Octadecanoic acid
City of Rio Hondo
Octadecanoic acid, also called stearic acid, is a naturally occurring fatty acid found in animal and plant lipids.
6
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 | 3.00 ppb | 1 | 1 | 3.00 ppb |
| 2022 | 24.9 ppb | 4 | 4 | 4.10 ppb - 48.0 ppb |
| 2023 | 62.0 ppb | 1 | 1 | 62.0 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2021-04-29 | AF52015 | 3.00 ppb |
| 2022-02-03 | AF83527 | 6.40 ppb |
| 2022-04-19 | AF93735 | 4.10 ppb |
| 2022-09-26 | AG14869 | 48.0 ppb |
| 2022-11-17 | AG19240 | 41.0 ppb |
| 2023-02-01 | AG27264 | 62.0 ppb |