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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

MS0090024 , Thorn Water Association

31 samples have been analysed for Fluoride at Thorn Water Association.

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 31 samples, newest first — collected September 24, 2018 to June 29, 2026.

10 Fluoride results from the 10 samples listed here: 10 detected, 0 not detected. Those samples also carried 119 results for other analytes, which are on the full results page.

Fluoride results for Thorn Water Association, from 1 to 10 of 31 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
Jun 29, 2026
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
35047253002
Laboratory
Pace Analytical Services, LLC
0.82 mg/l , sample collected Jun 29, 2026, sampling point TF102 Fluoride 1025 EPA method 300.0 Jan 1, 2026 – Dec 31, 2031
Collected
Jun 29, 2026
Sampling point
TF103
Sample type
Routine
Lab sample
35047253001
Laboratory
Pace Analytical Services, LLC
0.25 mg/l , sample collected Jun 29, 2026, sampling point TF103 Fluoride 1025 EPA method 300.0 Jan 1, 2026 – Dec 31, 2031
Collected
Jan 13, 2025 12:12
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250114-021
Laboratory
MSDH Lab
0.82 mg/l , sample collected Jan 13, 2025 12:12, sampling point TF102 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Jan 9, 2024 11:59
Sampling point
TF103
Sample type
Routine
Lab sample
IN-240110-014
Laboratory
MSDH Lab
0.295 mg/l , sample collected Jan 9, 2024 11:59, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2022 – Dec 31, 2024
Collected
May 2, 2022 14:30
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-220503-024
Laboratory
MSDH Lab
0.713 mg/l , sample collected May 2, 2022 14:30, sampling point TF102 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
May 2, 2022 14:36
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-220503-023
Laboratory
MSDH Lab
0.689 mg/l , sample collected May 2, 2022 14:36, sampling point TF101 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Apr 6, 2020 13:00
Sampling point
TF103
Sample type
Routine
Lab sample
200407-013IN
Laboratory
MSDH Lab
0.206 mg/l , sample collected Apr 6, 2020 13:00, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2019 – Dec 31, 2021
Collected
Apr 6, 2020 13:10
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
200407-012IN
Laboratory
MSDH Lab
0.207 mg/l , sample collected Apr 6, 2020 13:10, sampling point TF102 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Apr 6, 2020 13:05
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
200407-011IN
Laboratory
MSDH Lab
0.209 mg/l , sample collected Apr 6, 2020 13:05, sampling point TF101 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Sep 24, 2018 02:35
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
180925-049IN
Laboratory
MSDH Lab
0.485 mg/l , sample collected Sep 24, 2018 02:35, sampling point TF102 Fluoride 1025 EPA method 300.0 Jan 1, 2017 – Dec 31, 2019

Routine (10).