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
MS0480007 , Hamilton Water District
3 of 1,609 results on record were positive for coliform or another organism the agency tests for. The most recent was December 8, 2025.
They fall across 3 of the 1,244 samples on record.
Every sample on record, October 30, 2003 to August 10, 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 100 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Aug 10, 2026 13:49, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Aug 10, 2026 13:49, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Aug 10, 2026 14:02, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Aug 10, 2026 14:02, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Aug 10, 2026 14:13, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Aug 10, 2026 14:13, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Aug 10, 2026 14:35, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Aug 10, 2026 14:35, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Jul 7, 2026 08:30, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jul 7, 2026 08:30, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jul 7, 2026 08:20, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Jul 7, 2026 08:20, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Jul 7, 2026 08:00, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Jul 7, 2026 08:00, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Jul 7, 2026 08:50, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Jul 7, 2026 08:50, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Jun 17, 2026 09:35, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jun 17, 2026 09:35, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jun 17, 2026 09:25, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Jun 17, 2026 09:25, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Jun 17, 2026 09:12, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Jun 17, 2026 09:12, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Jun 17, 2026 09:55, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Jun 17, 2026 09:55, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected May 19, 2026 09:55, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected May 19, 2026 09:55, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected May 19, 2026 08:45, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected May 19, 2026 08:45, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected May 19, 2026 08:30, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected May 19, 2026 08:30, sampling point TC0006 | E. Coli |
-
- Collected
- Aug 10, 2026 13:49
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260609-16686
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 10, 2026 14:02
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260609-16687
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 10, 2026 14:13
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260609-16688
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 10, 2026 14:35
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260609-16689
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 7, 2026 08:30
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260609-16692
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 7, 2026 08:20
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260609-16693
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 7, 2026 08:00
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260609-16694
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 7, 2026 08:50
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260609-16691
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 17, 2026 09:35
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-24817
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 17, 2026 09:25
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-24818
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 17, 2026 09:12
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-24819
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 17, 2026 09:55
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260609-16695
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 19, 2026 09:55
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-24821
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 19, 2026 08:45
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-24822
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 19, 2026 08:30
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-24823
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli