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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 796–810 of 839 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Porterville W/A, 796 to 810 of 839 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 2, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040608070420-00213
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2004 – Jun 30, 2004
Absence , sample collected Jun 2, 2004, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040608070420-00214
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2004 – Jun 30, 2004
Absence , sample collected Jun 2, 2004, sampling point DS000 Coliform (TCR)
Collected
May 3, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040505144624-00268
Laboratory
MSDH Lab
Monitoring period
May 1, 2004 – May 31, 2004
Absence , sample collected May 3, 2004, sampling point DS000 Coliform (TCR)
Collected
May 3, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040505144624-00269
Laboratory
MSDH Lab
Monitoring period
May 1, 2004 – May 31, 2004
Absence , sample collected May 3, 2004, sampling point DS000 Coliform (TCR)
Collected
May 3, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040505144624-00270
Laboratory
MSDH Lab
Monitoring period
May 1, 2004 – May 31, 2004
Absence , sample collected May 3, 2004, sampling point DS000 Coliform (TCR)
Collected
May 3, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040505144624-00271
Laboratory
MSDH Lab
Monitoring period
May 1, 2004 – May 31, 2004
Absence , sample collected May 3, 2004, sampling point DS000 Coliform (TCR)
Collected
May 3, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040505144624-00272
Laboratory
MSDH Lab
Monitoring period
May 1, 2004 – May 31, 2004
Absence , sample collected May 3, 2004, sampling point DS000 Coliform (TCR)
Collected
May 3, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040505144624-00273
Laboratory
MSDH Lab
Monitoring period
May 1, 2004 – May 31, 2004
Absence , sample collected May 3, 2004, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040407131503-00238
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2004 – Apr 30, 2004
Absence , sample collected Apr 5, 2004, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040407131503-00239
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2004 – Apr 30, 2004
Absence , sample collected Apr 5, 2004, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040407131503-00240
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2004 – Apr 30, 2004
Absence , sample collected Apr 5, 2004, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040407131503-00241
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2004 – Apr 30, 2004
Absence , sample collected Apr 5, 2004, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040407131503-00242
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2004 – Apr 30, 2004
Absence , sample collected Apr 5, 2004, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040407131503-00243
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2004 – Apr 30, 2004
Absence , sample collected Apr 5, 2004, sampling point DS000 Coliform (TCR)
Collected
Mar 3, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040310154432-00390
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2004 – Mar 31, 2004
Absence , sample collected Mar 3, 2004, sampling point DS000 Coliform (TCR)