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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

MS0240027 , Knollwood

No positive results are on record for Knollwood — none among 337 results across 277 samples.

The agency records 4 validated violations for this system on what this page reports: this system’s violations.

Every sample on record, February 14, 2002 to August 6, 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 181–195 of 277 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Knollwood, 181 to 195 of 277 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 19, 2011 14:51
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
467881
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2011 – Sep 30, 2011
Absence , sample collected Sep 19, 2011 14:51, sampling point DS000 Coliform (TCR)
Collected
Aug 2, 2011 14:56
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
457874
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2011 – Aug 31, 2011
Absence , sample collected Aug 2, 2011 14:56, sampling point DS000 Coliform (TCR)
Collected
Jul 21, 2011 15:17
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
455331
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2011 – Jul 31, 2011
Absence , sample collected Jul 21, 2011 15:17, sampling point DS000 Coliform (TCR)
Collected
Jun 21, 2011 15:18
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
448002
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 21, 2011 15:18, sampling point DS000 Coliform (TCR)
Collected
May 12, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
439215
Laboratory
MSDH Lab
Monitoring period
May 1, 2011 – May 31, 2011
Absence , sample collected May 12, 2011, sampling point DS000 Coliform (TCR)
Collected
Apr 12, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
431825
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2011 – Apr 30, 2011
Absence , sample collected Apr 12, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 16, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
425941
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 16, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 7, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
416202
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 7, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
410479
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 11, 2011, sampling point DS000 Coliform (TCR)
Collected
Dec 7, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
404478
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2010 – Dec 31, 2010
Absence , sample collected Dec 7, 2010, sampling point DS000 Coliform (TCR)
Collected
Nov 9, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
398023
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2010 – Nov 30, 2010
Absence , sample collected Nov 9, 2010, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
389202
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2010 – Oct 31, 2010
Absence , sample collected Oct 5, 2010, sampling point DS000 Coliform (TCR)
Collected
Sep 13, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
384028
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2010 – Sep 30, 2010
Absence , sample collected Sep 13, 2010, sampling point DS000 Coliform (TCR)
Collected
Aug 10, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
376630
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2010 – Aug 31, 2010
Absence , sample collected Aug 10, 2010, sampling point DS000 Coliform (TCR)
Collected
Jul 8, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
368306
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2010 – Jul 31, 2010
Absence , sample collected Jul 8, 2010, sampling point DS000 Coliform (TCR)