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
MS0450010 , City of Madison
10 of 5,233 results on record were positive for coliform or another organism the agency tests for. The most recent was April 5, 2021.
They fall across 10 of the 3,897 samples on record.
Every sample on record, October 13, 2003 to August 4, 2026. No date range is applied.
The most recent samples
No date range is applied: this list draws on every sample on record. Show the last two years only.
The list below shows 226–240 of 3,897 samples on record, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Jun 4, 2025 07:35, sampling point TC0029 | Coliform (TCR) |
| Absence , sample collected Jun 4, 2025 07:35, sampling point TC0029 | E. Coli |
|
|
| Absence , sample collected May 7, 2025 12:25, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected May 7, 2025 12:25, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected May 7, 2025 10:45, sampling point TC0010 | Coliform (TCR) |
| Absence , sample collected May 7, 2025 10:45, sampling point TC0010 | E. Coli |
|
|
| Absence , sample collected May 7, 2025 10:25, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected May 7, 2025 10:25, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected May 7, 2025 11:25, sampling point TC0013 | Coliform (TCR) |
| Absence , sample collected May 7, 2025 11:25, sampling point TC0013 | E. Coli |
|
|
| Absence , sample collected May 7, 2025 13:10, sampling point TC0015 | Coliform (TCR) |
| Absence , sample collected May 7, 2025 13:10, sampling point TC0015 | E. Coli |
|
|
| Absence , sample collected May 7, 2025 13:30, sampling point TC0016 | Coliform (TCR) |
| Absence , sample collected May 7, 2025 13:30, sampling point TC0016 | E. Coli |
|
|
| Absence , sample collected May 7, 2025 11:55, sampling point TC0020 | Coliform (TCR) |
| Absence , sample collected May 7, 2025 11:55, sampling point TC0020 | E. Coli |
|
|
| Absence , sample collected May 7, 2025 11:00, sampling point TC0029 | Coliform (TCR) |
| Absence , sample collected May 7, 2025 11:00, sampling point TC0029 | E. Coli |
|
|
| Absence , sample collected May 5, 2025 14:00, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected May 5, 2025 14:00, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected May 5, 2025 14:25, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected May 5, 2025 14:25, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected May 5, 2025 14:15, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected May 5, 2025 14:15, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected May 5, 2025 14:35, sampling point TC0018 | Coliform (TCR) |
| Absence , sample collected May 5, 2025 14:35, sampling point TC0018 | E. Coli |
|
|
| Absence , sample collected May 5, 2025 13:55, sampling point TC0026 | Coliform (TCR) |
| Absence , sample collected May 5, 2025 13:55, sampling point TC0026 | E. Coli |
|
|
| Absence , sample collected May 5, 2025 13:50, sampling point TC0027 | Coliform (TCR) |
| Absence , sample collected May 5, 2025 13:50, sampling point TC0027 | E. Coli |
-
- Collected
- Jun 4, 2025 07:35
- Sampling point
- TC0029 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24189
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2025 – Jun 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 7, 2025 12:25
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24173
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 7, 2025 10:45
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24177
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 7, 2025 10:25
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24178
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 7, 2025 11:25
- Sampling point
- TC0013 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24175
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 7, 2025 13:10
- Sampling point
- TC0015 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24172
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 7, 2025 13:30
- Sampling point
- TC0016 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24191
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 7, 2025 11:55
- Sampling point
- TC0020 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24174
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 7, 2025 11:00
- Sampling point
- TC0029 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24176
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 5, 2025 14:00
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24210
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 5, 2025 14:25
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24205
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 5, 2025 14:15
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24206
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 5, 2025 14:35
- Sampling point
- TC0018 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24211
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 5, 2025 13:55
- Sampling point
- TC0026 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24208
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 5, 2025 13:50
- Sampling point
- TC0027 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240529-24209
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli