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
MS0550001 , Center W/A-Caesar System
7 of 2,488 results on record were positive for coliform or another organism the agency tests for. The most recent was June 3, 2025.
They fall across 7 of the 1,839 samples on record.
Every sample on record, October 2, 2003 to August 4, 2026. These figures cover the whole record; the list of samples further down is narrowed.
The most recent samples
Showing samples collected between September 27, 2024 and September 27, 2026. That is this page’s default, not a limit on what the agency records.
Choose a date range
The list below shows 136–150 of 170 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Feb 4, 2025 10:00, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Feb 4, 2025 10:00, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Feb 4, 2025 08:30, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Feb 4, 2025 08:30, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Feb 4, 2025 08:50, sampling point TC0015 | Coliform (TCR) |
| Absence , sample collected Feb 4, 2025 08:50, sampling point TC0015 | E. Coli |
|
|
| Absence , sample collected Feb 3, 2025 07:45, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Feb 3, 2025 07:45, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Feb 3, 2025 08:00, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Feb 3, 2025 08:00, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Feb 3, 2025 07:30, sampling point TC0020 | Coliform (TCR) |
| Absence , sample collected Feb 3, 2025 07:30, sampling point TC0020 | E. Coli |
|
|
| Absence , sample collected Jan 14, 2025 07:50, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jan 14, 2025 07:50, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jan 14, 2025 08:25, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Jan 14, 2025 08:25, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Jan 14, 2025 08:10, sampling point TC0020 | Coliform (TCR) |
| Absence , sample collected Jan 14, 2025 08:10, sampling point TC0020 | E. Coli |
|
|
| Absence , sample collected Jan 13, 2025 10:00, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Jan 13, 2025 10:00, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Jan 13, 2025 09:00, sampling point TC0010 | Coliform (TCR) |
| Absence , sample collected Jan 13, 2025 09:00, sampling point TC0010 | E. Coli |
|
|
| Absence , sample collected Jan 13, 2025 09:40, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Jan 13, 2025 09:40, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected Jan 13, 2025 09:20, sampling point TC0018 | Coliform (TCR) |
| Absence , sample collected Jan 13, 2025 09:20, sampling point TC0018 | E. Coli |
|
|
| Absence , sample collected Dec 3, 2024 09:20, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Dec 3, 2024 09:20, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Dec 3, 2024 09:40, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Dec 3, 2024 09:40, sampling point TC0011 | E. Coli |
-
- Collected
- Feb 4, 2025 10:00
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38758
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2025 – Feb 28, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 4, 2025 08:30
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38793
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2025 – Feb 28, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 4, 2025 08:50
- Sampling point
- TC0015 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38756
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2025 – Feb 28, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 3, 2025 07:45
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38719
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2025 – Feb 28, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 3, 2025 08:00
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38720
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2025 – Feb 28, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 3, 2025 07:30
- Sampling point
- TC0020 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38718
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2025 – Feb 28, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 14, 2025 07:50
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38709
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 14, 2025 08:25
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38711
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 14, 2025 08:10
- Sampling point
- TC0020 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38710
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 13, 2025 10:00
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38706
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 13, 2025 09:00
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38704
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 13, 2025 09:40
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38694
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 13, 2025 09:20
- Sampling point
- TC0018 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38705
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 3, 2024 09:20
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38700
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2024 – Dec 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 3, 2024 09:40
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240823-38699
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2024 – Dec 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli