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
MS0240259 , St Patrick High School
1 of 321 results on record was positive for coliform or another organism the agency tests for. The most recent was April 9, 2012.
They fall across 1 of the 233 samples on record.
Every sample on record, April 1, 2008 to August 3, 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 23 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Aug 3, 2026 15:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Aug 3, 2026 15:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jul 6, 2026 10:30, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jul 6, 2026 10:30, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jun 1, 2026 07:45, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jun 1, 2026 07:45, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected May 5, 2026 07:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected May 5, 2026 07:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Apr 6, 2026 07:30, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Apr 6, 2026 07:30, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 11:12, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 11:12, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Feb 2, 2026 09:45, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Feb 2, 2026 09:45, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jan 6, 2026 08:49, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jan 6, 2026 08:49, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Dec 1, 2025 08:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Dec 1, 2025 08:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Nov 3, 2025 09:40, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Nov 3, 2025 09:40, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Oct 1, 2025 10:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Oct 1, 2025 10:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Sep 3, 2025 10:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Sep 3, 2025 10:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Aug 5, 2025 08:26, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Aug 5, 2025 08:26, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jul 8, 2025 09:20, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jul 8, 2025 09:20, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jun 3, 2025 09:00, sampling point DS000 | Coliform (TCR) |
| Absence , sample collected Jun 3, 2025 09:00, sampling point DS000 | E. Coli |
-
- Collected
- Aug 3, 2026 15:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260202-2118
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 6, 2026 10:30
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260202-2117
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 1, 2026 07:45
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260202-2116
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 5, 2026 07:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260202-2115
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 6, 2026 07:30
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260202-2114
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 2, 2026 11:12
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260202-2113
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 2, 2026 09:45
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250109-591
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 6, 2026 08:49
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250109-590
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 1, 2025 08:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250109-589
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Nov 3, 2025 09:40
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250109-588
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2025 – Nov 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 1, 2025 10:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250109-587
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Oct 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 3, 2025 10:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250109-586
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 5, 2025 08:26
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250109-596
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 8, 2025 09:20
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250109-592
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2025 – Jul 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 3, 2025 09:00
- Sampling point
- DS000 Distribution
- Sample type
- Routine
- Lab sample
- BACT-250109-585
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2025 – Jun 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli