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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

MS0400011 , Town of Walnut Grove

34 samples have been analysed for Fluoride at Town of Walnut Grove.

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

The table below lists 1–10 of 34 samples, newest first — collected February 29, 2016 to April 1, 2025.

10 Fluoride results from the 10 samples listed here: 10 detected, 0 not detected. Those samples also carried 97 results for other analytes, which are on the full results page.

Fluoride results for Town of Walnut Grove, from 1 to 10 of 34 samples shown 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
Apr 1, 2025 13:30
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-250402-053
Laboratory
MSDH Lab
0.126 mg/l , sample collected Apr 1, 2025 13:30, sampling point TF101 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Mar 11, 2025 13:10
Sampling point
TF104 Treatment Plant T104
Sample type
Routine
Lab sample
IN-250312-018
Laboratory
MSDH Lab
0.172 mg/l , sample collected Mar 11, 2025 13:10, sampling point TF104 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Mar 11, 2025 12:40
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-250312-017
Laboratory
MSDH Lab
0.159 mg/l , sample collected Mar 11, 2025 12:40, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Aug 29, 2022 12:55
Sampling point
TF104 Treatment Plant T104
Sample type
Routine
Lab sample
IN-220830-009
Laboratory
MSDH Lab
0.164 mg/l , sample collected Aug 29, 2022 12:55, sampling point TF104 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Aug 29, 2022 12:26
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-220830-011
Laboratory
MSDH Lab
0.151 mg/l , sample collected Aug 29, 2022 12:26, sampling point TF101 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Aug 29, 2022 12:40
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-220830-010
Laboratory
MSDH Lab
0.151 mg/l , sample collected Aug 29, 2022 12:40, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Apr 2, 2019 13:15
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
190403-047IN
Laboratory
MSDH Lab
0.137 mg/l , sample collected Apr 2, 2019 13:15, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2017 – Dec 31, 2019
Collected
Apr 2, 2019 13:05
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
190403-046IN
Laboratory
MSDH Lab
0.131 mg/l , sample collected Apr 2, 2019 13:05, sampling point TF103 Fluoride 1025 EPA method 300.0 Jan 1, 2017 – Dec 31, 2019
Collected
Apr 2, 2019 13:30
Sampling point
TF104 Treatment Plant T104
Sample type
Routine
Lab sample
190403-045IN
Laboratory
MSDH Lab
0.154 mg/l , sample collected Apr 2, 2019 13:30, sampling point TF104 Fluoride 1025 EPA method 300.0 Jan 1, 2017 – Dec 31, 2019
Collected
Feb 29, 2016 03:50
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
160301-036IN
Laboratory
MSDH Lab
0.166 mg/l , sample collected Feb 29, 2016 03:50, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2014 – Dec 31, 2016

Routine (10).