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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 1,023 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 835 samples on record.

Every sample on record, November 3, 2003 to July 8, 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 421–435 of 835 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Porterville W/A, 421 to 435 of 835 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 4, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
325246
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 4, 2010, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
325261
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 4, 2010, sampling point DS000 Coliform (TCR)
Collected
Dec 1, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
318636
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 1, 2009, sampling point DS000 Coliform (TCR)
Collected
Dec 1, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
318882
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 1, 2009, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
313377
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2009 – Nov 30, 2009
Absence , sample collected Nov 4, 2009, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
313388
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2009 – Nov 30, 2009
Absence , sample collected Nov 4, 2009, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
305483
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 5, 2009, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
305484
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 5, 2009, sampling point DS000 Coliform (TCR)
Collected
Sep 1, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
298704
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2009 – Sep 30, 2009
Absence , sample collected Sep 1, 2009, sampling point DS000 Coliform (TCR)
Collected
Sep 1, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
298706
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2009 – Sep 30, 2009
Absence , sample collected Sep 1, 2009, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
290900
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2009 – Aug 31, 2009
Absence , sample collected Aug 3, 2009, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
290901
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2009 – Aug 31, 2009
Absence , sample collected Aug 3, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284133
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284141
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
275579
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2009 – Jun 30, 2009
Absence , sample collected Jun 1, 2009, sampling point DS000 Coliform (TCR)