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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

MS0090004 , Houlka-Houston W/A

14 of 897 results on record were positive for coliform or another organism the agency tests for. The most recent was June 15, 2026.

They fall across 14 of the 692 samples on record.

Every sample on record, October 21, 2003 to August 3, 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 286–300 of 692 samples on record, newest first.

Routine (14) and Repeat (1).

Coliform and microbial sample results for Houlka-Houston W/A, 286 to 300 of 692 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 26, 2016 12:45
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
840112
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 26, 2016 12:45, sampling point DS000 Coliform (TCR)
Collected
Feb 23, 2016 14:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
839688
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Presence , sample collected Feb 23, 2016 14:15, sampling point DS000 Coliform (TCR)
Absence , sample collected Feb 23, 2016 14:15, sampling point DS000 E. Coli
Collected
Feb 23, 2016 14:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
839689
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 23, 2016 14:45, sampling point DS000 Coliform (TCR)
Collected
Jan 19, 2016 14:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
831432
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 19, 2016 14:30, sampling point DS000 Coliform (TCR)
Collected
Jan 19, 2016 15:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
831433
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 19, 2016 15:15, sampling point DS000 Coliform (TCR)
Collected
Dec 17, 2015 13:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
826987
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 17, 2015 13:00, sampling point DS000 Coliform (TCR)
Collected
Dec 17, 2015 13:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
826988
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 17, 2015 13:45, sampling point DS000 Coliform (TCR)
Collected
Nov 30, 2015 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
820698
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 30, 2015 14:00, sampling point DS000 Coliform (TCR)
Collected
Nov 30, 2015 14:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
820699
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 30, 2015 14:45, sampling point DS000 Coliform (TCR)
Collected
Oct 14, 2015 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
811480
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2015 – Oct 31, 2015
Absence , sample collected Oct 14, 2015 12:30, sampling point DS000 Coliform (TCR)
Collected
Oct 14, 2015 13:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
811481
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2015 – Oct 31, 2015
Absence , sample collected Oct 14, 2015 13:00, sampling point DS000 Coliform (TCR)
Collected
Sep 24, 2015 13:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
805898
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2015 – Sep 30, 2015
Absence , sample collected Sep 24, 2015 13:30, sampling point DS000 Coliform (TCR)
Collected
Sep 24, 2015 12:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
805899
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2015 – Sep 30, 2015
Absence , sample collected Sep 24, 2015 12:45, sampling point DS000 Coliform (TCR)
Collected
Aug 31, 2015 15:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
799646
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 31, 2015 15:45, sampling point DS000 Coliform (TCR)
Collected
Aug 31, 2015 15:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
799647
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 31, 2015 15:00, sampling point DS000 Coliform (TCR)