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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 631–645 of 839 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Porterville W/A, 631 to 645 of 839 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 9, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
46326
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2006 – Aug 31, 2006
Absence , sample collected Aug 9, 2006, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
060906132259-01656
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2006 – Aug 31, 2006
Absence , sample collected Aug 7, 2006, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
060906132259-01657
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2006 – Aug 31, 2006
Absence , sample collected Aug 7, 2006, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
45057
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2006 – Aug 31, 2006
Absence , sample collected Aug 7, 2006, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
45062
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2006 – Aug 31, 2006
Absence , sample collected Aug 7, 2006, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
45063
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2006 – Aug 31, 2006
Absence , sample collected Aug 7, 2006, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
060811102551-01746
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2006 – Jul 31, 2006
Absence , sample collected Jul 10, 2006, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
37439
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2006 – Jul 31, 2006
Absence , sample collected Jul 10, 2006, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
37440
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2006 – Jul 31, 2006
Absence , sample collected Jul 10, 2006, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
37441
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2006 – Jul 31, 2006
Absence , sample collected Jul 10, 2006, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
37442
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2006 – Jul 31, 2006
Absence , sample collected Jul 10, 2006, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
37447
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2006 – Jul 31, 2006
Absence , sample collected Jul 10, 2006, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
060710141249-00399
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2006 – Jun 30, 2006
Absence , sample collected Jun 7, 2006, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
31247
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2006 – Jun 30, 2006
Absence , sample collected Jun 7, 2006, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
31248
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2006 – Jun 30, 2006
Absence , sample collected Jun 7, 2006, sampling point DS000 Coliform (TCR)