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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 256–270 of 282 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Lake Arrowhead, 256 to 270 of 282 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Dec 6, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051208150234-00388
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2005 – Dec 31, 2005
Absence , sample collected Dec 6, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 1, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051104122945-00240
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 1, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 3, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051006135440-00372
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 3, 2005, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050908174732-00113
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2005 – Sep 30, 2005
Absence , sample collected Sep 6, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050803150159-00399
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 1, 2005, sampling point DS000 Coliform (TCR)
Collected
Jul 14, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050718141011-00038
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2005 – Jul 31, 2005
Absence , sample collected Jul 14, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 6, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050609102829-00453
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 6, 2005, sampling point DS000 Coliform (TCR)
Collected
May 2, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050504140818-00538
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 2, 2005, sampling point DS000 Coliform (TCR)
Collected
Apr 18, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050420123424-00314
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2005 – Apr 30, 2005
Absence , sample collected Apr 18, 2005, sampling point DS000 Coliform (TCR)
Collected
Mar 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050314134642-00148
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2005 – Mar 31, 2005
Absence , sample collected Mar 10, 2005, sampling point DS000 Coliform (TCR)
Collected
Feb 7, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050209133930-00388
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2005 – Feb 28, 2005
Absence , sample collected Feb 7, 2005, sampling point DS000 Coliform (TCR)
Collected
Jan 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050112122002-00141
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2005 – Jan 31, 2005
Absence , sample collected Jan 10, 2005, sampling point DS000 Coliform (TCR)
Collected
Dec 14, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041216142755-00059
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2004 – Dec 31, 2004
Absence , sample collected Dec 14, 2004, sampling point DS000 Coliform (TCR)
Collected
Nov 18, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041122122309-00018
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2004 – Nov 30, 2004
Absence , sample collected Nov 18, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 6, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041008130850-00276
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 6, 2004, sampling point DS000 Coliform (TCR)