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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.

2,041–2,060 of 2,118 samples. From samples collected October 1, 2024 to October 1, 2026. These dates are applied here by default; they are not a limit on what the agency records. Show 5 years, back to October 1, 2021.

Choose a date range

This page can show a range of up to 5 years at a time. That is a limit of this service, not of what the agency records.

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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.

Samples taken for Cyanide across the systems Mississippi State Department of Health serves, 2,041 to 2,060 of 2,118 samples shown. Each row is a sample and carries no result: it says where the analyte was looked for, not what was found.
County Water system Collected Sampling point Sample type
Webster Town of Mathiston, MS0780007 November 13, 2024 TF101 , Treatment Plant T101 Routine
Webster Mt Zion Water Association, MS0780008 December 9, 2025 TF101 , Treatment Plant T101 Routine
Webster Mt Zion Water Association, MS0780008 October 7, 2024 TF103 , TF103 Routine
Webster Sapa Water System, MS0780009 May 14, 2025 TF101 , Treatment Facility TF101 Routine
Webster Tomnolen Water Assn, Inc, MS0780010 December 9, 2025 TF101 , Treatment Plant T101 Routine
Webster Tomnolen Water Assn, Inc, MS0780010 December 9, 2025 TF102 , Tment Plant T102 Routine
Webster Savannah Water Association #1, MS0780012 December 8, 2025 TF101 , Treatment Plant T101 Routine
Webster Savannah Water Association #1, MS0780012 December 8, 2025 TF102 , Treatment Plant T102 Routine
Webster Webster Center Water Assn, MS0780018 December 9, 2025 TF103 , Treatment Plant T103 Routine
Wilkinson Buffalo Water Association, MS0790002 December 8, 2025 TF104 , Treatment Facility TF104 Routine
Wilkinson Buffalo Water Association, MS0790002 December 8, 2025 TF080 , Treatment Plant T080 Routine
Wilkinson Town of Centreville, MS0790003 January 14, 2026 TF081 , Treatment Plant T081 Routine
Wilkinson Town of Centreville, MS0790003 December 8, 2025 TF080 , Treatment Plant T080 Routine
Wilkinson Town of Centreville, MS0790003 December 8, 2025 TF081 , Treatment Plant T081 Routine
Wilkinson Old River Water Assn, MS0790005 December 10, 2025 TF081 , Treatment Plant T081 Routine
Wilkinson South Centreville W/A, MS0790006 December 8, 2025 TF080 , Treatment Plant T080 Routine
Wilkinson Town of Woodville, MS0790007 October 9, 2024 TF081 , 1ST West St Routine
Winston Bond Water Association #1, MS0800001 December 9, 2025 TF080 , Treatment Plant T080 Routine
Winston Calvary Water Association, MS0800002 December 9, 2025 TF080 , Treatment Plant T080 Routine
Winston City of Louisville, MS0800004 December 10, 2025 TF080 , Treatment Plant T080 Routine