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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 5,263 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 3,912 samples on record.

Every sample on record, October 13, 2003 to September 2, 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 1,846–1,860 of 3,912 samples on record, newest first.

Routine (12) and Repeat (3).

Coliform and microbial sample results for City of Madison, 1,846 to 1,860 of 3,912 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 1, 2016 10:12
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
871904
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 1, 2016 10:12, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2016 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
871905
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 1, 2016 11:00, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2016 09:52
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
871906
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 1, 2016 09:52, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2016 10:16
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
872467
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 1, 2016 10:16, sampling point DS000 Coliform (TCR)
Collected
Jul 8, 2016 13:30
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
867550
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 8, 2016 13:30, sampling point DS000 Coliform (TCR)
Collected
Jul 8, 2016 13:23
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
867551
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 8, 2016 13:23, sampling point DS000 Coliform (TCR)
Collected
Jul 8, 2016 13:14
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
867552
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 8, 2016 13:14, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2016 10:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
867418
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 7, 2016 10:05, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2016 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
867419
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 7, 2016 09:45, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2016 09:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
867420
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Presence , sample collected Jul 7, 2016 09:35, sampling point DS000 Coliform (TCR)
Absence , sample collected Jul 7, 2016 09:35, sampling point DS000 E. Coli
Collected
Jul 7, 2016 09:27
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
867421
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 7, 2016 09:27, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2016 08:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
867422
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 7, 2016 08:40, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2016 08:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
867423
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 7, 2016 08:50, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2016 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
867424
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 7, 2016 09:15, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 10:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866525
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 10:42, sampling point DS000 Coliform (TCR)