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
MS0610011 , Greenfield Water Association
5 of 1,917 results on record were positive for coliform or another organism the agency tests for. The most recent was May 2, 2011.
They fall across 5 of the 1,382 samples on record.
Every sample on record, November 3, 2003 to August 3, 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 159 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Apr 1, 2026 08:31, sampling point TC0014 | Coliform (TCR) |
| Absence , sample collected Apr 1, 2026 08:31, sampling point TC0014 | E. Coli |
|
|
| Absence , sample collected Apr 1, 2026 08:44, sampling point TC0016 | Coliform (TCR) |
| Absence , sample collected Apr 1, 2026 08:44, sampling point TC0016 | E. Coli |
|
|
| Absence , sample collected Apr 1, 2026 08:53, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Apr 1, 2026 08:53, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected Apr 1, 2026 11:00, sampling point TC0019 | Coliform (TCR) |
| Absence , sample collected Apr 1, 2026 11:00, sampling point TC0019 | E. Coli |
|
|
| Absence , sample collected Apr 1, 2026 09:10, sampling point TC0023 | Coliform (TCR) |
| Absence , sample collected Apr 1, 2026 09:10, sampling point TC0023 | E. Coli |
|
|
| Absence , sample collected Mar 4, 2026 10:23, sampling point TC0013 | Coliform (TCR) |
| Absence , sample collected Mar 4, 2026 10:23, sampling point TC0013 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 08:14, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 08:14, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 08:39, sampling point TC0014 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 08:39, sampling point TC0014 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 08:52, sampling point TC0016 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 08:52, sampling point TC0016 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 09:13, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 09:13, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 09:29, sampling point TC0021 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 09:29, sampling point TC0021 | E. Coli |
|
|
| Absence , sample collected Mar 1, 2026 15:21, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Mar 1, 2026 15:21, sampling point TC0011 | E. Coli |
|
|
| Absence , sample collected Feb 2, 2026 08:41, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Feb 2, 2026 08:41, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Feb 2, 2026 08:53, sampling point TC0014 | Coliform (TCR) |
| Absence , sample collected Feb 2, 2026 08:53, sampling point TC0014 | E. Coli |
|
|
| Absence , sample collected Feb 2, 2026 09:05, sampling point TC0016 | Coliform (TCR) |
| Absence , sample collected Feb 2, 2026 09:05, sampling point TC0016 | E. Coli |
-
- Collected
- Apr 1, 2026 08:31
- Sampling point
- TC0014 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62638
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 1, 2026 08:44
- Sampling point
- TC0016 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62639
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 1, 2026 08:53
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62640
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 1, 2026 11:00
- Sampling point
- TC0019 Sample Station
- Sample type
- Routine
- Lab sample
- BACT-250328-17048
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 1, 2026 09:10
- Sampling point
- TC0023 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62641
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 4, 2026 10:23
- Sampling point
- TC0013 Sample Station
- Sample type
- Routine
- Lab sample
- BACT-251201-62634
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 2, 2026 08:14
- Sampling point
- TC0012 Sample Station
- Sample type
- Routine
- Lab sample
- BACT-251201-62628
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 2, 2026 08:39
- Sampling point
- TC0014 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62630
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 2, 2026 08:52
- Sampling point
- TC0016 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62631
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 2, 2026 09:13
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62632
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 2, 2026 09:29
- Sampling point
- TC0021 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62633
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 1, 2026 15:21
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250328-17094
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 2, 2026 08:41
- Sampling point
- TC0012 Sample Station
- Sample type
- Routine
- Lab sample
- BACT-250328-17029
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 2, 2026 08:53
- Sampling point
- TC0014 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250328-17030
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 2, 2026 09:05
- Sampling point
- TC0016 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250328-17031
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli