Formaldehyde
Aromas Water District
Formaldehyde is found in particle board, plastics, textiles, glues and other consumer products. Formaldehyde in drinking water can form as a byproduct of ozonation. Formaldehyde irritates the eyes, nose, throat and skin; long-term exposure can cause cancer.
4
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 | N/A | 0 | 0 | N/A |
| 2022 | 0.625 ppb | 4 | 1 | ND - 2.50 ppb |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2022-03-23 | CA3510004_004_004-202203231015 | ND |
| 2022-03-23 | CA3510004_004_004-202203231005 | ND |
| 2022-05-25 | CA3510004_010_010-202205251045 | ND |
| 2022-05-25 | CA3510004_004_004-202205251015 | 2.50 ppb |