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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

MS0450010 , City of Madison

10 of 5,233 results on record were positive for coliform or another organism the agency tests for. The most recent was April 5, 2021.

They fall across 10 of the 3,897 samples on record.

Every sample on record, October 13, 2003 to August 4, 2026. No date range is applied.

This system’s violations

The most recent samples

No date range is applied: this list draws on every sample on record. Show the last two years only.

The list below shows 586–600 of 3,897 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for City of Madison, 586 to 600 of 3,897 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 5, 2023 13:58
Sampling point
TC0028 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43197
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 5, 2023 13:58, sampling point TC0028 Coliform (TCR)
Absence , sample collected Jun 5, 2023 13:58, sampling point TC0028 E. Coli
Collected
May 3, 2023 12:42
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43171
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 12:42, sampling point TC0002 Coliform (TCR)
Absence , sample collected May 3, 2023 12:42, sampling point TC0002 E. Coli
Collected
May 3, 2023 11:15
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43177
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 11:15, sampling point TC0004 Coliform (TCR)
Absence , sample collected May 3, 2023 11:15, sampling point TC0004 E. Coli
Collected
May 3, 2023 11:30
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43176
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 11:30, sampling point TC0007 Coliform (TCR)
Absence , sample collected May 3, 2023 11:30, sampling point TC0007 E. Coli
Collected
May 3, 2023 11:45
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43175
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 11:45, sampling point TC0008 Coliform (TCR)
Absence , sample collected May 3, 2023 11:45, sampling point TC0008 E. Coli
Collected
May 3, 2023 12:15
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43173
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 12:15, sampling point TC0014 Coliform (TCR)
Absence , sample collected May 3, 2023 12:15, sampling point TC0014 E. Coli
Collected
May 3, 2023 12:25
Sampling point
TC0020 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43172
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 12:25, sampling point TC0020 Coliform (TCR)
Absence , sample collected May 3, 2023 12:25, sampling point TC0020 E. Coli
Collected
May 3, 2023 11:59
Sampling point
TC0023 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43174
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 11:59, sampling point TC0023 Coliform (TCR)
Absence , sample collected May 3, 2023 11:59, sampling point TC0023 E. Coli
Collected
May 3, 2023 10:55
Sampling point
TC0024 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43178
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 10:55, sampling point TC0024 Coliform (TCR)
Absence , sample collected May 3, 2023 10:55, sampling point TC0024 E. Coli
Collected
May 1, 2023 10:55
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43181
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 1, 2023 10:55, sampling point TC0001 Coliform (TCR)
Absence , sample collected May 1, 2023 10:55, sampling point TC0001 E. Coli
Collected
May 1, 2023 10:44
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43182
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 1, 2023 10:44, sampling point TC0003 Coliform (TCR)
Absence , sample collected May 1, 2023 10:44, sampling point TC0003 E. Coli
Collected
May 1, 2023 10:19
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43184
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 1, 2023 10:19, sampling point TC0010 Coliform (TCR)
Absence , sample collected May 1, 2023 10:19, sampling point TC0010 E. Coli
Collected
May 1, 2023 09:55
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43185
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 1, 2023 09:55, sampling point TC0012 Coliform (TCR)
Absence , sample collected May 1, 2023 09:55, sampling point TC0012 E. Coli
Collected
May 1, 2023 11:13
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43180
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 1, 2023 11:13, sampling point TC0015 Coliform (TCR)
Absence , sample collected May 1, 2023 11:13, sampling point TC0015 E. Coli
Collected
May 1, 2023 12:00
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43179
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 1, 2023 12:00, sampling point TC0016 Coliform (TCR)
Absence , sample collected May 1, 2023 12:00, sampling point TC0016 E. Coli