Asbestos
City of Davis
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.
16
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 |
|---|---|---|---|---|
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 11 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
MFL = million fibers per liter
State and national drinking water standards and health guidelines
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 |
|---|---|---|
| 2017-03-20 | 2283-057-1120 | ND |
| 2017-06-14 | 2283-057-0820 | ND |
| 2017-09-20 | 2283-057-0910 | ND |
| 2017-12-12 | 2283-057-0735 | ND |
| 2018-02-14 | 2283-057-0925 | ND |
| 2018-04-18 | 2283-028-0855 | ND |
| 2018-08-15 | 2283-018-0819 | ND |
| 2018-08-15 | 2283-019-0902 | ND |
| 2018-08-15 | 2283-020-1001 | ND |
| 2018-08-15 | 2283-025-0755 | ND |
| 2018-08-15 | 2283-028-0720 | ND |
| 2018-08-15 | 2283-030-0640 | ND |
| 2018-08-15 | 2283-052-0930 | ND |
| 2018-08-15 | 2283-057-0840 | ND |
| 2018-11-07 | 2283-028-0818 | ND |
| 2019-02-06 | 2283-028-0820 | ND |