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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

MS0810036 , Ajinomoto Foods North America, Inc

5 of 278 results on record were positive for coliform or another organism the agency tests for. The most recent was July 21, 2016.

They fall across 5 of the 186 samples on record.

Every sample on record, November 3, 2008 to August 17, 2026. These figures cover the whole record; the list of samples further down is narrowed.

This system’s violations

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.

Show every sample on record

Choose a date range

The list below shows 1–15 of 23 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for Ajinomoto Foods North America, Inc, 1 to 15 of 23 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 17, 2026 09:40
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-220505-9063
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 17, 2026 09:40, sampling point TC0001 Coliform (TCR)
Absence , sample collected Aug 17, 2026 09:40, sampling point TC0001 E. Coli
Collected
Jul 6, 2026 09:30
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-220505-9062
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 6, 2026 09:30, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jul 6, 2026 09:30, sampling point TC0001 E. Coli
Collected
Jun 1, 2026 11:45
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-250328-17474
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 1, 2026 11:45, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jun 1, 2026 11:45, sampling point TC0001 E. Coli
Collected
May 12, 2026 09:21
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-250328-17473
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 12, 2026 09:21, sampling point TC0001 Coliform (TCR)
Absence , sample collected May 12, 2026 09:21, sampling point TC0001 E. Coli
Collected
Apr 13, 2026 10:15
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-250328-17472
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 13, 2026 10:15, sampling point TC0001 Coliform (TCR)
Absence , sample collected Apr 13, 2026 10:15, sampling point TC0001 E. Coli
Collected
Mar 17, 2026 09:30
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-250328-17471
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2026 – Mar 31, 2026
Absence , sample collected Mar 17, 2026 09:30, sampling point TC0001 Coliform (TCR)
Absence , sample collected Mar 17, 2026 09:30, sampling point TC0001 E. Coli
Collected
Feb 17, 2026 10:39
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-250328-17470
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Absence , sample collected Feb 17, 2026 10:39, sampling point TC0001 Coliform (TCR)
Absence , sample collected Feb 17, 2026 10:39, sampling point TC0001 E. Coli
Collected
Jan 5, 2026 14:32
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-250328-17469
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 5, 2026 14:32, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jan 5, 2026 14:32, sampling point TC0001 E. Coli
Collected
Dec 1, 2025 11:55
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-250328-17468
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 1, 2025 11:55, sampling point TC0001 Coliform (TCR)
Absence , sample collected Dec 1, 2025 11:55, sampling point TC0001 E. Coli
Collected
Nov 3, 2025 12:15
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-250328-17467
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 3, 2025 12:15, sampling point TC0001 Coliform (TCR)
Absence , sample collected Nov 3, 2025 12:15, sampling point TC0001 E. Coli
Collected
Oct 6, 2025 11:35
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-250328-17466
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 6, 2025 11:35, sampling point TC0001 Coliform (TCR)
Absence , sample collected Oct 6, 2025 11:35, sampling point TC0001 E. Coli
Collected
Sep 15, 2025 10:30
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-220505-9061
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 15, 2025 10:30, sampling point TC0001 Coliform (TCR)
Absence , sample collected Sep 15, 2025 10:30, sampling point TC0001 E. Coli
Collected
Aug 5, 2025 09:50
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-220505-9060
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 5, 2025 09:50, sampling point TC0001 Coliform (TCR)
Absence , sample collected Aug 5, 2025 09:50, sampling point TC0001 E. Coli
Collected
Jul 7, 2025 11:08
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-220505-9059
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2025 – Jul 31, 2025
Absence , sample collected Jul 7, 2025 11:08, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jul 7, 2025 11:08, sampling point TC0001 E. Coli
Collected
Jun 2, 2025 12:16
Sampling point
TC0001 Sample Faucet
Sample type
Routine
Lab sample
BACT-220505-9058
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 2, 2025 12:16, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jun 2, 2025 12:16, sampling point TC0001 E. Coli