Cobalt
Western Allegheny County Mun A
Cobalt is a metal found throughout the environment; people may be exposed to cobalt in air, food and drinking water.
32
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 | 0.0458 ppb | 24 | 1 | ND - 1.10 ppb |
| 2015 | ND | 8 | 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 |
|---|---|---|
| 2014-06-12 | 201406130317AM | ND |
| 2014-07-16 | 201407180265AM | ND |
| 2014-07-16 | 201407180263AM | ND |
| 2014-07-16 | 201407180273AM | ND |
| 2014-07-16 | 201407180267AM | ND |
| 2014-07-16 | 201407180269AM | ND |
| 2014-07-16 | 201407180271AM | ND |
| 2014-07-16 | 201407180261AM | 1.10 ppb |
| 2014-09-10 | 201409120811AM | ND |
| 2014-09-10 | 201409120953AM | ND |
| 2014-09-10 | 201409120955AM | ND |
| 2014-09-10 | 201409120959AM | ND |
| 2014-09-10 | 201409120961AM | ND |
| 2014-09-10 | 201409120816AM | ND |
| 2014-09-10 | 201409120592AM | ND |
| 2014-09-10 | 201409120821AM | ND |
| 2014-12-10 | 201412120380AM | ND |
| 2014-12-10 | 201412120412AM | ND |
| 2014-12-10 | 201412120295AM | ND |
| 2014-12-10 | 201412120402AM | ND |
| 2014-12-10 | 201412120288AM | ND |
| 2014-12-10 | 201412120273AM | ND |
| 2014-12-10 | 201412120282AM | ND |
| 2014-12-11 | 201412120373AM | ND |
| 2015-03-11 | 201503120560AM | ND |
| 2015-03-11 | 201503120637AM | ND |
| 2015-03-11 | 201503120598AM | ND |
| 2015-03-11 | 201503120619AM | ND |
| 2015-03-11 | 201503120566AM | ND |
| 2015-03-11 | 201503120556AM | ND |
| 2015-03-11 | 201503120584AM | ND |
| 2015-03-11 | 201503130151AM | ND |