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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 301–315 of 3,897 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for City of Madison, 301 to 315 of 3,897 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 6, 2025 08:45
Sampling point
TC0029 Outside Faucet
Sample type
Routine
Lab sample
BACT-240529-24222
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 6, 2025 08:45, sampling point TC0029 Coliform (TCR)
Absence , sample collected Jan 6, 2025 08:45, sampling point TC0029 E. Coli
Collected
Dec 3, 2024 10:00
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-241001-41100
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 3, 2024 10:00, sampling point TC0005 Coliform (TCR)
Absence , sample collected Dec 3, 2024 10:00, sampling point TC0005 E. Coli
Collected
Dec 3, 2024 09:36
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
BACT-240529-24379
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 3, 2024 09:36, sampling point TC0019 Coliform (TCR)
Absence , sample collected Dec 3, 2024 09:36, sampling point TC0019 E. Coli
Collected
Dec 3, 2024 09:40
Sampling point
TC0026 Outside Faucet
Sample type
Routine
Lab sample
BACT-241001-41098
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 3, 2024 09:40, sampling point TC0026 Coliform (TCR)
Absence , sample collected Dec 3, 2024 09:40, sampling point TC0026 E. Coli
Collected
Dec 3, 2024 09:35
Sampling point
TC0027 Outside Faucet
Sample type
Routine
Lab sample
BACT-241001-41099
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 3, 2024 09:35, sampling point TC0027 Coliform (TCR)
Absence , sample collected Dec 3, 2024 09:35, sampling point TC0027 E. Coli
Collected
Dec 3, 2024 09:23
Sampling point
TC0028 Outside Faucet
Sample type
Routine
Lab sample
BACT-240529-24380
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 3, 2024 09:23, sampling point TC0028 Coliform (TCR)
Absence , sample collected Dec 3, 2024 09:23, sampling point TC0028 E. Coli
Collected
Dec 3, 2024 10:24
Sampling point
TC0032 Ne End of BLDG Faucet
Sample type
Routine
Lab sample
BACT-240529-24377
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 3, 2024 10:24, sampling point TC0032 Coliform (TCR)
Absence , sample collected Dec 3, 2024 10:24, sampling point TC0032 E. Coli
Collected
Dec 3, 2024 10:00
Sampling point
TC0034 Outside Faucet
Sample type
Routine
Lab sample
BACT-240529-24378
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 3, 2024 10:00, sampling point TC0034 Coliform (TCR)
Absence , sample collected Dec 3, 2024 10:00, sampling point TC0034 E. Coli
Collected
Dec 2, 2024 10:40
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-240529-24225
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 2, 2024 10:40, sampling point TC0001 Coliform (TCR)
Absence , sample collected Dec 2, 2024 10:40, sampling point TC0001 E. Coli
Collected
Dec 2, 2024 09:45
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-240529-24226
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 2, 2024 09:45, sampling point TC0003 Coliform (TCR)
Absence , sample collected Dec 2, 2024 09:45, sampling point TC0003 E. Coli
Collected
Dec 2, 2024 07:55
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-240529-24231
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 2, 2024 07:55, sampling point TC0010 Coliform (TCR)
Absence , sample collected Dec 2, 2024 07:55, sampling point TC0010 E. Coli
Collected
Dec 2, 2024 08:40
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-240529-24229
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 2, 2024 08:40, sampling point TC0011 Coliform (TCR)
Absence , sample collected Dec 2, 2024 08:40, sampling point TC0011 E. Coli
Collected
Dec 2, 2024 09:00
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-240529-24228
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 2, 2024 09:00, sampling point TC0013 Coliform (TCR)
Absence , sample collected Dec 2, 2024 09:00, sampling point TC0013 E. Coli
Collected
Dec 2, 2024 11:25
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-240529-24224
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 2, 2024 11:25, sampling point TC0015 Coliform (TCR)
Absence , sample collected Dec 2, 2024 11:25, sampling point TC0015 E. Coli
Collected
Dec 2, 2024 09:25
Sampling point
TC0020 Outside Faucet
Sample type
Routine
Lab sample
BACT-240529-24227
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 2, 2024 09:25, sampling point TC0020 Coliform (TCR)
Absence , sample collected Dec 2, 2024 09:25, sampling point TC0020 E. Coli