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
MS0800004 , City of Louisville
3 of 3,330 results on record were positive for coliform or another organism the agency tests for. The most recent was April 15, 2020.
They fall across 3 of the 2,586 samples on record.
Every sample on record, October 6, 2003 to August 12, 2026. These figures cover the whole record; the list of samples further down is narrowed.
The most recent samples
Showing samples collected between September 26, 2024 and September 26, 2026. That is this page’s default, not a limit on what the agency records.
Choose a date range
The list below shows 91–105 of 184 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Sep 23, 2025 08:40, sampling point TC0018 | Coliform (TCR) |
| Absence , sample collected Sep 23, 2025 08:40, sampling point TC0018 | E. Coli |
|
|
| Absence , sample collected Sep 23, 2025 08:20, sampling point TC0022 | Coliform (TCR) |
| Absence , sample collected Sep 23, 2025 08:20, sampling point TC0022 | E. Coli |
|
|
| Absence , sample collected Sep 22, 2025 08:30, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Sep 22, 2025 08:30, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Sep 22, 2025 09:40, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Sep 22, 2025 09:40, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Sep 22, 2025 08:50, sampling point TC0014 | Coliform (TCR) |
| Absence , sample collected Sep 22, 2025 08:50, sampling point TC0014 | E. Coli |
|
|
| Absence , sample collected Sep 22, 2025 09:15, sampling point TC0015 | Coliform (TCR) |
| Absence , sample collected Sep 22, 2025 09:15, sampling point TC0015 | E. Coli |
|
|
| Absence , sample collected Aug 19, 2025 09:05, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Aug 19, 2025 09:05, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Aug 19, 2025 09:30, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Aug 19, 2025 09:30, sampling point TC0011 | E. Coli |
|
|
| Absence , sample collected Aug 19, 2025 08:45, sampling point TC0018 | Coliform (TCR) |
| Absence , sample collected Aug 19, 2025 08:45, sampling point TC0018 | E. Coli |
|
|
| Absence , sample collected Aug 19, 2025 08:30, sampling point TC0022 | Coliform (TCR) |
| Absence , sample collected Aug 19, 2025 08:30, sampling point TC0022 | E. Coli |
|
|
| Absence , sample collected Aug 18, 2025 09:00, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Aug 18, 2025 09:00, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Aug 18, 2025 10:50, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Aug 18, 2025 10:50, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Aug 18, 2025 09:20, sampling point TC0014 | Coliform (TCR) |
| Absence , sample collected Aug 18, 2025 09:20, sampling point TC0014 | E. Coli |
|
|
| Absence , sample collected Aug 18, 2025 09:45, sampling point TC0015 | Coliform (TCR) |
| Absence , sample collected Aug 18, 2025 09:45, sampling point TC0015 | E. Coli |
|
|
| Absence , sample collected Jul 21, 2025 09:00, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Jul 21, 2025 09:00, sampling point TC0009 | E. Coli |
-
- Collected
- Sep 23, 2025 08:40
- Sampling point
- TC0018 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26188
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 23, 2025 08:20
- Sampling point
- TC0022 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26187
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 22, 2025 08:30
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26183
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 22, 2025 09:40
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26186
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 22, 2025 08:50
- Sampling point
- TC0014 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26184
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 22, 2025 09:15
- Sampling point
- TC0015 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26185
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 19, 2025 09:05
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26181
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 19, 2025 09:30
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26182
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 19, 2025 08:45
- Sampling point
- TC0018 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26180
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 19, 2025 08:30
- Sampling point
- TC0022 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26179
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 18, 2025 09:00
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26175
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 18, 2025 10:50
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26178
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 18, 2025 09:20
- Sampling point
- TC0014 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26176
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 18, 2025 09:45
- Sampling point
- TC0015 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26177
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 21, 2025 09:00
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230711-26173
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2025 – Jul 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli