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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 106–120 of 835 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Porterville W/A, 106 to 120 of 835 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 1, 2022 08:40
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-200515-24860
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2022 – Jun 30, 2022
Absence , sample collected Jun 1, 2022 08:40, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jun 1, 2022 08:40, sampling point TC0006 E. Coli
Collected
May 4, 2022 08:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200515-24874
Laboratory
MSDH Lab
Monitoring period
May 1, 2022 – May 31, 2022
Absence , sample collected May 4, 2022 08:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected May 4, 2022 08:30, sampling point TC0005 E. Coli
Collected
May 4, 2022 09:30
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-220505-8352
Laboratory
MSDH Lab
Monitoring period
May 1, 2022 – May 31, 2022
Absence , sample collected May 4, 2022 09:30, sampling point TC0006 Coliform (TCR)
Absence , sample collected May 4, 2022 09:30, sampling point TC0006 E. Coli
Collected
Apr 6, 2022 08:47
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200515-24872
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2022 – Apr 30, 2022
Absence , sample collected Apr 6, 2022 08:47, sampling point TC0005 Coliform (TCR)
Absence , sample collected Apr 6, 2022 08:47, sampling point TC0005 E. Coli
Collected
Apr 6, 2022 09:14
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-200515-24873
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2022 – Apr 30, 2022
Absence , sample collected Apr 6, 2022 09:14, sampling point TC0006 Coliform (TCR)
Absence , sample collected Apr 6, 2022 09:14, sampling point TC0006 E. Coli
Collected
Mar 7, 2022 10:10
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200515-24870
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2022 – Mar 31, 2022
Absence , sample collected Mar 7, 2022 10:10, sampling point TC0005 Coliform (TCR)
Absence , sample collected Mar 7, 2022 10:10, sampling point TC0005 E. Coli
Collected
Mar 7, 2022 10:56
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-200515-24871
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2022 – Mar 31, 2022
Absence , sample collected Mar 7, 2022 10:56, sampling point TC0006 Coliform (TCR)
Absence , sample collected Mar 7, 2022 10:56, sampling point TC0006 E. Coli
Collected
Feb 7, 2022 09:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43968
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2022 – Feb 28, 2022
Absence , sample collected Feb 7, 2022 09:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Feb 7, 2022 09:30, sampling point TC0005 E. Coli
Collected
Feb 7, 2022 10:10
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43969
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2022 – Feb 28, 2022
Absence , sample collected Feb 7, 2022 10:10, sampling point TC0006 Coliform (TCR)
Absence , sample collected Feb 7, 2022 10:10, sampling point TC0006 E. Coli
Collected
Jan 3, 2022 09:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200827-52261
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 3, 2022 09:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jan 3, 2022 09:30, sampling point TC0005 E. Coli
Collected
Jan 3, 2022 10:15
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-200827-52262
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 3, 2022 10:15, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jan 3, 2022 10:15, sampling point TC0006 E. Coli
Collected
Dec 1, 2021 10:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43966
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2021 – Dec 31, 2021
Absence , sample collected Dec 1, 2021 10:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Dec 1, 2021 10:30, sampling point TC0005 E. Coli
Collected
Dec 1, 2021 11:30
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-210923-43967
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2021 – Dec 31, 2021
Absence , sample collected Dec 1, 2021 11:30, sampling point TC0006 Coliform (TCR)
Absence , sample collected Dec 1, 2021 11:30, sampling point TC0006 E. Coli
Collected
Nov 17, 2021 10:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200827-52259
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2021 – Nov 30, 2021
Absence , sample collected Nov 17, 2021 10:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected Nov 17, 2021 10:15, sampling point TC0005 E. Coli
Collected
Nov 17, 2021 10:58
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-200827-52260
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2021 – Nov 30, 2021
Absence , sample collected Nov 17, 2021 10:58, sampling point TC0006 Coliform (TCR)
Absence , sample collected Nov 17, 2021 10:58, sampling point TC0006 E. Coli