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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 1,561–1,575 of 3,912 samples on record, newest first.

Routine (12) and Repeat (3).

Coliform and microbial sample results for City of Madison, 1,561 to 1,575 of 3,912 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 6, 2018 10:56
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
987289
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2018 – Mar 31, 2018
Absence , sample collected Mar 6, 2018 10:56, sampling point DS000 Coliform (TCR)
Collected
Feb 15, 2018 13:35
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
984893
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 15, 2018 13:35, sampling point DS000 Coliform (TCR)
Collected
Feb 15, 2018 14:02
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
984894
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 15, 2018 14:02, sampling point DS000 Coliform (TCR)
Collected
Feb 15, 2018 14:22
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
984898
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 15, 2018 14:22, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2018 13:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984645
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 14, 2018 13:15, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2018 13:26
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984646
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 14, 2018 13:26, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2018 13:38
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984647
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 14, 2018 13:38, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2018 14:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984655
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Presence , sample collected Feb 14, 2018 14:15, sampling point DS000 Coliform (TCR)
Absence , sample collected Feb 14, 2018 14:15, sampling point DS000 E. Coli
Collected
Feb 14, 2018 14:06
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984656
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 14, 2018 14:06, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2018 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984657
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 14, 2018 14:00, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2018 13:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984658
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 14, 2018 13:50, sampling point DS000 Coliform (TCR)
Collected
Feb 8, 2018 09:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
983486
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 8, 2018 09:55, sampling point DS000 Coliform (TCR)
Collected
Feb 8, 2018 10:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
983487
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 8, 2018 10:35, sampling point DS000 Coliform (TCR)
Collected
Feb 8, 2018 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
983488
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 8, 2018 11:00, sampling point DS000 Coliform (TCR)
Collected
Feb 8, 2018 10:51
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
983489
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 8, 2018 10:51, sampling point DS000 Coliform (TCR)