Cobalt
Midland-lonaconing
Cobalt is a metal found throughout the environment; people may be exposed to cobalt in air, food and drinking water.
17
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 | ND | 16 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 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 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 70 ppb
The EWG Health Guideline of 70 ppb for cobalt was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against change in blood chemistry.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-03-04 | 105920P | ND |
| 2014-03-04 | 305845P | ND |
| 2014-03-04 | 305846P | ND |
| 2014-03-05 | 105919P | ND |
| 2014-06-02 | 107599P | ND |
| 2014-06-02 | 107600P | ND |
| 2014-06-02 | 307677P | ND |
| 2014-06-02 | 307678P | ND |
| 2014-09-09 | 109065P | ND |
| 2014-09-09 | 109066P | ND |
| 2014-09-09 | 309144P | ND |
| 2014-09-09 | 309143P | ND |
| 2014-12-03 | 310795P | ND |
| 2014-12-03 | 310794P | ND |
| 2014-12-03 | 110719P | ND |
| 2014-12-03 | 110718P | ND |
| 2015-05-11 | 111250R | ND |