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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 121–135 of 277 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Knollwood, 121 to 135 of 277 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 17, 2016 14:43
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
876602
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 17, 2016 14:43, sampling point DS000 Coliform (TCR)
Collected
Jul 13, 2016 15:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
869407
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 13, 2016 15:00, sampling point DS000 Coliform (TCR)
Collected
Jun 14, 2016 14:59
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
863225
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 14, 2016 14:59, sampling point DS000 Coliform (TCR)
Collected
May 24, 2016 15:19
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
858700
Laboratory
MSDH Lab
Monitoring period
May 1, 2016 – May 31, 2016
Absence , sample collected May 24, 2016 15:19, sampling point DS000 Coliform (TCR)
Collected
Apr 19, 2016 14:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
851590
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 19, 2016 14:25, sampling point DS000 Coliform (TCR)
Collected
Mar 14, 2016 15:02
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
844993
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 14, 2016 15:02, sampling point DS000 Coliform (TCR)
Collected
Feb 10, 2016 14:31
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
837494
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 10, 2016 14:31, sampling point DS000 Coliform (TCR)
Collected
Jan 6, 2016 15:09
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
830338
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 6, 2016 15:09, sampling point DS000 Coliform (TCR)
Collected
Dec 10, 2015 13:13
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
826078
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 10, 2015 13:13, sampling point DS000 Coliform (TCR)
Collected
Nov 17, 2015 14:11
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
819302
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 17, 2015 14:11, sampling point DS000 Coliform (TCR)
Collected
Oct 21, 2015 14:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
813769
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2015 – Oct 31, 2015
Absence , sample collected Oct 21, 2015 14:45, sampling point DS000 Coliform (TCR)
Collected
Sep 23, 2015 14:32
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
805193
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2015 – Sep 30, 2015
Absence , sample collected Sep 23, 2015 14:32, sampling point DS000 Coliform (TCR)
Collected
Aug 17, 2015 14:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
796082
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 17, 2015 14:40, sampling point DS000 Coliform (TCR)
Collected
Jul 15, 2015 13:18
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
788879
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2015 – Jul 31, 2015
Absence , sample collected Jul 15, 2015 13:18, sampling point DS000 Coliform (TCR)
Collected
Jun 16, 2015 14:59
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
782465
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 16, 2015 14:59, sampling point DS000 Coliform (TCR)