid
Galveston County Water Control and Improvement District 8
Octadecanoic acid, also called stearic acid, is a naturally occurring fatty acid found in animal and plant lipids.
7
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 | 3.60 ppb | 1 | 1 | 3.60 ppb |
| 2019 | 12.8 ppb | 2 | 2 | 9.70 ppb - 15.9 ppb |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | 4.10 ppb | 2 | 2 | 3.80 ppb - 4.40 ppb |
| 2023 | 11.9 ppb | 2 | 2 | 9.70 ppb - 14.0 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-03-19 | AE18947 | 3.60 ppb |
| 2019-02-04 | AE52745 | 9.70 ppb |
| 2019-02-04 | AE52754 | 15.9 ppb |
| 2022-02-16 | AF85348 | 4.40 ppb |
| 2022-02-16 | AF85349 | 3.80 ppb |
| 2023-02-08 | AG28127 | 14.0 ppb |
| 2023-02-08 | AG28128 | 9.70 ppb |