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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 1,023 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 835 samples on record.

Every sample on record, November 3, 2003 to July 8, 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 151–165 of 835 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Porterville W/A, 151 to 165 of 835 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 5, 2020 10:25
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200827-52229
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2020 – Oct 31, 2020
Absence , sample collected Oct 5, 2020 10:25, sampling point TC0005 Coliform (TCR)
Absence , sample collected Oct 5, 2020 10:25, sampling point TC0005 E. Coli
Collected
Oct 5, 2020 10:41
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-200827-52228
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2020 – Oct 31, 2020
Absence , sample collected Oct 5, 2020 10:41, sampling point TC0006 Coliform (TCR)
Absence , sample collected Oct 5, 2020 10:41, sampling point TC0006 E. Coli
Collected
Sep 21, 2020 15:46
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75128
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2020 – Sep 30, 2020
Absence , sample collected Sep 21, 2020 15:46, sampling point TC0005 Coliform (TCR)
Absence , sample collected Sep 21, 2020 15:46, sampling point TC0005 E. Coli
Collected
Sep 21, 2020 16:30
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75129
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2020 – Sep 30, 2020
Absence , sample collected Sep 21, 2020 16:30, sampling point TC0006 Coliform (TCR)
Absence , sample collected Sep 21, 2020 16:30, sampling point TC0006 E. Coli
Collected
Aug 5, 2020 11:00
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75127
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2020 – Aug 31, 2020
Absence , sample collected Aug 5, 2020 11:00, sampling point TC0005 Coliform (TCR)
Absence , sample collected Aug 5, 2020 11:00, sampling point TC0005 E. Coli
Collected
Aug 5, 2020 10:25
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75126
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2020 – Aug 31, 2020
Absence , sample collected Aug 5, 2020 10:25, sampling point TC0006 Coliform (TCR)
Absence , sample collected Aug 5, 2020 10:25, sampling point TC0006 E. Coli
Collected
Jul 13, 2020 11:37
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75124
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2020 – Jul 31, 2020
Absence , sample collected Jul 13, 2020 11:37, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jul 13, 2020 11:37, sampling point TC0005 E. Coli
Collected
Jul 13, 2020 11:57
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75125
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2020 – Jul 31, 2020
Absence , sample collected Jul 13, 2020 11:57, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jul 13, 2020 11:57, sampling point TC0006 E. Coli
Collected
Jun 3, 2020 12:40
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75122
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2020 – Jun 30, 2020
Absence , sample collected Jun 3, 2020 12:40, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 3, 2020 12:40, sampling point TC0005 E. Coli
Collected
Jun 3, 2020 13:13
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75123
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2020 – Jun 30, 2020
Absence , sample collected Jun 3, 2020 13:13, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jun 3, 2020 13:13, sampling point TC0006 E. Coli
Collected
May 11, 2020 10:05
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75120
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 11, 2020 10:05, sampling point TC0005 Coliform (TCR)
Absence , sample collected May 11, 2020 10:05, sampling point TC0005 E. Coli
Collected
May 11, 2020 10:27
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75121
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 11, 2020 10:27, sampling point TC0006 Coliform (TCR)
Absence , sample collected May 11, 2020 10:27, sampling point TC0006 E. Coli
Collected
Apr 6, 2020 09:25
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75119
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2020 – Apr 30, 2020
Absence , sample collected Apr 6, 2020 09:25, sampling point TC0005 Coliform (TCR)
Absence , sample collected Apr 6, 2020 09:25, sampling point TC0005 E. Coli
Collected
Apr 6, 2020 08:52
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75118
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2020 – Apr 30, 2020
Absence , sample collected Apr 6, 2020 08:52, sampling point TC0006 Coliform (TCR)
Absence , sample collected Apr 6, 2020 08:52, sampling point TC0006 E. Coli
Collected
Mar 2, 2020 14:20
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191024-75114
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2020 – Mar 31, 2020
Absence , sample collected Mar 2, 2020 14:20, sampling point TC0005 Coliform (TCR)
Absence , sample collected Mar 2, 2020 14:20, sampling point TC0005 E. Coli