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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 91–105 of 835 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Porterville W/A, 91 to 105 of 835 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 11, 2023 09:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43985
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2023 – Jan 31, 2023
Absence , sample collected Jan 11, 2023 09:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jan 11, 2023 09:30, sampling point TC0005 E. Coli
Collected
Jan 11, 2023 09:00
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43984
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2023 – Jan 31, 2023
Absence , sample collected Jan 11, 2023 09:00, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jan 11, 2023 09:00, sampling point TC0006 E. Coli
Collected
Dec 5, 2022 09:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43980
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2022 – Dec 31, 2022
Absence , sample collected Dec 5, 2022 09:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected Dec 5, 2022 09:15, sampling point TC0005 E. Coli
Collected
Dec 5, 2022 09:58
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43981
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2022 – Dec 31, 2022
Absence , sample collected Dec 5, 2022 09:58, sampling point TC0006 Coliform (TCR)
Absence , sample collected Dec 5, 2022 09:58, sampling point TC0006 E. Coli
Collected
Nov 2, 2022 08:15
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43978
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2022 – Nov 30, 2022
Absence , sample collected Nov 2, 2022 08:15, sampling point TC0006 Coliform (TCR)
Absence , sample collected Nov 2, 2022 08:15, sampling point TC0006 E. Coli
Collected
Nov 2, 2022 09:00
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43979
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2022 – Nov 30, 2022
Absence , sample collected Nov 2, 2022 09:00, sampling point TC0006 Coliform (TCR)
Absence , sample collected Nov 2, 2022 09:00, sampling point TC0006 E. Coli
Collected
Oct 5, 2022 09:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43977
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2022 – Oct 31, 2022
Absence , sample collected Oct 5, 2022 09:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Oct 5, 2022 09:30, sampling point TC0005 E. Coli
Collected
Oct 5, 2022 09:00
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43976
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2022 – Oct 31, 2022
Absence , sample collected Oct 5, 2022 09:00, sampling point TC0006 Coliform (TCR)
Absence , sample collected Oct 5, 2022 09:00, sampling point TC0006 E. Coli
Collected
Sep 28, 2022 13:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43975
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2022 – Sep 30, 2022
Absence , sample collected Sep 28, 2022 13:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected Sep 28, 2022 13:15, sampling point TC0005 E. Coli
Collected
Sep 28, 2022 12:23
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43974
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2022 – Sep 30, 2022
Absence , sample collected Sep 28, 2022 12:23, sampling point TC0006 Coliform (TCR)
Absence , sample collected Sep 28, 2022 12:23, sampling point TC0006 E. Coli
Collected
Aug 3, 2022 10:48
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200515-24865
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2022 – Aug 31, 2022
Absence , sample collected Aug 3, 2022 10:48, sampling point TC0005 Coliform (TCR)
Absence , sample collected Aug 3, 2022 10:48, sampling point TC0005 E. Coli
Collected
Aug 3, 2022 11:15
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-200515-24866
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2022 – Aug 31, 2022
Absence , sample collected Aug 3, 2022 11:15, sampling point TC0006 Coliform (TCR)
Absence , sample collected Aug 3, 2022 11:15, sampling point TC0006 E. Coli
Collected
Jul 11, 2022 08:51
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200515-24862
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2022 – Jul 31, 2022
Absence , sample collected Jul 11, 2022 08:51, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jul 11, 2022 08:51, sampling point TC0005 E. Coli
Collected
Jul 11, 2022 09:30
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-200515-24863
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2022 – Jul 31, 2022
Absence , sample collected Jul 11, 2022 09:30, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jul 11, 2022 09:30, sampling point TC0006 E. Coli
Collected
Jun 1, 2022 09:20
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200515-24861
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2022 – Jun 30, 2022
Absence , sample collected Jun 1, 2022 09:20, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 1, 2022 09:20, sampling point TC0005 E. Coli