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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 31–45 of 282 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Lake Arrowhead, 31 to 45 of 282 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 10, 2024 10:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210901-29004
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2024 – Jan 31, 2024
Absence , sample collected Jan 10, 2024 10:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jan 10, 2024 10:30, sampling point TC0005 E. Coli
Collected
Dec 6, 2023 12:40
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210901-29003
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 6, 2023 12:40, sampling point TC0005 Coliform (TCR)
Absence , sample collected Dec 6, 2023 12:40, sampling point TC0005 E. Coli
Collected
Nov 14, 2023 11:50
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210901-29002
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2023 – Nov 30, 2023
Absence , sample collected Nov 14, 2023 11:50, sampling point TC0005 Coliform (TCR)
Absence , sample collected Nov 14, 2023 11:50, sampling point TC0005 E. Coli
Collected
Oct 4, 2023 09:40
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210901-29001
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 4, 2023 09:40, sampling point TC0005 Coliform (TCR)
Absence , sample collected Oct 4, 2023 09:40, sampling point TC0005 E. Coli
Collected
Sep 19, 2023 10:45
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210901-29000
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2023 – Sep 30, 2023
Absence , sample collected Sep 19, 2023 10:45, sampling point TC0005 Coliform (TCR)
Absence , sample collected Sep 19, 2023 10:45, sampling point TC0005 E. Coli
Collected
Aug 15, 2023 13:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210901-28999
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2023 – Aug 31, 2023
Absence , sample collected Aug 15, 2023 13:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected Aug 15, 2023 13:15, sampling point TC0005 E. Coli
Collected
Jul 19, 2023 10:50
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210901-28998
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 19, 2023 10:50, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jul 19, 2023 10:50, sampling point TC0005 E. Coli
Collected
Jun 13, 2023 10:38
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210901-28996
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 13, 2023 10:38, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 13, 2023 10:38, sampling point TC0005 E. Coli
Collected
May 3, 2023 11:40
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210901-28995
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 11:40, sampling point TC0005 Coliform (TCR)
Absence , sample collected May 3, 2023 11:40, sampling point TC0005 E. Coli
Collected
Apr 4, 2023 12:40
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210901-28994
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2023 – Apr 30, 2023
Absence , sample collected Apr 4, 2023 12:40, sampling point TC0005 Coliform (TCR)
Absence , sample collected Apr 4, 2023 12:40, sampling point TC0005 E. Coli
Collected
Mar 7, 2023 10:50
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200608-37149
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 10:50, sampling point TC0005 Coliform (TCR)
Absence , sample collected Mar 7, 2023 10:50, sampling point TC0005 E. Coli
Collected
Feb 15, 2023 11:00
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-220211-2828
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2023 – Feb 28, 2023
Absence , sample collected Feb 15, 2023 11:00, sampling point TC0005 Coliform (TCR)
Absence , sample collected Feb 15, 2023 11:00, sampling point TC0005 E. Coli
Collected
Jan 11, 2023 10:50
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200608-37148
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2023 – Jan 31, 2023
Absence , sample collected Jan 11, 2023 10:50, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jan 11, 2023 10:50, sampling point TC0005 E. Coli
Collected
Dec 6, 2022 08:25
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-200608-37147
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2022 – Dec 31, 2022
Absence , sample collected Dec 6, 2022 08:25, sampling point TC0005 Coliform (TCR)
Absence , sample collected Dec 6, 2022 08:25, sampling point TC0005 E. Coli
Collected
Nov 2, 2022 13:10
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-220211-2827
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2022 – Nov 30, 2022
Absence , sample collected Nov 2, 2022 13:10, sampling point TC0005 Coliform (TCR)
Absence , sample collected Nov 2, 2022 13:10, sampling point TC0005 E. Coli