Asbestos
Utilities Inc. - North Park Water Supply
Asbestos is a mineral fiber introduced into water by the dissolution of asbestos-containing minerals and from decay of asbestos cement in water mains. Asbestos causes cancer when ingested or inhaled.
19
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 | ND | 14 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 5 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
MFL = million fibers per liter
State, National, and Health Guidelines for Drinking Water
EPA Maximum Contaminant
Level (MCL): 7 MFL
The legal limit for asbestos, established in 1991, was based on toxicity studies in laboratory animals conducted in the 1980s.
MFL = million fibers per liter
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2019-10-15 | 35505182002 | ND |
| 2019-10-15 | 35505182002 | ND |
| 2019-11-19 | 35513560002 | ND |
| 2019-11-19 | 35513560006 | ND |
| 2019-11-19 | 35513560005 | ND |
| 2019-11-19 | 35513560004 | ND |
| 2019-11-19 | 35513560003 | ND |
| 2019-11-19 | 35513560002 | ND |
| 2019-11-19 | 35513560001 | ND |
| 2019-11-19 | 35513560006 | ND |
| 2019-11-19 | 35513560005 | ND |
| 2019-11-19 | 35513560004 | ND |
| 2019-11-19 | 35513560003 | ND |
| 2019-11-19 | 35513560001 | ND |
| 2022-03-07 | 35703539001 | ND |
| 2022-03-07 | 35703539002 | ND |
| 2022-03-07 | 35703539003 | ND |
| 2022-03-07 | 35703539004 | ND |
| 2022-03-07 | 35703539005 | ND |