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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.

Fluoride results

MS0240027 , Knollwood

10 samples have been analysed for Fluoride at Knollwood.

This is one analyte out of the system’s whole record. For what has ever been detected here, and when, see all chemical and radiological results; for everything the system is tested for, see the analyte list.

What counts as a non-detect is defined in the help: Less than Indicator. This system’s violations.

No date range is applied: this list draws on every sample on record. Show the last two years only.

Every Fluoride result

All 10 samples analysed for this analyte are listed below, newest first. No date range is applied.

10 Fluoride results from the 10 samples listed here: 10 detected, 0 not detected. Those samples also carried 103 results for other analytes, which are on the full results page.

Fluoride results for Knollwood, from the 10 samples analysed for it, newest first. This view leaves out other analytes on the same samples. Not detected means the amount was below the level the laboratory can reliably report, which is given beside it.
Result Analyte Monitoring period
Collected
Feb 11, 2025 11:37
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-250212-039
Laboratory
MSDH Lab
0.385 mg/l , sample collected Feb 11, 2025 11:37, sampling point TF101 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Apr 26, 2022 10:15
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-220427-117
Laboratory
MSDH Lab
0.38 mg/l , sample collected Apr 26, 2022 10:15, sampling point TF101 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Oct 15, 2018 02:23
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
181016-010IN
Laboratory
MSDH Lab
0.326 mg/l , sample collected Oct 15, 2018 02:23, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2017 – Dec 31, 2019
Collected
Mar 11, 2015 01:20
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
150312-021IN
Laboratory
MSDH Lab
0.379 mg/l , sample collected Mar 11, 2015 01:20, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2014 – Dec 31, 2016
Collected
Nov 30, 2011 01:11
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
111201-036IN
Laboratory
MSDH Lab
0.365 mg/l , sample collected Nov 30, 2011 01:11, sampling point TF101 Fluoride 1025 EPA method 380-75WE Jan 1, 2011 – Dec 31, 2013
Collected
Apr 7, 2008
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
080408-021IN
Laboratory
MSDH Lab
0.158 mg/l , sample collected Apr 7, 2008, sampling point TF101 Fluoride 1025 EPA method 380-75WE Jan 1, 2008 – Dec 31, 2010
Collected
Feb 6, 2006
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
060207-090IN
Laboratory
MSDH Lab
0.404316 mg/l , sample collected Feb 6, 2006, sampling point TF101 Fluoride 1025 EPA method 380-75WE Jan 1, 2005 – Dec 31, 2007
Collected
Mar 7, 2005
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
050308-023IN
Laboratory
MSDH Lab
0.321876 mg/l , sample collected Mar 7, 2005, sampling point TF101 Fluoride 1025 EPA method 380-75WE Jan 1, 2005 – Dec 31, 2007
Collected
Feb 2, 2004
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
040203-039IN
Laboratory
MSDH Lab
0.405 mg/l , sample collected Feb 2, 2004, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2002 – Dec 31, 2004
Collected
Sep 15, 2003
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
030916-060IN
Laboratory
MSDH Lab
0.377 mg/l , sample collected Sep 15, 2003, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2002 – Dec 31, 2004

Routine (10).