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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

MS0350006 , Porterville W/A

8 of 1,031 results on record were positive for coliform or another organism the agency tests for. The most recent was March 31, 2026.

They fall across 8 of the 839 samples on record.

Every sample on record, November 3, 2003 to September 9, 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 556–570 of 839 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Porterville W/A, 556 to 570 of 839 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 4, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
133690
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2007 – Sep 30, 2007
Absence , sample collected Sep 4, 2007, sampling point DS000 Coliform (TCR)
Collected
Sep 4, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
133691
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2007 – Sep 30, 2007
Absence , sample collected Sep 4, 2007, sampling point DS000 Coliform (TCR)
Collected
Sep 4, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
133692
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2007 – Sep 30, 2007
Absence , sample collected Sep 4, 2007, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
127998
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2007 – Aug 31, 2007
Absence , sample collected Aug 6, 2007, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
128068
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2007 – Aug 31, 2007
Absence , sample collected Aug 6, 2007, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
128070
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2007 – Aug 31, 2007
Absence , sample collected Aug 6, 2007, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
128245
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2007 – Aug 31, 2007
Absence , sample collected Aug 6, 2007, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
128259
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2007 – Aug 31, 2007
Absence , sample collected Aug 6, 2007, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
128267
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2007 – Aug 31, 2007
Absence , sample collected Aug 6, 2007, sampling point DS000 Coliform (TCR)
Collected
Jul 9, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
121342
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2007 – Jul 31, 2007
Absence , sample collected Jul 9, 2007, sampling point DS000 Coliform (TCR)
Collected
Jul 9, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
121344
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2007 – Jul 31, 2007
Absence , sample collected Jul 9, 2007, sampling point DS000 Coliform (TCR)
Collected
Jul 9, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
121345
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2007 – Jul 31, 2007
Absence , sample collected Jul 9, 2007, sampling point DS000 Coliform (TCR)
Collected
Jul 9, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
121354
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2007 – Jul 31, 2007
Absence , sample collected Jul 9, 2007, sampling point DS000 Coliform (TCR)
Collected
Jul 9, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
121355
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2007 – Jul 31, 2007
Absence , sample collected Jul 9, 2007, sampling point DS000 Coliform (TCR)
Collected
Jul 9, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
121357
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2007 – Jul 31, 2007
Absence , sample collected Jul 9, 2007, sampling point DS000 Coliform (TCR)