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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

MS0580023 , Houlka-Washington Ext

4 of 403 results on record were positive for coliform or another organism the agency tests for. The most recent was November 12, 2025.

They fall across 4 of the 305 samples on record.

Every sample on record, October 8, 2003 to August 11, 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 27 samples in this date range, newest first.

Routine (11), Repeat (2) and TG (2). The agency publishes no name for the code TG, so none is shown — this page does not invent labels the agency has not published.

Coliform and microbial sample results for Houlka-Washington Ext, 1 to 15 of 27 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 11, 2026 13:30
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-251125-62143
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 11, 2026 13:30, sampling point TC0011 Coliform (TCR)
Absence , sample collected Aug 11, 2026 13:30, sampling point TC0011 E. Coli
Collected
Jul 13, 2026 14:15
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-251125-62142
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 14:15, sampling point TC0011 Coliform (TCR)
Absence , sample collected Jul 13, 2026 14:15, sampling point TC0011 E. Coli
Collected
Jun 10, 2026 13:30
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-251125-62141
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 10, 2026 13:30, sampling point TC0011 Coliform (TCR)
Absence , sample collected Jun 10, 2026 13:30, sampling point TC0011 E. Coli
Collected
May 11, 2026 13:10
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-251125-62140
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 11, 2026 13:10, sampling point TC0011 Coliform (TCR)
Absence , sample collected May 11, 2026 13:10, sampling point TC0011 E. Coli
Collected
Apr 14, 2026 13:30
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-251125-62139
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 14, 2026 13:30, sampling point TC0011 Coliform (TCR)
Absence , sample collected Apr 14, 2026 13:30, sampling point TC0011 E. Coli
Collected
Apr 3, 2026 13:10
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-230505-17294
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 3, 2026 13:10, sampling point TC0011 Coliform (TCR)
Absence , sample collected Apr 3, 2026 13:10, sampling point TC0011 E. Coli
Collected
Feb 17, 2026 13:30
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-230505-17302
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Absence , sample collected Feb 17, 2026 13:30, sampling point TC0001 Coliform (TCR)
Absence , sample collected Feb 17, 2026 13:30, sampling point TC0001 E. Coli
Collected
Jan 12, 2026 14:10
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-230505-17301
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 12, 2026 14:10, sampling point TC0011 Coliform (TCR)
Absence , sample collected Jan 12, 2026 14:10, sampling point TC0011 E. Coli
Collected
Dec 10, 2025 13:45
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-251125-62138
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 10, 2025 13:45, sampling point TC0011 Coliform (TCR)
Absence , sample collected Dec 10, 2025 13:45, sampling point TC0011 E. Coli
Collected
Nov 17, 2025 13:45
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-230505-17296
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 17, 2025 13:45, sampling point DS000 Coliform (TCR)
Absence , sample collected Nov 17, 2025 13:45, sampling point DS000 E. Coli
Collected
Nov 17, 2025 13:30
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-230505-17298
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 17, 2025 13:30, sampling point DS000 Coliform (TCR)
Absence , sample collected Nov 17, 2025 13:30, sampling point DS000 E. Coli
Collected
Nov 17, 2025 14:30
Sampling point
DS000 Distribution
Sample type
TG
Lab sample
BACT-230505-17299
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 17, 2025 14:30, sampling point DS000 Coliform (TCR)
Absence , sample collected Nov 17, 2025 14:30, sampling point DS000 E. Coli
Collected
Nov 17, 2025 14:40
Sampling point
DS000 Distribution
Sample type
TG
Lab sample
BACT-230505-17300
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 17, 2025 14:40, sampling point DS000 Coliform (TCR)
Absence , sample collected Nov 17, 2025 14:40, sampling point DS000 E. Coli
Collected
Nov 12, 2025 13:30
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-250204-7496
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Presence , sample collected Nov 12, 2025 13:30, sampling point TC0011 Coliform (TCR)
Absence , sample collected Nov 12, 2025 13:30, sampling point TC0011 E. Coli
Collected
Oct 6, 2025 14:15
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-250204-7495
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 6, 2025 14:15, sampling point TC0011 Coliform (TCR)
Absence , sample collected Oct 6, 2025 14:15, sampling point TC0011 E. Coli