This is a rebuild of Drinking Water Watch and not yet the official record. Use the agency’s current Drinking Water Watch for anything you need to rely on.
Lead and copper summaries
Each row is one summary of one monitoring period, and the agency records more than one kind.
3,961–3,980 of 5,922 monitoring-period summaries. From monitoring periods beginning September 27, 2021 to September 27, 2026.
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How to read a summary
Each row summarises one analyte over one monitoring period for one system. The number of samples behind each value is in the column beside it.
The agency records more than one kind of summary, and the Type column says which. Type 90 is the ninetieth percentile — the value 90% of that period’s samples fall at or below. The agency publishes no explanation for the other codes, so this page does not offer one: a value of another type is not a 90th percentile and must not be read as one.
| County | Water system | Analyte | Monitoring period | Facility | Samples | Measure |
|---|---|---|---|---|---|---|
| Monroe | Village of Gattman, MS0480005 | Copper | Jul 1, 2022 – Dec 31, 2022 | DS000 | 20 | 2.61 MG/L 90th percentile |
| Monroe | Village of Gattman, MS0480005 | Copper | Jul 1, 2022 – Dec 31, 2022 | DS000 | 20 | 3.01 MG/L |
| Monroe | Village of Gattman, MS0480005 | Copper | Jul 1, 2022 – Dec 31, 2022 | DS000 | 6 | Not recorded |
| Monroe | Village of Gattman, MS0480005 | Lead | Jul 1, 2022 – Dec 31, 2022 | DS000 | 20 | 0.0035 MG/L 90th percentile |
| Monroe | Village of Gattman, MS0480005 | Lead | Jul 1, 2022 – Dec 31, 2022 | DS000 | 20 | 0.0048 MG/L |
| Monroe | Village of Gattman, MS0480005 | Lead | Jul 1, 2022 – Dec 31, 2022 | DS000 | 1 | Not recorded |
| Monroe | Village of Gattman, MS0480005 | Copper | Jan 1, 2022 – Jun 30, 2022 | DS000 | 20 | 0.228 MG/L 90th percentile |
| Monroe | Village of Gattman, MS0480005 | Copper | Jan 1, 2022 – Jun 30, 2022 | DS000 | 20 | 0.37 MG/L |
| Monroe | Village of Gattman, MS0480005 | Copper | Jan 1, 2022 – Jun 30, 2022 | DS000 | 1 | Not recorded |
| Monroe | Village of Gattman, MS0480005 | Lead | Jan 1, 2022 – Jun 30, 2022 | DS000 | 20 | 0.0008 MG/L 90th percentile |
| Monroe | Village of Gattman, MS0480005 | Lead | Jan 1, 2022 – Jun 30, 2022 | DS000 | 20 | 0.001 MG/L |
| Monroe | Village of Gattman, MS0480005 | Lead | Jan 1, 2022 – Jun 30, 2022 | DS000 | 0 | Not recorded |
| Monroe | Hamilton Water District, MS0480007 | Copper | Jan 1, 2022 – Dec 31, 2024 | DS000 | 20 | 0.175 MG/L 90th percentile |
| Monroe | Hamilton Water District, MS0480007 | Copper | Jan 1, 2022 – Dec 31, 2024 | DS000 | 20 | 0.202 MG/L |
| Monroe | Hamilton Water District, MS0480007 | Copper | Jan 1, 2022 – Dec 31, 2024 | DS000 | 0 | Not recorded |
| Monroe | Hamilton Water District, MS0480007 | Lead | Jan 1, 2022 – Dec 31, 2024 | DS000 | 20 | 0 MG/L 90th percentile |
| Monroe | Hamilton Water District, MS0480007 | Lead | Jan 1, 2022 – Dec 31, 2024 | DS000 | 20 | 0 MG/L |
| Monroe | Hamilton Water District, MS0480007 | Lead | Jan 1, 2022 – Dec 31, 2024 | DS000 | 0 | Not recorded |
| Monroe | Town of Hatley, MS0480008 | Copper | Jan 1, 2024 – Dec 31, 2026 | DS000 | 10 | 0.0417 MG/L 90th percentile |
| Monroe | Town of Hatley, MS0480008 | Copper | Jan 1, 2024 – Dec 31, 2026 | DS000 | 10 | 0.0581 MG/L |