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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

MS0060006 , City of Cleveland

109 of 5,999 results on record were positive for coliform or another organism the agency tests for. The most recent was August 10, 2026.

They fall across 109 of the 4,494 samples on record.

Every sample on record, October 23, 2003 to August 10, 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 27, 2024 and September 27, 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 211–225 of 419 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for City of Cleveland, 211 to 225 of 419 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 3, 2025 07:30
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7144
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Presence , sample collected Sep 3, 2025 07:30, sampling point TC0004 Coliform (TCR)
Absence , sample collected Sep 3, 2025 07:30, sampling point TC0004 E. Coli
Collected
Sep 3, 2025 08:00
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7145
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 3, 2025 08:00, sampling point TC0005 Coliform (TCR)
Absence , sample collected Sep 3, 2025 08:00, sampling point TC0005 E. Coli
Collected
Sep 3, 2025 08:30
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7146
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 3, 2025 08:30, sampling point TC0006 Coliform (TCR)
Absence , sample collected Sep 3, 2025 08:30, sampling point TC0006 E. Coli
Collected
Sep 3, 2025 09:00
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7147
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 3, 2025 09:00, sampling point TC0007 Coliform (TCR)
Absence , sample collected Sep 3, 2025 09:00, sampling point TC0007 E. Coli
Collected
Sep 3, 2025 09:30
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7148
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 3, 2025 09:30, sampling point TC0008 Coliform (TCR)
Absence , sample collected Sep 3, 2025 09:30, sampling point TC0008 E. Coli
Collected
Sep 3, 2025 10:00
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7149
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 3, 2025 10:00, sampling point TC0009 Coliform (TCR)
Absence , sample collected Sep 3, 2025 10:00, sampling point TC0009 E. Coli
Collected
Sep 3, 2025 10:30
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7150
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Presence , sample collected Sep 3, 2025 10:30, sampling point TC0010 Coliform (TCR)
Absence , sample collected Sep 3, 2025 10:30, sampling point TC0010 E. Coli
Collected
Sep 3, 2025 11:00
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7151
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Presence , sample collected Sep 3, 2025 11:00, sampling point TC0011 Coliform (TCR)
Absence , sample collected Sep 3, 2025 11:00, sampling point TC0011 E. Coli
Collected
Sep 3, 2025 11:30
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7152
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Presence , sample collected Sep 3, 2025 11:30, sampling point TC0012 Coliform (TCR)
Absence , sample collected Sep 3, 2025 11:30, sampling point TC0012 E. Coli
Collected
Sep 3, 2025 12:00
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7153
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 3, 2025 12:00, sampling point TC0013 Coliform (TCR)
Absence , sample collected Sep 3, 2025 12:00, sampling point TC0013 E. Coli
Collected
Aug 25, 2025 07:00
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7139
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 25, 2025 07:00, sampling point TC0014 Coliform (TCR)
Absence , sample collected Aug 25, 2025 07:00, sampling point TC0014 E. Coli
Collected
Aug 25, 2025 07:30
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7140
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 25, 2025 07:30, sampling point TC0015 Coliform (TCR)
Absence , sample collected Aug 25, 2025 07:30, sampling point TC0015 E. Coli
Collected
Aug 25, 2025 08:00
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7141
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 25, 2025 08:00, sampling point TC0016 Coliform (TCR)
Absence , sample collected Aug 25, 2025 08:00, sampling point TC0016 E. Coli
Collected
Aug 11, 2025 06:30
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7127
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 06:30, sampling point TC0002 Coliform (TCR)
Absence , sample collected Aug 11, 2025 06:30, sampling point TC0002 E. Coli
Collected
Aug 11, 2025 07:00
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7128
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 07:00, sampling point TC0003 Coliform (TCR)
Absence , sample collected Aug 11, 2025 07:00, sampling point TC0003 E. Coli