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
MS0740002 , Improve Water Association
5 of 1,107 results on record were positive for coliform or another organism the agency tests for. The most recent was May 9, 2016.
They fall across 5 of the 844 samples on record.
Every sample on record, October 7, 2003 to July 22, 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 1–15 of 66 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Jul 22, 2026 12:50, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 12:50, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 13:30, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 13:30, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 13:15, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 13:15, sampling point TC0012 | E. Coli |
|
|
| Absence , sample collected Jun 17, 2026 11:30, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Jun 17, 2026 11:30, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Jun 17, 2026 10:45, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Jun 17, 2026 10:45, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Jun 17, 2026 11:10, sampling point TC0010 | Coliform (TCR) |
| Absence , sample collected Jun 17, 2026 11:10, sampling point TC0010 | E. Coli |
|
|
| Absence , sample collected May 19, 2026 12:05, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected May 19, 2026 12:05, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected May 19, 2026 12:30, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected May 19, 2026 12:30, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected May 19, 2026 13:10, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected May 19, 2026 13:10, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Apr 22, 2026 12:20, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Apr 22, 2026 12:20, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Apr 22, 2026 12:55, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Apr 22, 2026 12:55, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Apr 22, 2026 12:40, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Apr 22, 2026 12:40, sampling point TC0011 | E. Coli |
|
|
| Absence , sample collected Mar 24, 2026 13:55, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Mar 24, 2026 13:55, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Mar 24, 2026 13:25, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Mar 24, 2026 13:25, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Mar 24, 2026 13:40, sampling point TC0012 | Coliform (TCR) |
| Absence , sample collected Mar 24, 2026 13:40, sampling point TC0012 | E. Coli |
-
- Collected
- Jul 22, 2026 12:50
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38929
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 13:30
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38907
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 13:15
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38928
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 17, 2026 11:30
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38905
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 17, 2026 10:45
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38906
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 17, 2026 11:10
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38904
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 19, 2026 12:05
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38901
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 19, 2026 12:30
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38903
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 19, 2026 13:10
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38902
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 22, 2026 12:20
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38899
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 22, 2026 12:55
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38898
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 22, 2026 12:40
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38900
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 24, 2026 13:55
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38926
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 24, 2026 13:25
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38925
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 24, 2026 13:40
- Sampling point
- TC0012 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250730-38924
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli