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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

MS0530018 , Chapel Hill-Pleasant Grove W/A

22 samples have been analysed for Fluoride at Chapel Hill-Pleasant Grove W/A.

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 22 samples, newest first — collected March 7, 2016 to July 30, 2026.

10 Fluoride results from the 10 samples listed here: 10 detected, 0 not detected. Those samples also carried 100 results for other analytes, which are on the full results page.

Fluoride results for Chapel Hill-Pleasant Grove W/A, from 1 to 10 of 22 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
Jul 30, 2026
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
35054825002
Laboratory
Pace Analytical Services, LLC
0.12 mg/l , sample collected Jul 30, 2026, sampling point TF103 Fluoride 1025 EPA method 300.0 Jan 1, 2026 – Dec 31, 2031
Collected
Jul 30, 2026
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
35054825001
Laboratory
Pace Analytical Services, LLC
0.12 mg/l , sample collected Jul 30, 2026, sampling point TF102 Fluoride 1025 EPA method 300.0 Jan 1, 2026 – Dec 31, 2031
Collected
Mar 17, 2025 16:15
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-250318-051
Laboratory
MSDH Lab
0.14 mg/l , sample collected Mar 17, 2025 16:15, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Mar 17, 2025 15:35
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250318-050
Laboratory
MSDH Lab
0.135 mg/l , sample collected Mar 17, 2025 15:35, sampling point TF102 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Oct 11, 2022 13:35
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-221012-018
Laboratory
MSDH Lab
0.138 mg/l , sample collected Oct 11, 2022 13:35, sampling point TF102 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Oct 11, 2022 13:10
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-221012-017
Laboratory
MSDH Lab
0.137 mg/l , sample collected Oct 11, 2022 13:10, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Oct 14, 2019 12:30
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
191015-018IN
Laboratory
MSDH Lab
0.145 mg/l , sample collected Oct 14, 2019 12:30, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2017 – Dec 31, 2019
Collected
Oct 14, 2019 13:15
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
191015-017IN
Laboratory
MSDH Lab
0.144 mg/l , sample collected Oct 14, 2019 13:15, sampling point TF102 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2017 – Dec 31, 2019
Collected
Mar 7, 2016 03:00
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
160308-060IN
Laboratory
MSDH Lab
0.123 mg/l , sample collected Mar 7, 2016 03:00, sampling point TF103 Fluoride 1025 EPA method 300.0 Jan 1, 2014 – Dec 31, 2016
Collected
Mar 7, 2016 02:10
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
160308-055IN
Laboratory
MSDH Lab
0.134 mg/l , sample collected Mar 7, 2016 02:10, sampling point TF102 Fluoride 1025 EPA method 300.0 Jan 1, 2014 – Dec 31, 2016

Routine (10).