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 571–585 of 586 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Oct 8, 2024 12:51, sampling point TC0026 | Coliform (TCR) |
| Absence , sample collected Oct 8, 2024 12:51, sampling point TC0026 | E. Coli |
|
|
| Absence , sample collected Oct 8, 2024 13:11, sampling point TC0027 | Coliform (TCR) |
| Absence , sample collected Oct 8, 2024 13:11, sampling point TC0027 | E. Coli |
|
|
| Absence , sample collected Oct 8, 2024 12:32, sampling point TC0035 | Coliform (TCR) |
| Absence , sample collected Oct 8, 2024 12:32, sampling point TC0035 | E. Coli |
|
|
| Absence , sample collected Oct 8, 2024 11:59, sampling point TC0040 | Coliform (TCR) |
| Absence , sample collected Oct 8, 2024 11:59, sampling point TC0040 | E. Coli |
|
|
| Absence , sample collected Oct 7, 2024 08:46, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Oct 7, 2024 08:46, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Oct 7, 2024 08:26, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Oct 7, 2024 08:26, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Oct 7, 2024 09:40, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Oct 7, 2024 09:40, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Oct 7, 2024 10:02, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Oct 7, 2024 10:02, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Oct 7, 2024 10:19, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Oct 7, 2024 10:19, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Oct 7, 2024 13:14, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Oct 7, 2024 13:14, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Oct 7, 2024 13:35, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Oct 7, 2024 13:35, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Oct 7, 2024 14:00, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Oct 7, 2024 14:00, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Oct 7, 2024 14:20, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Oct 7, 2024 14:20, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Oct 7, 2024 14:42, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Oct 7, 2024 14:42, sampling point TC0011 | E. Coli |
|
|
| Absence , sample collected Oct 7, 2024 15:05, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Oct 7, 2024 15:05, sampling point TC0012 | E. Coli |
-
- Collected
- Oct 8, 2024 12:51
- Sampling point
- TC0026 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36060
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 8, 2024 13:11
- Sampling point
- TC0027 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36061
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 8, 2024 12:32
- Sampling point
- TC0035 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36059
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 8, 2024 11:59
- Sampling point
- TC0040 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36058
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 7, 2024 08:46
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36028
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 7, 2024 08:26
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36027
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 7, 2024 09:40
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36029
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 7, 2024 10:02
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36030
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 7, 2024 10:19
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36031
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 7, 2024 13:14
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36032
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 7, 2024 13:35
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36033
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 7, 2024 14:00
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36044
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 7, 2024 14:20
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36045
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 7, 2024 14:42
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36046
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 7, 2024 15:05
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-36047
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli