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 451–465 of 586 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Mar 3, 2025 08:00, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2025 08:00, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2025 09:34, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2025 09:34, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2025 09:52, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2025 09:52, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2025 10:16, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2025 10:16, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2025 10:51, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2025 10:51, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2025 11:09, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2025 11:09, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2025 11:26, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2025 11:26, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2025 11:44, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2025 11:44, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2025 12:06, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2025 12:06, sampling point TC0011 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2025 12:31, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2025 12:31, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2025 12:48, sampling point TC0013 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2025 12:48, sampling point TC0013 | E. Coli |
|
|
| Absence , sample collected Feb 4, 2025 08:16, sampling point TC0015 | Coliform (TCR) |
| Absence , sample collected Feb 4, 2025 08:16, sampling point TC0015 | E. Coli |
|
|
| Absence , sample collected Feb 4, 2025 08:34, sampling point TC0016 | Coliform (TCR) |
| Absence , sample collected Feb 4, 2025 08:34, sampling point TC0016 | E. Coli |
|
|
| Absence , sample collected Feb 4, 2025 08:50, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Feb 4, 2025 08:50, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected Feb 4, 2025 09:34, sampling point TC0018 | Coliform (TCR) |
| Absence , sample collected Feb 4, 2025 09:34, sampling point TC0018 | E. Coli |
-
- Collected
- Mar 3, 2025 08:00
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35941
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2025 09:34
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35943
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2025 09:52
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35874
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2025 10:16
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35875
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2025 10:51
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35876
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2025 11:09
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35877
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2025 11:26
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35878
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2025 11:44
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35879
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2025 12:06
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35880
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2025 12:31
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35881
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2025 12:48
- Sampling point
- TC0013 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35882
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 4, 2025 08:16
- Sampling point
- TC0015 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35967
- 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 08:34
- Sampling point
- TC0016 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35968
- 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
- TC0017 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35969
- 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 09:34
- Sampling point
- TC0018 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-35971
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2025 – Feb 28, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli