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.
Samples for one analyte
Samples taken for Cyanide across the water systems Mississippi State Department of Health serves — where it was looked for, and at which sampling point.
261–280 of 2,098 samples. From samples collected September 27, 2024 to September 27, 2026. These dates are applied here by default; they are not a limit on what the agency records. Show 5 years, back to September 27, 2021.
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Choose water systems
This is where it was looked for
Each row is a sample taken for Cyanide. These rows carry no result and no measured amount — a row means the analyte was sampled for at that point, not that it was found there.
Which analytes a system has detected, and when, is on that system’s own sample results page, reachable from its record.
| County | Water system | Collected | Sampling point | Sample type |
|---|---|---|---|---|
| Copiah | Northeast Copiah Water Assn, MS0150010 | May 13, 2025 | TF106 , Treatment Facility TF106 | Routine |
| Copiah | Northeast Copiah Water Assn, MS0150010 | December 2, 2024 | TF080 | Routine |
| Copiah | Town of Wesson, MS0150011 | June 30, 2025 | TF080 , Treatment Plant T080 | Routine |
| Copiah | Copiah County Industrial Park, MS0150018 | October 27, 2025 | TF080 , Treatment Plant T080 | Routine |
| Copiah | Sanderson Farms LLC, MS0150022 | June 4, 2025 | TF080 | Routine |
| Covington | Cold Springs Water Association, MS0160001 | June 2, 2025 | TF103 , Treatment Facility TF103 | Routine |
| Covington | City of Collins, MS0160002 | June 29, 2026 | TF104 , Treatment Facility TF104 | Routine |
| Covington | City of Collins, MS0160002 | June 2, 2025 | TF101 , Treatment Plant T101 | Routine |
| Covington | City of Collins, MS0160002 | June 2, 2025 | TF102 , Treatment Plant T102 | Routine |
| Covington | City of Collins, MS0160002 | June 2, 2025 | TF103 , Treatment Plant T103 | Routine |
| Covington | Town of Mount Olive, MS0160003 | June 17, 2025 | TF080 , Treatment Plant T080 | Routine |
| Covington | North Covington W/A-North, MS0160004 | June 18, 2025 | TF080 , Treatment Plant T080 | Routine |
| Covington | Town of Seminary, MS0160006 | August 25, 2025 | TF102 , Treatment Plant T102 | Routine |
| Covington | Southwest Covington W/A, MS0160009 | June 10, 2025 | TF103 , Treatment Plant T103 | Routine |
| Covington | Willow Grove Water Assn, MS0160010 | June 10, 2025 | TF080 , Treatment Plant T080 | Routine |
| Covington | Willow Grove Water Assn, MS0160010 | June 10, 2025 | TF101 , Treatment Plant T101 | Routine |
| Covington | Willow Grove Water Assn, MS0160010 | June 10, 2025 | TF102 , Treatment Plant T102 | Routine |
| Covington | North Covington W/A-South, MS0160011 | June 18, 2025 | TF080 , Treatment Plant T080 | Routine |
| Covington | North Covington W/A-South, MS0160011 | June 18, 2025 | TF081 , Treatment Plant TF081 | Routine |
| Covington | Sanderson Farms LLC, MS0160012 | July 1, 2026 | TF080 , Plant TF080 | Routine |