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
MS0200001 , Combined Utilities
18 of 2,418 results on record were positive for coliform or another organism the agency tests for. The most recent was February 13, 2023.
They fall across 18 of the 1,778 samples on record.
Every sample on record, October 27, 2003 to August 5, 2026. These figures cover the whole record; the list of samples further down is narrowed.
The most recent samples
Showing samples collected between September 26, 2024 and September 26, 2026. That is this page’s default, not a limit on what the agency records.
Choose a date range
The list below shows 46–60 of 161 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Feb 9, 2026 13:10, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Feb 9, 2026 13:10, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Feb 9, 2026 13:40, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Feb 9, 2026 13:40, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Feb 9, 2026 13:30, sampling point TC0013 | Coliform (TCR) |
| Absence , sample collected Feb 9, 2026 13:30, sampling point TC0013 | E. Coli |
|
|
| Absence , sample collected Feb 9, 2026 13:20, sampling point TC0015 | Coliform (TCR) |
| Absence , sample collected Feb 9, 2026 13:20, sampling point TC0015 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2026 13:10, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2026 13:10, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2026 13:20, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2026 13:20, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2026 13:30, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2026 13:30, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Jan 6, 2026 12:55, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Jan 6, 2026 12:55, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Jan 6, 2026 13:35, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Jan 6, 2026 13:35, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Jan 6, 2026 13:20, sampling point TC0013 | Coliform (TCR) |
| Absence , sample collected Jan 6, 2026 13:20, sampling point TC0013 | E. Coli |
|
|
| Absence , sample collected Jan 6, 2026 13:10, sampling point TC0014 | Coliform (TCR) |
| Absence , sample collected Jan 6, 2026 13:10, sampling point TC0014 | E. Coli |
|
|
| Absence , sample collected Dec 3, 2025 13:10, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Dec 3, 2025 13:10, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Dec 3, 2025 13:35, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Dec 3, 2025 13:35, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Dec 3, 2025 13:25, sampling point TC0013 | Coliform (TCR) |
| Absence , sample collected Dec 3, 2025 13:25, sampling point TC0013 | E. Coli |
|
|
| Absence , sample collected Dec 1, 2025 13:05, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Dec 1, 2025 13:05, sampling point TC0001 | E. Coli |
-
- Collected
- Feb 9, 2026 13:10
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44513
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 9, 2026 13:40
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44516
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 9, 2026 13:30
- Sampling point
- TC0013 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44515
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 9, 2026 13:20
- Sampling point
- TC0015 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44514
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2026 13:10
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44510
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2026 13:20
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44511
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2026 13:30
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44512
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 6, 2026 12:55
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44506
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 6, 2026 13:35
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44509
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 6, 2026 13:20
- Sampling point
- TC0013 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44508
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 6, 2026 13:10
- Sampling point
- TC0014 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44507
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 3, 2025 13:10
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44501
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 3, 2025 13:35
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44503
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 3, 2025 13:25
- Sampling point
- TC0013 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44502
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 1, 2025 13:05
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250814-44497
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli