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
MS0440003 , Columbus Light & Water
7 of 9,675 results on record were positive for coliform or another organism the agency tests for. The most recent was December 1, 2025.
They fall across 7 of the 7,469 samples on record.
Every sample on record, October 7, 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 28, 2024 and September 28, 2026. That is this page’s default, not a limit on what the agency records.
Choose a date range
The list below shows 496–510 of 586 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Jan 13, 2025 11:35, sampling point TC0035 | Coliform (TCR) |
| Absence , sample collected Jan 13, 2025 11:35, sampling point TC0035 | E. Coli |
|
|
| Absence , sample collected Jan 13, 2025 10:59, sampling point TC0039 | Coliform (TCR) |
| Absence , sample collected Jan 13, 2025 10:59, sampling point TC0039 | E. Coli |
|
|
| Absence , sample collected Jan 13, 2025 10:39, sampling point TC0040 | Coliform (TCR) |
| Absence , sample collected Jan 13, 2025 10:39, sampling point TC0040 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 08:46, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 08:46, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 08:23, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 08:23, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 09:05, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 09:05, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 09:23, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 09:23, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 09:44, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 09:44, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 09:58, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 09:58, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 10:18, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 10:18, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 10:44, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 10:44, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 11:00, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 11:00, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 11:26, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 11:26, sampling point TC0011 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 11:55, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 11:55, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Jan 7, 2025 12:10, sampling point TC0013 | Coliform (TCR) |
| Absence , sample collected Jan 7, 2025 12:10, sampling point TC0013 | E. Coli |
-
- Collected
- Jan 13, 2025 11:35
- Sampling point
- TC0035 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35962
- 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 10:59
- Sampling point
- TC0039 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35961
- 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 10:39
- Sampling point
- TC0040 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35960
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 08:46
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35931
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 08:23
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35930
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 09:05
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35932
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 09:23
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35933
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 09:44
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35944
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 09:58
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35945
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 10:18
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35946
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 10:44
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35947
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 11:00
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35948
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 11:26
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35949
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 11:55
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35950
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 7, 2025 12:10
- Sampling point
- TC0013 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35951
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli