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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

MS0730010 , Lake Arrowhead

1 of 369 results on record was positive for coliform or another organism the agency tests for. The most recent was October 23, 2007.

They fall across 1 of the 282 samples on record.

Every sample on record, October 8, 2003 to July 14, 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 46–60 of 282 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Lake Arrowhead, 46 to 60 of 282 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 4, 2022 12:55
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-220211-2826
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2022 – Oct 31, 2022
Absence , sample collected Oct 4, 2022 12:55, sampling point TC0005 Coliform (TCR)
Absence , sample collected Oct 4, 2022 12:55, sampling point TC0005 E. Coli
Collected
Sep 7, 2022 13:20
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-220211-2825
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2022 – Sep 30, 2022
Absence , sample collected Sep 7, 2022 13:20, sampling point TC0005 Coliform (TCR)
Absence , sample collected Sep 7, 2022 13:20, sampling point TC0005 E. Coli
Collected
Aug 23, 2022 13:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-220211-2824
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2022 – Aug 31, 2022
Absence , sample collected Aug 23, 2022 13:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected Aug 23, 2022 13:15, sampling point TC0005 E. Coli
Collected
Jul 20, 2022 13:10
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-220211-2823
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2022 – Jul 31, 2022
Absence , sample collected Jul 20, 2022 13:10, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jul 20, 2022 13:10, sampling point TC0005 E. Coli
Collected
Jun 28, 2022 11:20
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200608-37159
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2022 – Jun 30, 2022
Absence , sample collected Jun 28, 2022 11:20, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 28, 2022 11:20, sampling point TC0005 E. Coli
Collected
May 11, 2022 11:40
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-220211-2822
Laboratory
MSDH Lab
Monitoring period
May 1, 2022 – May 31, 2022
Absence , sample collected May 11, 2022 11:40, sampling point TC0005 Coliform (TCR)
Absence , sample collected May 11, 2022 11:40, sampling point TC0005 E. Coli
Collected
Apr 6, 2022 10:20
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-220211-2821
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2022 – Apr 30, 2022
Absence , sample collected Apr 6, 2022 10:20, sampling point TC0005 Coliform (TCR)
Absence , sample collected Apr 6, 2022 10:20, sampling point TC0005 E. Coli
Collected
Mar 9, 2022 09:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-220211-2820
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2022 – Mar 31, 2022
Absence , sample collected Mar 9, 2022 09:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Mar 9, 2022 09:30, sampling point TC0005 E. Coli
Collected
Feb 15, 2022 10:50
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200608-37158
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2022 – Feb 28, 2022
Absence , sample collected Feb 15, 2022 10:50, sampling point TC0005 Coliform (TCR)
Absence , sample collected Feb 15, 2022 10:50, sampling point TC0005 E. Coli
Collected
Jan 26, 2022 11:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200608-37156
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 26, 2022 11:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jan 26, 2022 11:30, sampling point TC0005 E. Coli
Collected
Dec 1, 2021 13:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200608-37154
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2021 – Dec 31, 2021
Absence , sample collected Dec 1, 2021 13:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Dec 1, 2021 13:30, sampling point TC0005 E. Coli
Collected
Nov 2, 2021 13:40
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200608-37153
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2021 – Nov 30, 2021
Absence , sample collected Nov 2, 2021 13:40, sampling point TC0005 Coliform (TCR)
Absence , sample collected Nov 2, 2021 13:40, sampling point TC0005 E. Coli
Collected
Oct 20, 2021 13:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200608-37152
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 20, 2021 13:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected Oct 20, 2021 13:15, sampling point TC0005 E. Coli
Collected
Sep 14, 2021 13:10
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200608-37151
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2021 – Sep 30, 2021
Absence , sample collected Sep 14, 2021 13:10, sampling point TC0005 Coliform (TCR)
Absence , sample collected Sep 14, 2021 13:10, sampling point TC0005 E. Coli
Collected
Aug 11, 2021 13:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200608-37150
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2021 – Aug 31, 2021
Absence , sample collected Aug 11, 2021 13:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected Aug 11, 2021 13:15, sampling point TC0005 E. Coli