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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 766–780 of 839 samples on record, newest first.

Routine (14) and Repeat (1).

Coliform and microbial sample results for Porterville W/A, 766 to 780 of 839 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 7, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040909143311-00052
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 7, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040909143311-00053
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 7, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040909143311-00229
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 7, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040909143311-00230
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 7, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040909143311-00231
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 7, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040909143311-00232
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 7, 2004, sampling point DS000 Coliform (TCR)
Collected
Aug 2, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040804150952-00374
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2004 – Aug 31, 2004
Absence , sample collected Aug 2, 2004, sampling point DS000 Coliform (TCR)
Collected
Aug 2, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040804150952-00375
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2004 – Aug 31, 2004
Absence , sample collected Aug 2, 2004, sampling point DS000 Coliform (TCR)
Collected
Aug 2, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040804150952-00376
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2004 – Aug 31, 2004
Absence , sample collected Aug 2, 2004, sampling point DS000 Coliform (TCR)
Collected
Aug 2, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040804150952-00377
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2004 – Aug 31, 2004
Absence , sample collected Aug 2, 2004, sampling point DS000 Coliform (TCR)
Collected
Aug 2, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040804150952-00378
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2004 – Aug 31, 2004
Absence , sample collected Aug 2, 2004, sampling point DS000 Coliform (TCR)
Collected
Aug 2, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040804150952-00379
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2004 – Aug 31, 2004
Absence , sample collected Aug 2, 2004, sampling point DS000 Coliform (TCR)
Collected
Jul 19, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040721131635-00046
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2004 – Jul 31, 2004
Absence , sample collected Jul 19, 2004, sampling point DS000 Coliform (TCR)
Collected
Jul 15, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040719132349-00164
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2004 – Jul 31, 2004
Absence , sample collected Jul 15, 2004, sampling point DS000 Coliform (TCR)
Collected
Jul 15, 2004
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
0704-038284
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2004 – Jul 31, 2004
Absence , sample collected Jul 15, 2004, sampling point DS000 Coliform (TCR)