Skip to main content
Alpha

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 181–195 of 3,897 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for City of Madison, 181 to 195 of 3,897 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 18, 2025 08:50
Sampling point
TC0021 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36070
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 18, 2025 08:50, sampling point TC0021 Coliform (TCR)
Absence , sample collected Aug 18, 2025 08:50, sampling point TC0021 E. Coli
Collected
Aug 12, 2025 14:30
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36072
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 12, 2025 14:30, sampling point TC0003 Coliform (TCR)
Absence , sample collected Aug 12, 2025 14:30, sampling point TC0003 E. Coli
Collected
Aug 12, 2025 14:05
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36074
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 12, 2025 14:05, sampling point TC0005 Coliform (TCR)
Absence , sample collected Aug 12, 2025 14:05, sampling point TC0005 E. Coli
Collected
Aug 12, 2025 14:20
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36073
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 12, 2025 14:20, sampling point TC0008 Coliform (TCR)
Absence , sample collected Aug 12, 2025 14:20, sampling point TC0008 E. Coli
Collected
Aug 12, 2025 14:45
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36071
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 12, 2025 14:45, sampling point TC0014 Coliform (TCR)
Absence , sample collected Aug 12, 2025 14:45, sampling point TC0014 E. Coli
Collected
Aug 12, 2025 13:45
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36075
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 12, 2025 13:45, sampling point TC0016 Coliform (TCR)
Absence , sample collected Aug 12, 2025 13:45, sampling point TC0016 E. Coli
Collected
Aug 11, 2025 12:55
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36076
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 12:55, sampling point TC0001 Coliform (TCR)
Absence , sample collected Aug 11, 2025 12:55, sampling point TC0001 E. Coli
Collected
Aug 11, 2025 10:55
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36094
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 10:55, sampling point TC0010 Coliform (TCR)
Absence , sample collected Aug 11, 2025 10:55, sampling point TC0010 E. Coli
Collected
Aug 11, 2025 11:45
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36092
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 11:45, sampling point TC0012 Coliform (TCR)
Absence , sample collected Aug 11, 2025 11:45, sampling point TC0012 E. Coli
Collected
Aug 11, 2025 11:55
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36091
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 11:55, sampling point TC0013 Coliform (TCR)
Absence , sample collected Aug 11, 2025 11:55, sampling point TC0013 E. Coli
Collected
Aug 11, 2025 13:15
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36077
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 13:15, sampling point TC0015 Coliform (TCR)
Absence , sample collected Aug 11, 2025 13:15, sampling point TC0015 E. Coli
Collected
Aug 11, 2025 12:05
Sampling point
TC0020 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36090
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 12:05, sampling point TC0020 Coliform (TCR)
Absence , sample collected Aug 11, 2025 12:05, sampling point TC0020 E. Coli
Collected
Aug 11, 2025 12:20
Sampling point
TC0026 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36089
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 12:20, sampling point TC0026 Coliform (TCR)
Absence , sample collected Aug 11, 2025 12:20, sampling point TC0026 E. Coli
Collected
Aug 11, 2025 12:30
Sampling point
TC0027 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36088
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 12:30, sampling point TC0027 Coliform (TCR)
Absence , sample collected Aug 11, 2025 12:30, sampling point TC0027 E. Coli
Collected
Aug 11, 2025 11:20
Sampling point
TC0029 Outside Faucet
Sample type
Routine
Lab sample
BACT-250708-36093
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 11:20, sampling point TC0029 Coliform (TCR)
Absence , sample collected Aug 11, 2025 11:20, sampling point TC0029 E. Coli