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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 1,801–1,815 of 3,912 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for City of Madison, 1,801 to 1,815 of 3,912 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Nov 14, 2016 11:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
894332
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2016 – Nov 30, 2016
Absence , sample collected Nov 14, 2016 11:10, sampling point DS000 Coliform (TCR)
Collected
Nov 14, 2016 10:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
894333
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2016 – Nov 30, 2016
Absence , sample collected Nov 14, 2016 10:55, sampling point DS000 Coliform (TCR)
Collected
Nov 14, 2016 09:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
894334
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2016 – Nov 30, 2016
Absence , sample collected Nov 14, 2016 09:58, sampling point DS000 Coliform (TCR)
Collected
Nov 14, 2016 09:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
894335
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2016 – Nov 30, 2016
Absence , sample collected Nov 14, 2016 09:10, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 09:11
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886021
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 09:11, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 09:36
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886022
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 09:36, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 09:54
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886023
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 09:54, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886024
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 09:45, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886025
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 10:00, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 09:27
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886026
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 09:27, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 09:17
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886027
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 09:17, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
884961
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 10:20, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 09:06
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
884962
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 09:06, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 09:27
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
884963
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 09:27, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
884964
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 09:45, sampling point DS000 Coliform (TCR)