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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

MS0680002 , Charleston Utilities

6 of 1,167 results on record were positive for coliform or another organism the agency tests for. The most recent was August 25, 2025.

They fall across 6 of the 901 samples on record.

Every sample on record, October 13, 2003 to July 15, 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 67 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for Charleston Utilities, 1 to 15 of 67 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 15, 2026 15:32
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-260508-13894
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 15, 2026 15:32, sampling point TC0002 Coliform (TCR)
Absence , sample collected Jul 15, 2026 15:32, sampling point TC0002 E. Coli
Collected
Jul 15, 2026 15:54
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-260508-13895
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 15, 2026 15:54, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jul 15, 2026 15:54, sampling point TC0003 E. Coli
Collected
Jul 15, 2026 16:10
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-260508-13896
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 15, 2026 16:10, sampling point TC0004 Coliform (TCR)
Absence , sample collected Jul 15, 2026 16:10, sampling point TC0004 E. Coli
Collected
Jun 16, 2026 15:50
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-260508-13891
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 16, 2026 15:50, sampling point TC0002 Coliform (TCR)
Absence , sample collected Jun 16, 2026 15:50, sampling point TC0002 E. Coli
Collected
Jun 16, 2026 16:01
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-260508-13892
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 16, 2026 16:01, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jun 16, 2026 16:01, sampling point TC0003 E. Coli
Collected
Jun 16, 2026 16:12
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-260508-13893
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 16, 2026 16:12, sampling point TC0004 Coliform (TCR)
Absence , sample collected Jun 16, 2026 16:12, sampling point TC0004 E. Coli
Collected
May 26, 2026 15:18
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-240520-23281
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 26, 2026 15:18, sampling point TC0002 Coliform (TCR)
Absence , sample collected May 26, 2026 15:18, sampling point TC0002 E. Coli
Collected
May 26, 2026 15:30
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-260527-15591
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 26, 2026 15:30, sampling point TC0004 Coliform (TCR)
Absence , sample collected May 26, 2026 15:30, sampling point TC0004 E. Coli
Collected
May 26, 2026 15:44
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-260527-15593
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 26, 2026 15:44, sampling point TC0005 Coliform (TCR)
Absence , sample collected May 26, 2026 15:44, sampling point TC0005 E. Coli
Collected
Apr 28, 2026 15:30
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-250224-9665
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 28, 2026 15:30, sampling point TC0002 Coliform (TCR)
Absence , sample collected Apr 28, 2026 15:30, sampling point TC0002 E. Coli
Collected
Apr 28, 2026 15:42
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-250224-9666
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 28, 2026 15:42, sampling point TC0003 Coliform (TCR)
Absence , sample collected Apr 28, 2026 15:42, sampling point TC0003 E. Coli
Collected
Apr 28, 2026 15:58
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240520-23280
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 28, 2026 15:58, sampling point TC0005 Coliform (TCR)
Absence , sample collected Apr 28, 2026 15:58, sampling point TC0005 E. Coli
Collected
Mar 23, 2026 13:50
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-250224-9662
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2026 – Mar 31, 2026
Absence , sample collected Mar 23, 2026 13:50, sampling point TC0001 Coliform (TCR)
Absence , sample collected Mar 23, 2026 13:50, sampling point TC0001 E. Coli
Collected
Mar 23, 2026 14:10
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-250224-9663
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2026 – Mar 31, 2026
Absence , sample collected Mar 23, 2026 14:10, sampling point TC0003 Coliform (TCR)
Absence , sample collected Mar 23, 2026 14:10, sampling point TC0003 E. Coli
Collected
Mar 23, 2026 14:25
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-250224-9664
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2026 – Mar 31, 2026
Absence , sample collected Mar 23, 2026 14:25, sampling point TC0005 Coliform (TCR)
Absence , sample collected Mar 23, 2026 14:25, sampling point TC0005 E. Coli