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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 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 419 samples in this date range, newest first.

Routine (8), TG (4) and Repeat (3). The agency publishes no name for the code TG, so none is shown — this page does not invent labels the agency has not published.

Coliform and microbial sample results for City of Cleveland, 1 to 15 of 419 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 10, 2026 15:30
Sampling point
DS000 Distribution
Sample type
TG
Lab sample
BACT-251208-70961
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 10, 2026 15:30, sampling point DS000 Coliform (TCR)
Absence , sample collected Aug 10, 2026 15:30, sampling point DS000 E. Coli
Collected
Aug 10, 2026 15:00
Sampling point
DS000 Distribution
Sample type
TG
Lab sample
BACT-251208-70962
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Presence , sample collected Aug 10, 2026 15:00, sampling point DS000 Coliform (TCR)
Absence , sample collected Aug 10, 2026 15:00, sampling point DS000 E. Coli
Collected
Aug 10, 2026 14:30
Sampling point
DS000 Distribution
Sample type
TG
Lab sample
BACT-251208-70963
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Presence , sample collected Aug 10, 2026 14:30, sampling point DS000 Coliform (TCR)
Absence , sample collected Aug 10, 2026 14:30, sampling point DS000 E. Coli
Collected
Aug 10, 2026 14:00
Sampling point
DS000 Distribution
Sample type
TG
Lab sample
BACT-251208-70964
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 10, 2026 14:00, sampling point DS000 Coliform (TCR)
Absence , sample collected Aug 10, 2026 14:00, sampling point DS000 E. Coli
Collected
Aug 10, 2026 14:00
Sampling point
TC0013 Outside Faucet
Sample type
Repeat
Lab sample
BACT-251208-70958
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 10, 2026 14:00, sampling point TC0013 Coliform (TCR)
Absence , sample collected Aug 10, 2026 14:00, sampling point TC0013 E. Coli
Collected
Aug 10, 2026 13:30
Sampling point
TC0013 Outside Faucet
Sample type
Repeat
Lab sample
BACT-251208-70959
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 10, 2026 13:30, sampling point TC0013 Coliform (TCR)
Absence , sample collected Aug 10, 2026 13:30, sampling point TC0013 E. Coli
Collected
Aug 10, 2026 13:00
Sampling point
TC0013 Outside Faucet
Sample type
Repeat
Lab sample
BACT-251208-70960
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 10, 2026 13:00, sampling point TC0013 Coliform (TCR)
Absence , sample collected Aug 10, 2026 13:00, sampling point TC0013 E. Coli
Collected
Aug 10, 2026 07:00
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70497
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 10, 2026 07:00, sampling point TC0014 Coliform (TCR)
Absence , sample collected Aug 10, 2026 07:00, sampling point TC0014 E. Coli
Collected
Aug 10, 2026 07:30
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70429
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 10, 2026 07:30, sampling point TC0015 Coliform (TCR)
Absence , sample collected Aug 10, 2026 07:30, sampling point TC0015 E. Coli
Collected
Aug 10, 2026 08:00
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70428
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 10, 2026 08:00, sampling point TC0016 Coliform (TCR)
Absence , sample collected Aug 10, 2026 08:00, sampling point TC0016 E. Coli
Collected
Aug 5, 2026 07:00
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70517
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 5, 2026 07:00, sampling point TC0002 Coliform (TCR)
Absence , sample collected Aug 5, 2026 07:00, sampling point TC0002 E. Coli
Collected
Aug 5, 2026 07:30
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70418
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 5, 2026 07:30, sampling point TC0003 Coliform (TCR)
Absence , sample collected Aug 5, 2026 07:30, sampling point TC0003 E. Coli
Collected
Aug 5, 2026 08:00
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70419
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 5, 2026 08:00, sampling point TC0004 Coliform (TCR)
Absence , sample collected Aug 5, 2026 08:00, sampling point TC0004 E. Coli
Collected
Aug 5, 2026 08:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70420
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 5, 2026 08:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Aug 5, 2026 08:30, sampling point TC0005 E. Coli
Collected
Aug 5, 2026 09:00
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-251208-70421
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 5, 2026 09:00, sampling point TC0006 Coliform (TCR)
Absence , sample collected Aug 5, 2026 09:00, sampling point TC0006 E. Coli