Asbestos
City of Manteca
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.
14
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 |
|---|---|---|---|---|
| 2012 | ND | 7 | 0 | ND |
| 2013 | ND | 5 | 0 | ND |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2012-02-08 | 2283-044-0745 | ND |
| 2012-05-08 | 2283-013-0710 | ND |
| 2012-05-08 | 2283-016-1115 | ND |
| 2012-05-08 | 2283-028-0810 | ND |
| 2012-08-14 | 2283-015-0920 | ND |
| 2012-09-11 | 2283-030-0927 | ND |
| 2012-12-11 | 2283-036-1125 | ND |
| 2013-04-10 | 2283-012-0805 | ND |
| 2013-05-15 | 2283-034-0746 | ND |
| 2013-06-05 | 2283-038-0745 | ND |
| 2013-07-17 | 2283-032-0730 | ND |
| 2013-08-14 | 2283-014-0810 | ND |
| 2015-07-21 | 2283-034-0812 | ND |
| 2016-07-12 | 2283-032-0630 | ND |