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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

MS0400011 , Town of Walnut Grove

3 of 454 results on record were positive for coliform or another organism the agency tests for. The most recent was May 22, 2009.

They fall across 3 of the 365 samples on record.

Every sample on record, October 29, 2003 to July 27, 2026. No date range is applied.

This system’s violations

The most recent samples

No date range is applied: this list draws on every sample on record. Show the last two years only.

The list below shows 16–30 of 365 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Town of Walnut Grove, 16 to 30 of 365 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Apr 14, 2025 15:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-250224-9728
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2025 – Apr 30, 2025
Absence , sample collected Apr 14, 2025 15:15, sampling point DS000 Coliform (TCR)
Absence , sample collected Apr 14, 2025 15:15, sampling point DS000 E. Coli
Collected
Mar 11, 2025 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-250224-9727
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2025 – Mar 31, 2025
Absence , sample collected Mar 11, 2025 12:30, sampling point DS000 Coliform (TCR)
Absence , sample collected Mar 11, 2025 12:30, sampling point DS000 E. Coli
Collected
Feb 18, 2025 14:46
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-240611-26039
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 18, 2025 14:46, sampling point DS000 Coliform (TCR)
Absence , sample collected Feb 18, 2025 14:46, sampling point DS000 E. Coli
Collected
Jan 14, 2025 13:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-240611-26038
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 14, 2025 13:10, sampling point DS000 Coliform (TCR)
Absence , sample collected Jan 14, 2025 13:10, sampling point DS000 E. Coli
Collected
Dec 3, 2024 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-241204-42824
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 3, 2024 12:30, sampling point DS000 Coliform (TCR)
Absence , sample collected Dec 3, 2024 12:30, sampling point DS000 E. Coli
Collected
Nov 18, 2024 15:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-240611-26037
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2024 – Nov 30, 2024
Absence , sample collected Nov 18, 2024 15:00, sampling point DS000 Coliform (TCR)
Absence , sample collected Nov 18, 2024 15:00, sampling point DS000 E. Coli
Collected
Oct 15, 2024 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-240611-26036
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2024 – Oct 31, 2024
Absence , sample collected Oct 15, 2024 14:00, sampling point DS000 Coliform (TCR)
Absence , sample collected Oct 15, 2024 14:00, sampling point DS000 E. Coli
Collected
Sep 17, 2024 12:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-240611-26035
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2024 – Sep 30, 2024
Absence , sample collected Sep 17, 2024 12:15, sampling point DS000 Coliform (TCR)
Absence , sample collected Sep 17, 2024 12:15, sampling point DS000 E. Coli
Collected
Aug 19, 2024 14:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-240611-26033
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2024 – Aug 31, 2024
Absence , sample collected Aug 19, 2024 14:15, sampling point DS000 Coliform (TCR)
Absence , sample collected Aug 19, 2024 14:15, sampling point DS000 E. Coli
Collected
Jul 16, 2024 12:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-240611-26032
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2024 – Jul 31, 2024
Absence , sample collected Jul 16, 2024 12:45, sampling point DS000 Coliform (TCR)
Absence , sample collected Jul 16, 2024 12:45, sampling point DS000 E. Coli
Collected
Jun 10, 2024 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-220815-20234
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2024 – Jun 30, 2024
Absence , sample collected Jun 10, 2024 12:30, sampling point DS000 Coliform (TCR)
Absence , sample collected Jun 10, 2024 12:30, sampling point DS000 E. Coli
Collected
May 7, 2024 12:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-220815-20233
Laboratory
MSDH Lab
Monitoring period
May 1, 2024 – May 31, 2024
Absence , sample collected May 7, 2024 12:45, sampling point DS000 Coliform (TCR)
Absence , sample collected May 7, 2024 12:45, sampling point DS000 E. Coli
Collected
Apr 8, 2024 14:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-220815-20232
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2024 – Apr 30, 2024
Absence , sample collected Apr 8, 2024 14:30, sampling point DS000 Coliform (TCR)
Absence , sample collected Apr 8, 2024 14:30, sampling point DS000 E. Coli
Collected
Mar 11, 2024 14:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-220815-20231
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2024 – Mar 31, 2024
Absence , sample collected Mar 11, 2024 14:55, sampling point DS000 Coliform (TCR)
Absence , sample collected Mar 11, 2024 14:55, sampling point DS000 E. Coli
Collected
Feb 13, 2024 13:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-220815-20230
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2024 – Feb 29, 2024
Absence , sample collected Feb 13, 2024 13:05, sampling point DS000 Coliform (TCR)
Absence , sample collected Feb 13, 2024 13:05, sampling point DS000 E. Coli