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
MS0480019 , Cason Water Association
7 of 1,842 results on record were positive for coliform or another organism the agency tests for. The most recent was April 7, 2026.
They fall across 7 of the 1,396 samples on record.
Every sample on record, October 21, 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 31–45 of 121 samples in this date range, newest first.
Routine (14) and Repeat (1).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Mar 13, 2026 14:41, sampling point DS000 | Coliform (TCR) |
| Absence , sample collected Mar 13, 2026 14:41, sampling point DS000 | E. Coli |
|
|
| Absence , sample collected Mar 9, 2026 09:30, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Mar 9, 2026 09:30, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Mar 9, 2026 09:50, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Mar 9, 2026 09:50, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Mar 9, 2026 10:05, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Mar 9, 2026 10:05, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Mar 9, 2026 10:15, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Mar 9, 2026 10:15, sampling point TC0011 | E. Coli |
|
|
| Presence , sample collected Mar 9, 2026 09:20, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Mar 9, 2026 09:20, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Feb 17, 2026 08:05, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Feb 17, 2026 08:05, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Feb 17, 2026 08:20, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Feb 17, 2026 08:20, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Feb 17, 2026 07:50, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Feb 17, 2026 07:50, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Feb 17, 2026 08:20, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Feb 17, 2026 08:20, sampling point TC0011 | E. Coli |
|
|
| Absence , sample collected Feb 17, 2026 07:30, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Feb 17, 2026 07:30, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Jan 12, 2026 09:33, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Jan 12, 2026 09:33, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Jan 12, 2026 09:02, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Jan 12, 2026 09:02, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Jan 12, 2026 09:17, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Jan 12, 2026 09:17, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Jan 12, 2026 09:10, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Jan 12, 2026 09:10, sampling point TC0011 | E. Coli |
-
- Collected
- Mar 13, 2026 14:41
- Sampling point
- DS000 Distribution
- Sample type
- Repeat
- Lab sample
- BACT-250416-21766
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 9, 2026 09:30
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21753
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 9, 2026 09:50
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21752
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 9, 2026 10:05
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21751
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 9, 2026 10:15
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21750
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 9, 2026 09:20
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21754
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Presence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 17, 2026 08:05
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21755
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 17, 2026 08:20
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21756
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 17, 2026 07:50
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21826
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 17, 2026 08:20
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21825
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 17, 2026 07:30
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21824
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 12, 2026 09:33
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21821
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 12, 2026 09:02
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21822
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 12, 2026 09:17
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21823
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 12, 2026 09:10
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250416-21820
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli