Skip to main content
Alpha

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

MS0450024 , PRVWSD-Twin Harbor

4 of 778 results on record were positive for coliform or another organism the agency tests for. The most recent was November 1, 2006.

They fall across 4 of the 590 samples on record.

Every sample on record, October 15, 2003 to August 10, 2026. These figures cover the whole record; the list of samples further down is narrowed.

This system’s violations

The most recent samples

Showing samples collected between September 26, 2024 and September 26, 2026. That is this page’s default, not a limit on what the agency records.

Show every sample on record

Choose a date range

The list below shows 16–30 of 54 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for PRVWSD-Twin Harbor, 16 to 30 of 54 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 9, 2026 09:10
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25977
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2026 – Mar 31, 2026
Absence , sample collected Mar 9, 2026 09:10, sampling point TC0007 Coliform (TCR)
Absence , sample collected Mar 9, 2026 09:10, sampling point TC0007 E. Coli
Collected
Mar 9, 2026 09:15
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25978
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2026 – Mar 31, 2026
Absence , sample collected Mar 9, 2026 09:15, sampling point TC0009 Coliform (TCR)
Absence , sample collected Mar 9, 2026 09:15, sampling point TC0009 E. Coli
Collected
Mar 9, 2026 09:26
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25979
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2026 – Mar 31, 2026
Absence , sample collected Mar 9, 2026 09:26, sampling point TC0010 Coliform (TCR)
Absence , sample collected Mar 9, 2026 09:26, sampling point TC0010 E. Coli
Collected
Feb 10, 2026 09:15
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25974
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Absence , sample collected Feb 10, 2026 09:15, sampling point TC0007 Coliform (TCR)
Absence , sample collected Feb 10, 2026 09:15, sampling point TC0007 E. Coli
Collected
Feb 10, 2026 09:30
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25975
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Absence , sample collected Feb 10, 2026 09:30, sampling point TC0009 Coliform (TCR)
Absence , sample collected Feb 10, 2026 09:30, sampling point TC0009 E. Coli
Collected
Feb 10, 2026 09:48
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25976
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Absence , sample collected Feb 10, 2026 09:48, sampling point TC0010 Coliform (TCR)
Absence , sample collected Feb 10, 2026 09:48, sampling point TC0010 E. Coli
Collected
Jan 12, 2026 08:53
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25973
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 12, 2026 08:53, sampling point TC0009 Coliform (TCR)
Absence , sample collected Jan 12, 2026 08:53, sampling point TC0009 E. Coli
Collected
Jan 5, 2026 09:00
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25971
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 5, 2026 09:00, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jan 5, 2026 09:00, sampling point TC0007 E. Coli
Collected
Jan 5, 2026 09:15
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25972
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 5, 2026 09:15, sampling point TC0010 Coliform (TCR)
Absence , sample collected Jan 5, 2026 09:15, sampling point TC0010 E. Coli
Collected
Dec 2, 2025 08:15
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25970
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 2, 2025 08:15, sampling point TC0007 Coliform (TCR)
Absence , sample collected Dec 2, 2025 08:15, sampling point TC0007 E. Coli
Collected
Dec 2, 2025 08:00
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25969
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 2, 2025 08:00, sampling point TC0010 Coliform (TCR)
Absence , sample collected Dec 2, 2025 08:00, sampling point TC0010 E. Coli
Collected
Nov 17, 2025 09:00
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-230104-650
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 17, 2025 09:00, sampling point TC0007 Coliform (TCR)
Absence , sample collected Nov 17, 2025 09:00, sampling point TC0007 E. Coli
Collected
Nov 17, 2025 09:20
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-250514-25968
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 17, 2025 09:20, sampling point TC0010 Coliform (TCR)
Absence , sample collected Nov 17, 2025 09:20, sampling point TC0010 E. Coli
Collected
Oct 7, 2025 08:55
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-230104-648
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 7, 2025 08:55, sampling point TC0007 Coliform (TCR)
Absence , sample collected Oct 7, 2025 08:55, sampling point TC0007 E. Coli
Collected
Oct 7, 2025 09:10
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-230104-649
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 7, 2025 09:10, sampling point TC0010 Coliform (TCR)
Absence , sample collected Oct 7, 2025 09:10, sampling point TC0010 E. Coli