Cobalt
Hazardville Water Company
Cobalt is a metal found throughout the environment; people may be exposed to cobalt in air, food and drinking water.
24
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 |
|---|---|---|---|---|
| 2015 | ND | 24 | 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 |
|---|---|---|
| 2015-01-21 | 35172671007AM | ND |
| 2015-01-21 | 35172671015AM | ND |
| 2015-01-21 | 35172671017AM | ND |
| 2015-01-21 | 35172671013AM | ND |
| 2015-01-21 | 35172671001AM | ND |
| 2015-01-21 | 35172671023AM | ND |
| 2015-01-21 | 35172671021AM | ND |
| 2015-01-21 | 35172671019AM | ND |
| 2015-01-21 | 35172671005AM | ND |
| 2015-01-21 | 35172671003AM | ND |
| 2015-01-21 | 35172671009AM | ND |
| 2015-01-21 | 35172671011AM | ND |
| 2015-07-21 | 35200095007AM | ND |
| 2015-07-21 | 35200095003AM | ND |
| 2015-07-21 | 35200095005AM | ND |
| 2015-07-21 | 35200095001AM | ND |
| 2015-07-21 | 35200095011AM | ND |
| 2015-07-21 | 35200095013AM | ND |
| 2015-07-21 | 35200095015AM | ND |
| 2015-07-21 | 35200095017AM | ND |
| 2015-07-21 | 35200095023AM | ND |
| 2015-07-21 | 35200095019AM | ND |
| 2015-07-21 | 35200095009AM | ND |
| 2015-07-21 | 35200095021AM | ND |