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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.

1,761–1,780 of 2,118 samples. From samples collected September 30, 2024 to September 30, 2026. These dates are applied here by default; they are not a limit on what the agency records. Show 5 years, back to September 30, 2021.

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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, 1,761 to 1,780 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
Simpson Smiths Crossing Water Assn, MS0640014 November 5, 2025 TF084 , Treatment Plant T084 Routine
Simpson Howard Industries, MS0640019 November 18, 2025 TF101 , Treatment Plant T101 Routine
Simpson Howard Industries, MS0640019 November 18, 2025 TF102 , Treatment Plant T102 Routine
Simpson Shivers Water Association, MS0640021 November 3, 2025 TF080 , Treatment Plant T080 Routine
Simpson Shivers Water Association, MS0640021 October 14, 2024 TF104 Routine
Simpson Okatoma Water Association #2, MS0640022 November 4, 2025 TF080 , Treatment Plant T080 Routine
Simpson Okatoma Water Association #2, MS0640022 November 4, 2025 TF081 , Treatment Plant T081 Routine
Simpson Okatoma Water Association #2, MS0640022 November 4, 2025 TF082 , Treatment Plant T082 Routine
Smith Center Ridge Water Association, MS0650001 November 3, 2025 TF103 , Treatment Plant T103 Routine
Smith Center Ridge Water Association, MS0650001 November 3, 2025 TF104 Routine
Smith Lorena-Lemon-Burns Water Assn, MS0650003 November 3, 2025 TF080 , Treatment Plant T080 Routine
Smith Lorena-Lemon-Burns Water Assn, MS0650003 November 3, 2025 TF102 , Treatment Plant T102 Routine
Smith Lorena-Lemon-Burns Water Assn, MS0650003 November 3, 2025 TF104 , Treatment Plant T104 Routine
Smith Town of Mize, MS0650004 November 4, 2025 TF101 , Treatment Plant T101 Routine
Smith Town of Mize, MS0650004 November 4, 2025 TF102 , Treatment Plant T102 Routine
Smith Morris Water Association, MS0650005 November 3, 2025 TF102 , Treatment Plant T102 Routine
Smith Morris Water Association, MS0650005 November 3, 2025 TF103 , Treatment Plant T103 Routine
Smith Pineville Water Association #1, MS0650006 November 3, 2025 TF101 , Treatment Plant T101 Routine
Smith Pineville Water Association #1, MS0650006 November 3, 2025 TF102 , Treatment Plant T102 Routine
Smith Town of Polkville-Water Dept, MS0650007 November 12, 2025 TF080 , Treatment Plant T080 Routine