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
MS0170005 , Days Water Association
2 of 1,048 results on record were positive for coliform or another organism the agency tests for. The most recent was January 9, 2019.
They fall across 2 of the 799 samples on record.
Every sample on record, November 3, 2003 to August 11, 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 69 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Aug 11, 2026 11:00, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Aug 11, 2026 11:00, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Aug 11, 2026 11:30, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Aug 11, 2026 11:30, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Aug 11, 2026 11:15, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Aug 11, 2026 11:15, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Jul 6, 2026 11:15, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Jul 6, 2026 11:15, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Jul 6, 2026 11:45, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Jul 6, 2026 11:45, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Jul 6, 2026 11:30, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Jul 6, 2026 11:30, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Jun 9, 2026 11:15, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Jun 9, 2026 11:15, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Jun 9, 2026 11:45, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Jun 9, 2026 11:45, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Jun 9, 2026 11:30, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Jun 9, 2026 11:30, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected May 11, 2026 11:15, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected May 11, 2026 11:15, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected May 11, 2026 11:45, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected May 11, 2026 11:45, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected May 11, 2026 11:30, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected May 11, 2026 11:30, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Apr 8, 2026 11:10, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Apr 8, 2026 11:10, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Apr 8, 2026 11:50, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Apr 8, 2026 11:50, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Apr 8, 2026 11:30, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Apr 8, 2026 11:30, sampling point TC0007 | E. Coli |
-
- Collected
- Aug 11, 2026 11:00
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51061
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 11, 2026 11:30
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51063
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 11, 2026 11:15
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51062
- 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 11:15
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51058
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 6, 2026 11:45
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51060
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 6, 2026 11:30
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51059
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 9, 2026 11:15
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51055
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 9, 2026 11:45
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51057
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 9, 2026 11:30
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51056
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 11, 2026 11:15
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51052
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 11, 2026 11:45
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51054
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 11, 2026 11:30
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51053
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 8, 2026 11:10
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51049
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 8, 2026 11:50
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51051
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 8, 2026 11:30
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251001-51050
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli