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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

MS0760044 , Delta Branch Experiment Sta

11 samples have been analysed for Fluoride at Delta Branch Experiment Sta.

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 11 samples, newest first — collected April 12, 2004 to August 2, 2026.

10 Fluoride results from the 10 samples listed here: 8 detected, 2 not detected. Those samples also carried 100 results for other analytes, which are on the full results page.

Fluoride results for Delta Branch Experiment Sta, from 1 to 10 of 11 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
Aug 2, 2026
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
35055542001
Laboratory
Pace Analytical Services, LLC
0.54 mg/l , sample collected Aug 2, 2026, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2026 – Dec 31, 2031
Collected
Mar 31, 2025 14:18
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-250401-037
Laboratory
MSDH Lab
0.592 mg/l , sample collected Mar 31, 2025 14:18, sampling point TF101 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2023 – Dec 31, 2025
Collected
Nov 28, 2022 13:55
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-221129-025
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Nov 28, 2022 13:55, sampling point TF101 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2020 – Dec 31, 2022
Collected
Dec 3, 2019 16:15
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
191204-011IN
Laboratory
MSDH Lab
0.557 mg/l , sample collected Dec 3, 2019 16:15, sampling point TF101 Fluoride 1025 EPA method QC 10-109-12-2-A Jan 1, 2017 – Dec 31, 2019
Collected
Dec 12, 2016 04:25
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
161213-188IN
Laboratory
MSDH Lab
0.577 mg/l , sample collected Dec 12, 2016 04:25, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2014 – Dec 31, 2016
Collected
May 29, 2013 04:05
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
130530-050IN
Laboratory
MSDH Lab
0.593 mg/l , sample collected May 29, 2013 04:05, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2011 – Dec 31, 2013
Collected
May 12, 2010
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
100513-045IN
Laboratory
MSDH Lab
0.544 mg/l , sample collected May 12, 2010, sampling point TF101 Fluoride 1025 EPA method 380-75WE Jan 1, 2008 – Dec 31, 2010
Collected
Apr 17, 2006
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
060418-012IN
Laboratory
MSDH Lab
0.683867 mg/l , sample collected Apr 17, 2006, sampling point TF101 Fluoride 1025 EPA method 380-75WE Jan 1, 2005 – Dec 31, 2007
Collected
May 2, 2005
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
050503-055IN
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected May 2, 2005, sampling point TF101 Fluoride 1025 EPA method 380-75WE Jan 1, 2005 – Dec 31, 2007
Collected
Apr 12, 2004
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
040413-001IN
Laboratory
MSDH Lab
0.608 mg/l , sample collected Apr 12, 2004, sampling point TF101 Fluoride 1025 EPA method 300.0 Jan 1, 2002 – Dec 31, 2004

Routine (10).