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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 541–555 of 839 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Porterville W/A, 541 to 555 of 839 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Nov 5, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
147924
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2007 – Nov 30, 2007
Absence , sample collected Nov 5, 2007, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
147925
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2007 – Nov 30, 2007
Absence , sample collected Nov 5, 2007, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
147946
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2007 – Nov 30, 2007
Absence , sample collected Nov 5, 2007, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
147964
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2007 – Nov 30, 2007
Absence , sample collected Nov 5, 2007, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
147986
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2007 – Nov 30, 2007
Absence , sample collected Nov 5, 2007, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
147996
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2007 – Nov 30, 2007
Absence , sample collected Nov 5, 2007, sampling point DS000 Coliform (TCR)
Collected
Oct 2, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
140991
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2007 – Oct 31, 2007
Absence , sample collected Oct 2, 2007, sampling point DS000 Coliform (TCR)
Collected
Oct 2, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
140997
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2007 – Oct 31, 2007
Absence , sample collected Oct 2, 2007, sampling point DS000 Coliform (TCR)
Collected
Oct 2, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
141001
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2007 – Oct 31, 2007
Absence , sample collected Oct 2, 2007, sampling point DS000 Coliform (TCR)
Collected
Oct 2, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
141002
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2007 – Oct 31, 2007
Absence , sample collected Oct 2, 2007, sampling point DS000 Coliform (TCR)
Collected
Oct 2, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
141004
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2007 – Oct 31, 2007
Absence , sample collected Oct 2, 2007, sampling point DS000 Coliform (TCR)
Collected
Oct 2, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
141102
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2007 – Oct 31, 2007
Absence , sample collected Oct 2, 2007, sampling point DS000 Coliform (TCR)
Collected
Sep 4, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
133687
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
133688
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
133689
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2007 – Sep 30, 2007
Absence , sample collected Sep 4, 2007, sampling point DS000 Coliform (TCR)