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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 196–210 of 419 samples in this date range, newest first.

Repeat (12) and Routine (3).

Coliform and microbial sample results for City of Cleveland, 196 to 210 of 419 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 10, 2025 07:30
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7170
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 10, 2025 07:30, sampling point TC0015 Coliform (TCR)
Absence , sample collected Sep 10, 2025 07:30, sampling point TC0015 E. Coli
Collected
Sep 8, 2025 06:40
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-250203-7155
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 8, 2025 06:40, sampling point DS000 Coliform (TCR)
Absence , sample collected Sep 8, 2025 06:40, sampling point DS000 E. Coli
Collected
Sep 8, 2025 07:40
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-250203-7158
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Presence , sample collected Sep 8, 2025 07:40, sampling point DS000 Coliform (TCR)
Absence , sample collected Sep 8, 2025 07:40, sampling point DS000 E. Coli
Collected
Sep 8, 2025 08:55
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-250203-7161
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Presence , sample collected Sep 8, 2025 08:55, sampling point DS000 Coliform (TCR)
Absence , sample collected Sep 8, 2025 08:55, sampling point DS000 E. Coli
Collected
Sep 8, 2025 09:41
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-250203-7164
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 8, 2025 09:41, sampling point DS000 Coliform (TCR)
Absence , sample collected Sep 8, 2025 09:41, sampling point DS000 E. Coli
Collected
Sep 8, 2025 09:51
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-250203-7165
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 8, 2025 09:51, sampling point DS000 Coliform (TCR)
Absence , sample collected Sep 8, 2025 09:51, sampling point DS000 E. Coli
Collected
Sep 8, 2025 10:42
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-250203-7167
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 8, 2025 10:42, sampling point DS000 Coliform (TCR)
Absence , sample collected Sep 8, 2025 10:42, sampling point DS000 E. Coli
Collected
Sep 8, 2025 10:55
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-250203-7168
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Presence , sample collected Sep 8, 2025 10:55, sampling point DS000 Coliform (TCR)
Absence , sample collected Sep 8, 2025 10:55, sampling point DS000 E. Coli
Collected
Sep 8, 2025 09:31
Sampling point
TC0002 Outside Faucet
Sample type
Repeat
Lab sample
BACT-250203-7163
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Presence , sample collected Sep 8, 2025 09:31, sampling point TC0002 Coliform (TCR)
Absence , sample collected Sep 8, 2025 09:31, sampling point TC0002 E. Coli
Collected
Sep 8, 2025 06:30
Sampling point
TC0004 Outside Faucet
Sample type
Repeat
Lab sample
BACT-250203-7154
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Presence , sample collected Sep 8, 2025 06:30, sampling point TC0004 Coliform (TCR)
Absence , sample collected Sep 8, 2025 06:30, sampling point TC0004 E. Coli
Collected
Sep 8, 2025 10:30
Sampling point
TC0010 Outside Faucet
Sample type
Repeat
Lab sample
BACT-250203-7166
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Presence , sample collected Sep 8, 2025 10:30, sampling point TC0010 Coliform (TCR)
Absence , sample collected Sep 8, 2025 10:30, sampling point TC0010 E. Coli
Collected
Sep 8, 2025 08:34
Sampling point
TC0011 Outside Faucet
Sample type
Repeat
Lab sample
BACT-250203-7160
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 8, 2025 08:34, sampling point TC0011 Coliform (TCR)
Absence , sample collected Sep 8, 2025 08:34, sampling point TC0011 E. Coli
Collected
Sep 8, 2025 07:30
Sampling point
TC0012 Outside Faucet
Sample type
Repeat
Lab sample
BACT-250203-7157
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 8, 2025 07:30, sampling point TC0012 Coliform (TCR)
Absence , sample collected Sep 8, 2025 07:30, sampling point TC0012 E. Coli
Collected
Sep 3, 2025 06:30
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7142
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Presence , sample collected Sep 3, 2025 06:30, sampling point TC0002 Coliform (TCR)
Absence , sample collected Sep 3, 2025 06:30, sampling point TC0002 E. Coli
Collected
Sep 3, 2025 07:00
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-250203-7143
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 3, 2025 07:00, sampling point TC0003 Coliform (TCR)
Absence , sample collected Sep 3, 2025 07:00, sampling point TC0003 E. Coli