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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

MS0180014 , Brooklyn Water Association

20 samples have been analysed for Fluoride at Brooklyn 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 20 samples, newest first — collected May 11, 2011 to February 3, 2025.

10 Fluoride results from the 10 samples listed here: 9 detected, 1 not detected. Those samples also carried 100 results for other analytes, which are on the full results page.

Fluoride results for Brooklyn Water Association, from 1 to 10 of 20 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 3, 2025 12:54
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-250204-037
Laboratory
MSDH Lab
0.263 mg/l , sample collected Feb 3, 2025 12:54, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Feb 3, 2025 12:47
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250204-036
Laboratory
MSDH Lab
0.263 mg/l , sample collected Feb 3, 2025 12:47, sampling point TF102 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
May 23, 2022 12:15
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-220524-005
Laboratory
MSDH Lab
0.248 mg/l , sample collected May 23, 2022 12:15, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
May 23, 2022 12:20
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-220524-004
Laboratory
MSDH Lab
0.258 mg/l , sample collected May 23, 2022 12:20, sampling point TF102 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Jan 27, 2021 11:20
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-210128-005
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 27, 2021 11:20, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Jan 27, 2021 23:15
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-210128-004
Laboratory
MSDH Lab
0.138 mg/l , sample collected Jan 27, 2021 23:15, sampling point TF102 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Nov 5, 2018 02:30
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
181106-002IN
Laboratory
MSDH Lab
0.262 mg/l , sample collected Nov 5, 2018 02:30, sampling point TF102 Fluoride 1025 EPA method 300.0 Jan 1, 2017 – Dec 31, 2019
Collected
Nov 5, 2018 02:30
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
181106-001IN
Laboratory
MSDH Lab
0.273 mg/l , sample collected Nov 5, 2018 02:30, sampling point TF103 Fluoride 1025 EPA method 300.0 Jan 1, 2017 – Dec 31, 2019
Collected
May 11, 2011
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
110512-018IN
Laboratory
MSDH Lab
0.234 mg/l , sample collected May 11, 2011, sampling point TF103 Fluoride 1025 EPA method 380-75WE Jan 1, 2011 – Dec 31, 2013
Collected
May 11, 2011
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
110512-017IN
Laboratory
MSDH Lab
0.235 mg/l , sample collected May 11, 2011, sampling point TF102 Fluoride 1025 EPA method 380-75WE Jan 1, 2011 – Dec 31, 2013

Routine (10).