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
MS0100017 , Union W/A
2 of 471 results on record were positive for coliform or another organism the agency tests for. The most recent was March 15, 2022.
They fall across 2 of the 334 samples on record.
Every sample on record, October 6, 2003 to July 21, 2026. These figures cover the whole record; the list of samples further down is narrowed.
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.
Choose a date range
The list below shows 1–15 of 37 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Jul 21, 2026 10:15, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Jul 21, 2026 10:15, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Jun 16, 2026 08:21, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Jun 16, 2026 08:21, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected May 20, 2026 10:05, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected May 20, 2026 10:05, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Apr 15, 2026 09:01, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Apr 15, 2026 09:01, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Mar 24, 2026 10:30, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Mar 24, 2026 10:30, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Feb 18, 2026 07:49, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Feb 18, 2026 07:49, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Jan 21, 2026 10:45, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Jan 21, 2026 10:45, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Dec 8, 2025 09:01, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Dec 8, 2025 09:01, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Dec 8, 2025 09:31, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Dec 8, 2025 09:31, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Nov 17, 2025 10:15, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Nov 17, 2025 10:15, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Nov 17, 2025 10:41, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Nov 17, 2025 10:41, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Oct 14, 2025 09:10, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Oct 14, 2025 09:10, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Oct 14, 2025 09:48, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Oct 14, 2025 09:48, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Sep 16, 2025 10:15, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Sep 16, 2025 10:15, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Sep 16, 2025 09:46, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Sep 16, 2025 09:46, sampling point TC0008 | E. Coli |
-
- Collected
- Jul 21, 2026 10:15
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14918
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 16, 2026 08:21
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14919
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 20, 2026 10:05
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14920
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 15, 2026 09:01
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14921
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 24, 2026 10:30
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14922
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 18, 2026 07:49
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14923
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 21, 2026 10:45
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14924
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 8, 2025 09:01
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14913
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 8, 2025 09:31
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14914
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Nov 17, 2025 10:15
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14911
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2025 – Nov 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Nov 17, 2025 10:41
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14912
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2025 – Nov 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 14, 2025 09:10
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14909
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Oct 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 14, 2025 09:48
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14910
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Oct 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 16, 2025 10:15
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14908
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 16, 2025 09:46
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250327-14907
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli