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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

MS0170043 , Walls Water Assn- Lake Forest

9 of 3,039 results on record were positive for coliform or another organism the agency tests for. The most recent was December 9, 2021.

They fall across 9 of the 2,231 samples on record.

Every sample on record, October 7, 2003 to August 12, 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 31–45 of 2,231 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Walls Water Assn- Lake Forest, 31 to 45 of 2,231 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
May 11, 2026 09:30
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59704
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 11, 2026 09:30, sampling point TC0001 Coliform (TCR)
Absence , sample collected May 11, 2026 09:30, sampling point TC0001 E. Coli
Collected
May 11, 2026 08:20
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59699
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 11, 2026 08:20, sampling point TC0005 Coliform (TCR)
Absence , sample collected May 11, 2026 08:20, sampling point TC0005 E. Coli
Collected
May 11, 2026 09:15
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59703
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 11, 2026 09:15, sampling point TC0008 Coliform (TCR)
Absence , sample collected May 11, 2026 09:15, sampling point TC0008 E. Coli
Collected
May 11, 2026 08:57
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59702
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 11, 2026 08:57, sampling point TC0010 Coliform (TCR)
Absence , sample collected May 11, 2026 08:57, sampling point TC0010 E. Coli
Collected
May 11, 2026 08:39
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59701
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 11, 2026 08:39, sampling point TC0011 Coliform (TCR)
Absence , sample collected May 11, 2026 08:39, sampling point TC0011 E. Coli
Collected
May 11, 2026 08:41
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59700
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 11, 2026 08:41, sampling point TC0012 Coliform (TCR)
Absence , sample collected May 11, 2026 08:41, sampling point TC0012 E. Coli
Collected
May 11, 2026 08:10
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59698
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 11, 2026 08:10, sampling point TC0015 Coliform (TCR)
Absence , sample collected May 11, 2026 08:10, sampling point TC0015 E. Coli
Collected
Apr 14, 2026 09:15
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59697
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 14, 2026 09:15, sampling point TC0011 Coliform (TCR)
Absence , sample collected Apr 14, 2026 09:15, sampling point TC0011 E. Coli
Collected
Apr 14, 2026 09:52
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59696
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 14, 2026 09:52, sampling point TC0012 Coliform (TCR)
Absence , sample collected Apr 14, 2026 09:52, sampling point TC0012 E. Coli
Collected
Apr 14, 2026 09:31
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59695
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 14, 2026 09:31, sampling point TC0019 Coliform (TCR)
Absence , sample collected Apr 14, 2026 09:31, sampling point TC0019 E. Coli
Collected
Apr 6, 2026 08:35
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59690
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 6, 2026 08:35, sampling point TC0001 Coliform (TCR)
Absence , sample collected Apr 6, 2026 08:35, sampling point TC0001 E. Coli
Collected
Apr 6, 2026 09:56
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59694
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 6, 2026 09:56, sampling point TC0002 Coliform (TCR)
Absence , sample collected Apr 6, 2026 09:56, sampling point TC0002 E. Coli
Collected
Apr 6, 2026 08:59
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59691
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 6, 2026 08:59, sampling point TC0005 Coliform (TCR)
Absence , sample collected Apr 6, 2026 08:59, sampling point TC0005 E. Coli
Collected
Apr 6, 2026 09:33
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59693
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 6, 2026 09:33, sampling point TC0006 Coliform (TCR)
Absence , sample collected Apr 6, 2026 09:33, sampling point TC0006 E. Coli
Collected
Apr 6, 2026 09:10
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-251117-59692
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 6, 2026 09:10, sampling point TC0008 Coliform (TCR)
Absence , sample collected Apr 6, 2026 09:10, sampling point TC0008 E. Coli