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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

MS0300113 , Ocean Beach

27 samples have been analysed for Fluoride at Ocean Beach.

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 27 samples, newest first — collected April 8, 2015 to February 24, 2025.

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 Ocean Beach, from 1 to 10 of 27 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
Feb 24, 2025 10:00
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-250225-064
Laboratory
MSDH Lab
0.503 mg/l , sample collected Feb 24, 2025 10:00, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Feb 14, 2024 13:43
Sampling point
TF104 Treatment Facility TF104
Sample type
Routine
Lab sample
IN-240215-004
Laboratory
MSDH Lab
0.638 mg/l , sample collected Feb 14, 2024 13:43, sampling point TF104 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2024 – Dec 31, 2026
Collected
Oct 23, 2023 12:52
Sampling point
TF104 Treatment Facility TF104
Sample type
Routine
Lab sample
IN-231024-016
Laboratory
MSDH Lab
0.607 mg/l , sample collected Oct 23, 2023 12:52, sampling point TF104 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2021 – Dec 31, 2023
Collected
May 18, 2022 10:00
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-220519-003
Laboratory
MSDH Lab
0.64 mg/l , sample collected May 18, 2022 10:00, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Apr 22, 2020 15:30
Sampling point
TF104 Treatment Facility TF104
Sample type
Routine
Lab sample
200423-023IN
Laboratory
MSDH Lab
0.43 mg/l , sample collected Apr 22, 2020 15:30, sampling point TF104 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2018 – Dec 31, 2020
Collected
Mar 24, 2020 09:51
Sampling point
TF104 Treatment Facility TF104
Sample type
Routine
Lab sample
200325-013IN
Laboratory
MSDH Lab
0.66 mg/l , sample collected Mar 24, 2020 09:51, sampling point TF104 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2018 – Dec 31, 2020
Collected
Mar 27, 2019 08:57
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
190328-024IN
Laboratory
MSDH Lab
0.585 mg/l , sample collected Mar 27, 2019 08:57, sampling point TF103 Fluoride 1025 EPA method 300.0 Jan 1, 2017 – Dec 31, 2019
Collected
May 9, 2017 12:40
Sampling point
TF104 Treatment Facility TF104
Sample type
Routine
Lab sample
170510-014IN
Laboratory
MSDH Lab
0.676 mg/l , sample collected May 9, 2017 12:40, sampling point TF104 Fluoride 1025 EPA method 300.0 Jan 1, 2015 – Dec 31, 2017
Collected
Apr 8, 2015 01:15
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
150409-068IN
Laboratory
MSDH Lab
0.649 mg/l , sample collected Apr 8, 2015 01:15, sampling point TF103 Fluoride 1025 EPA method 300.0 Jan 1, 2014 – Dec 31, 2016
Collected
Apr 8, 2015 12:50
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
150409-057IN
Laboratory
MSDH Lab
0.643 mg/l , sample collected Apr 8, 2015 12:50, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2014 – Dec 31, 2016

Routine (10).