Octadecanoic acid
Stanley Lake Municipal Utility District
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 | 2.60 ppb | 1 | 1 | 2.60 ppb |
| 2022 | 65.5 ppb | 2 | 2 | 53.0 ppb - 78.0 ppb |
| 2023 | 3.10 ppb | 2 | 2 | 2.60 ppb - 3.60 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2021-04-14 | AF50216 | 2.60 ppb |
| 2022-08-04 | AG07989 | 78.0 ppb |
| 2022-10-18 | AG17475 | 53.0 ppb |
| 2023-01-25 | AG26348 | 3.60 ppb |
| 2023-04-10 | AG36142 | 2.60 ppb |