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 25, 2024 and September 25, 2026. That is this page’s default, not a limit on what the agency records.
Choose a date range
The list below shows 16–30 of 159 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Jun 1, 2026 08:31, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Jun 1, 2026 08:31, sampling point TC0011 | E. Coli |
|
|
| Absence , sample collected Jun 1, 2026 08:44, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Jun 1, 2026 08:44, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Jun 1, 2026 08:59, sampling point TC0013 | Coliform (TCR) |
| Absence , sample collected Jun 1, 2026 08:59, sampling point TC0013 | E. Coli |
|
|
| Absence , sample collected Jun 1, 2026 09:14, sampling point TC0014 | Coliform (TCR) |
| Absence , sample collected Jun 1, 2026 09:14, sampling point TC0014 | E. Coli |
|
|
| Absence , sample collected Jun 1, 2026 09:29, sampling point TC0016 | Coliform (TCR) |
| Absence , sample collected Jun 1, 2026 09:29, sampling point TC0016 | E. Coli |
|
|
| Absence , sample collected Jun 1, 2026 09:45, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Jun 1, 2026 09:45, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected May 6, 2026 10:01, sampling point TC0022 | Coliform (TCR) |
| Absence , sample collected May 6, 2026 10:01, sampling point TC0022 | E. Coli |
|
|
| Absence , sample collected May 4, 2026 08:19, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected May 4, 2026 08:19, sampling point TC0011 | E. Coli |
|
|
| Absence , sample collected May 4, 2026 08:30, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected May 4, 2026 08:30, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected May 4, 2026 08:55, sampling point TC0013 | Coliform (TCR) |
| Absence , sample collected May 4, 2026 08:55, sampling point TC0013 | E. Coli |
|
|
| Absence , sample collected May 4, 2026 08:43, sampling point TC0014 | Coliform (TCR) |
| Absence , sample collected May 4, 2026 08:43, sampling point TC0014 | E. Coli |
|
|
| Absence , sample collected May 4, 2026 09:12, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected May 4, 2026 09:12, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected May 4, 2026 09:28, sampling point TC0018 | Coliform (TCR) |
| Absence , sample collected May 4, 2026 09:28, sampling point TC0018 | E. Coli |
|
|
| Absence , sample collected Apr 6, 2026 13:07, sampling point TC0022 | Coliform (TCR) |
| Absence , sample collected Apr 6, 2026 13:07, sampling point TC0022 | E. Coli |
|
|
| Absence , sample collected Apr 1, 2026 10:45, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Apr 1, 2026 10:45, sampling point TC0011 | E. Coli |
-
- Collected
- Jun 1, 2026 08:31
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62637
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 1, 2026 08:44
- Sampling point
- TC0012 Sample Station
- Sample type
- Routine
- Lab sample
- BACT-251201-62649
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 1, 2026 08:59
- Sampling point
- TC0013 Sample Station
- Sample type
- Routine
- Lab sample
- BACT-251201-62650
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 1, 2026 09:14
- Sampling point
- TC0014 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62651
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 1, 2026 09:29
- Sampling point
- TC0016 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62652
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 1, 2026 09:45
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62653
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 6, 2026 10:01
- Sampling point
- TC0022 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62648
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 4, 2026 08:19
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62643
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 4, 2026 08:30
- Sampling point
- TC0012 Sample Station
- Sample type
- Routine
- Lab sample
- BACT-251201-62644
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 4, 2026 08:55
- Sampling point
- TC0013 Sample Station
- Sample type
- Routine
- Lab sample
- BACT-251201-62646
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 4, 2026 08:43
- Sampling point
- TC0014 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62645
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 4, 2026 09:12
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62647
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 4, 2026 09:28
- Sampling point
- TC0018 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62636
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 6, 2026 13:07
- Sampling point
- TC0022 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251201-62635
- 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 10:45
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250328-17047
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli