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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.

Coliform and microbial samples

MS0780016 , Spring Valley Water Assn

5 of 411 results on record were positive for coliform or another organism the agency tests for. The most recent was May 8, 2023.

They fall across 5 of the 316 samples on record.

Every sample on record, October 6, 2003 to August 3, 2026. These figures cover the whole record; the list of samples further down is narrowed.

This system’s violations

The most recent samples

Showing samples collected between September 25, 2024 and September 25, 2026. That is this page’s default, not a limit on what the agency records.

Show every sample on record

Choose a date range

The list below shows 1–15 of 23 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for Spring Valley Water Assn, 1 to 15 of 23 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 3, 2026 14:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-250505-24026
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 3, 2026 14:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Aug 3, 2026 14:30, sampling point TC0005 E. Coli
Collected
Jul 13, 2026 12:25
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28776
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 12:25, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jul 13, 2026 12:25, sampling point TC0005 E. Coli
Collected
Jun 9, 2026 14:00
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28791
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 9, 2026 14:00, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 9, 2026 14:00, sampling point TC0005 E. Coli
Collected
May 18, 2026 12:35
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28792
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 18, 2026 12:35, sampling point TC0005 Coliform (TCR)
Absence , sample collected May 18, 2026 12:35, sampling point TC0005 E. Coli
Collected
Apr 20, 2026 12:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28777
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 20, 2026 12:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Apr 20, 2026 12:30, sampling point TC0005 E. Coli
Collected
Mar 4, 2026 12:09
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28793
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2026 – Mar 31, 2026
Absence , sample collected Mar 4, 2026 12:09, sampling point TC0005 Coliform (TCR)
Absence , sample collected Mar 4, 2026 12:09, sampling point TC0005 E. Coli
Collected
Feb 9, 2026 12:00
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28778
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Absence , sample collected Feb 9, 2026 12:00, sampling point TC0005 Coliform (TCR)
Absence , sample collected Feb 9, 2026 12:00, sampling point TC0005 E. Coli
Collected
Jan 12, 2026 14:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28779
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 12, 2026 14:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jan 12, 2026 14:15, sampling point TC0005 E. Coli
Collected
Dec 3, 2025 14:20
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28780
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 3, 2025 14:20, sampling point TC0005 Coliform (TCR)
Absence , sample collected Dec 3, 2025 14:20, sampling point TC0005 E. Coli
Collected
Nov 4, 2025 12:59
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28781
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 4, 2025 12:59, sampling point TC0005 Coliform (TCR)
Absence , sample collected Nov 4, 2025 12:59, sampling point TC0005 E. Coli
Collected
Oct 1, 2025 12:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28783
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 1, 2025 12:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected Oct 1, 2025 12:15, sampling point TC0005 E. Coli
Collected
Sep 15, 2025 12:36
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28764
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 15, 2025 12:36, sampling point TC0005 Coliform (TCR)
Absence , sample collected Sep 15, 2025 12:36, sampling point TC0005 E. Coli
Collected
Aug 25, 2025 12:00
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28765
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 25, 2025 12:00, sampling point TC0005 Coliform (TCR)
Absence , sample collected Aug 25, 2025 12:00, sampling point TC0005 E. Coli
Collected
Jul 23, 2025 13:10
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28767
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2025 – Jul 31, 2025
Absence , sample collected Jul 23, 2025 13:10, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jul 23, 2025 13:10, sampling point TC0005 E. Coli
Collected
Jun 4, 2025 12:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240723-28768
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 4, 2025 12:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 4, 2025 12:15, sampling point TC0005 E. Coli