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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 721–735 of 839 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Porterville W/A, 721 to 735 of 839 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
May 2, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050504140818-00249
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 2, 2005, sampling point DS000 Coliform (TCR)
Collected
May 2, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050504140818-00250
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 2, 2005, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050408131610-00009
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2005 – Apr 30, 2005
Absence , sample collected Apr 6, 2005, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050408131610-00010
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2005 – Apr 30, 2005
Absence , sample collected Apr 6, 2005, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050408131610-00011
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2005 – Apr 30, 2005
Absence , sample collected Apr 6, 2005, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050408131610-00012
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2005 – Apr 30, 2005
Absence , sample collected Apr 6, 2005, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050408131610-00013
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2005 – Apr 30, 2005
Absence , sample collected Apr 6, 2005, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050407134802-00186
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2005 – Apr 30, 2005
Absence , sample collected Apr 5, 2005, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050407134802-00198
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2005 – Apr 30, 2005
Absence , sample collected Apr 5, 2005, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050304132409-00170
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2005 – Mar 31, 2005
Absence , sample collected Mar 2, 2005, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050304132409-00171
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2005 – Mar 31, 2005
Absence , sample collected Mar 2, 2005, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050304132409-00172
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2005 – Mar 31, 2005
Absence , sample collected Mar 2, 2005, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050304132409-00173
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2005 – Mar 31, 2005
Absence , sample collected Mar 2, 2005, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050304132409-00174
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2005 – Mar 31, 2005
Absence , sample collected Mar 2, 2005, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050304132409-00175
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2005 – Mar 31, 2005
Absence , sample collected Mar 2, 2005, sampling point DS000 Coliform (TCR)