Asbestos
City of Nogales
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.
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 | N/A | 0 | 0 | N/A |
2018 | ND | 9 | 0 | ND |
2019 | ND | 7 | 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 |
---|---|---|
2018-08-15 | 2018-07487-1 | ND |
2018-08-15 | 2018-07487-2 | ND |
2018-08-15 | 2018-07487-3 | ND |
2018-08-15 | 2018-07487-4 | ND |
2018-08-15 | 2018-07487-5 | ND |
2018-08-15 | 2018-07487-6 | ND |
2018-09-24 | 2018-08684-1 | ND |
2018-11-17 | 2018-10436-1 | ND |
2018-12-12 | 1812-072-01 | ND |
2019-01-29 | 1901-145-01 | ND |
2019-02-25 | 1902-126-01 | ND |
2019-04-16 | 1904-083-01 | ND |
2019-05-31 | 1905-198-01 | ND |
2019-06-25 | 1906-165-01 | ND |
2019-09-18 | 1909-112-01 | ND |
2019-11-13 | 1911-081-01 | ND |