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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

MS0580003 , Town of Ecru

28 samples have been analysed for Fluoride at Town of Ecru.

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 28 samples, newest first — collected December 27, 2016 to July 16, 2026.

10 Fluoride results from the 10 samples listed here: 8 detected, 2 not detected. Those samples also carried 120 results for other analytes, which are on the full results page.

Fluoride results for Town of Ecru, from 1 to 10 of 28 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 16, 2026
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
35051621002
Laboratory
Pace Analytical Services, LLC
0.11 mg/l , sample collected Jul 16, 2026, sampling point TF103 Fluoride 1025 EPA method 300.0 Jan 1, 2026 – Dec 31, 2028
Collected
Jul 16, 2026
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
35051621001
Laboratory
Pace Analytical Services, LLC
0.13 mg/l , sample collected Jul 16, 2026, sampling point TF102 Fluoride 1025 EPA method 300.0 Jan 1, 2026 – Dec 31, 2028
Collected
Mar 19, 2025 11:05
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-250320-017
Laboratory
MSDH Lab
0.13 mg/l , sample collected Mar 19, 2025 11:05, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Mar 19, 2025 10:20
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250320-016
Laboratory
MSDH Lab
0.141 mg/l , sample collected Mar 19, 2025 10:20, sampling point TF102 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Oct 12, 2022 14:00
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-221013-015
Laboratory
MSDH Lab
0.134 mg/l , sample collected Oct 12, 2022 14:00, sampling point TF103 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Oct 12, 2022 14:30
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-221013-014
Laboratory
MSDH Lab
0.146 mg/l , sample collected Oct 12, 2022 14:30, sampling point TF102 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Apr 16, 2019 14:00
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
190417-012IN
Laboratory
MSDH Lab
0.117 mg/l , sample collected Apr 16, 2019 14:00, sampling point TF103 Fluoride 1025 EPA method 300.0 Jan 1, 2017 – Dec 31, 2019
Collected
Apr 16, 2019 14:30
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
190417-011IN
Laboratory
MSDH Lab
0.126 mg/l , sample collected Apr 16, 2019 14:30, sampling point TF102 Fluoride 1025 EPA method 300.0 Jan 1, 2017 – Dec 31, 2019
Collected
Dec 27, 2016 02:15
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
161228-003IN
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Dec 27, 2016 02:15, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2014 – Dec 31, 2016
Collected
Dec 27, 2016 02:00
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
161228-002IN
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Dec 27, 2016 02:00, sampling point TF103 Fluoride 1025 EPA method 300.0 Jan 1, 2014 – Dec 31, 2016

Routine (10).