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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 26, 2024 and September 26, 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 31–45 of 419 samples in this date range, newest first.

Repeat (8) and Routine (7).

Coliform and microbial sample results for City of Cleveland, 31 to 45 of 419 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 13, 2026 09:00
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70506
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 09:00, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jul 13, 2026 09:00, sampling point TC0007 E. Coli
Collected
Jul 13, 2026 09:30
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70507
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 09:30, sampling point TC0008 Coliform (TCR)
Absence , sample collected Jul 13, 2026 09:30, sampling point TC0008 E. Coli
Collected
Jul 13, 2026 10:00
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70508
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 10:00, sampling point TC0009 Coliform (TCR)
Absence , sample collected Jul 13, 2026 10:00, sampling point TC0009 E. Coli
Collected
Jul 13, 2026 10:30
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70509
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 10:30, sampling point TC0010 Coliform (TCR)
Absence , sample collected Jul 13, 2026 10:30, sampling point TC0010 E. Coli
Collected
Jul 13, 2026 11:00
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70510
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 11:00, sampling point TC0011 Coliform (TCR)
Absence , sample collected Jul 13, 2026 11:00, sampling point TC0011 E. Coli
Collected
Jul 13, 2026 11:30
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70511
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 11:30, sampling point TC0012 Coliform (TCR)
Absence , sample collected Jul 13, 2026 11:30, sampling point TC0012 E. Coli
Collected
Jul 13, 2026 12:00
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70512
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 12:00, sampling point TC0013 Coliform (TCR)
Absence , sample collected Jul 13, 2026 12:00, sampling point TC0013 E. Coli
Collected
Jun 18, 2026 14:30
Sampling point
TC0015 Outside Faucet
Sample type
Repeat
Lab sample
BACT-251208-70498
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 18, 2026 14:30, sampling point TC0015 Coliform (TCR)
Absence , sample collected Jun 18, 2026 14:30, sampling point TC0015 E. Coli
Collected
Jun 18, 2026 15:00
Sampling point
TC0015 Outside Faucet
Sample type
Repeat
Lab sample
BACT-251208-70499
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 18, 2026 15:00, sampling point TC0015 Coliform (TCR)
Absence , sample collected Jun 18, 2026 15:00, sampling point TC0015 E. Coli
Collected
Jun 18, 2026 15:15
Sampling point
TC0015 Outside Faucet
Sample type
Repeat
Lab sample
BACT-251208-70500
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 18, 2026 15:15, sampling point TC0015 Coliform (TCR)
Absence , sample collected Jun 18, 2026 15:15, sampling point TC0015 E. Coli
Collected
Jun 11, 2026 07:00
Sampling point
TC0007 Outside Faucet
Sample type
Repeat
Lab sample
BACT-251208-70485
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 11, 2026 07:00, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jun 11, 2026 07:00, sampling point TC0007 E. Coli
Collected
Jun 11, 2026 07:40
Sampling point
TC0007 Outside Faucet
Sample type
Repeat
Lab sample
BACT-251208-70486
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 11, 2026 07:40, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jun 11, 2026 07:40, sampling point TC0007 E. Coli
Collected
Jun 11, 2026 07:20
Sampling point
TC0007 Outside Faucet
Sample type
Repeat
Lab sample
BACT-251208-70487
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 11, 2026 07:20, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jun 11, 2026 07:20, sampling point TC0007 E. Coli
Collected
Jun 11, 2026 08:20
Sampling point
TC0011 Outside Faucet
Sample type
Repeat
Lab sample
BACT-251208-70488
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 11, 2026 08:20, sampling point TC0011 Coliform (TCR)
Absence , sample collected Jun 11, 2026 08:20, sampling point TC0011 E. Coli
Collected
Jun 11, 2026 08:40
Sampling point
TC0011 Outside Faucet
Sample type
Repeat
Lab sample
BACT-251208-70489
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 11, 2026 08:40, sampling point TC0011 Coliform (TCR)
Absence , sample collected Jun 11, 2026 08:40, sampling point TC0011 E. Coli