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
MS0510005 , Duffee Water Association
11 samples have been analysed for Fluoride at Duffee 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 11 samples, newest first — collected March 8, 2004 to December 2, 2025.
10 Fluoride results from the 10 samples listed here: 2 detected, 8 not detected. Those samples also carried 109 results for other analytes, which are on the full results page.
| Result | Analyte | Monitoring period |
|---|---|---|
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| 0.14 mg/l , sample collected Dec 2, 2025 13:02, sampling point TF081 | Fluoride 1025 EPA method QC 10-109-12-2-A | Jan 1, 2023 – Dec 31, 2025 |
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| Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Oct 3, 2022 14:00, sampling point TF081 | Fluoride 1025 EPA method QC 10-109-12-2-A | Jan 1, 2020 – Dec 31, 2022 |
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| Not detected below 0.1 mg/l Minimum Reporting Level , sample collected May 8, 2019 13:10, sampling point TF081 | Fluoride 1025 EPA method 300.0 | Jan 1, 2017 – Dec 31, 2019 |
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| Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Mar 7, 2016 03:20, sampling point TF081 | Fluoride 1025 EPA method 300.0 | Jan 1, 2014 – Dec 31, 2016 |
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| Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Apr 29, 2013 12:30, sampling point TF081 | Fluoride 1025 EPA method 300.0 | Jan 1, 2011 – Dec 31, 2013 |
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| 0.09 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Mar 26, 2010, sampling point WL003 | Fluoride 1025 EPA method 380-75WE | Not recorded |
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| Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Nov 3, 2008, sampling point TF081 | Fluoride 1025 EPA method 380-75WE | Jan 1, 2008 – Dec 31, 2010 |
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| Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Mar 20, 2006, sampling point TF080 | Fluoride 1025 EPA method 380-75WE | Jan 1, 2005 – Dec 31, 2007 |
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| Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Apr 4, 2005, sampling point TF080 | Fluoride 1025 EPA method 380-75WE | Jan 1, 2005 – Dec 31, 2007 |
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| Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Mar 8, 2004, sampling point TF080 | Fluoride 1025 EPA method 300.0 | Jan 1, 2002 – Dec 31, 2004 |
-
- Collected
- Dec 2, 2025 13:02
- Sampling point
- TF081
- Sample type
- Routine
- Lab sample
- IN-251203-004
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Fluoride 1025 EPA method QC 10-109-12-2-A
- Result
- 0.14 mg/l
-
- Collected
- Oct 3, 2022 14:00
- Sampling point
- TF081
- Sample type
- Routine
- Lab sample
- IN-221004-012
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2020 – Dec 31, 2022
-
Fluoride 1025 EPA method QC 10-109-12-2-A
- Result
- Not detected below 0.1 mg/l Minimum Reporting Level
-
- Collected
- May 8, 2019 13:10
- Sampling point
- TF081
- Sample type
- Routine
- Lab sample
- 190509-002IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2017 – Dec 31, 2019
-
Fluoride 1025 EPA method 300.0
- Result
- Not detected below 0.1 mg/l Minimum Reporting Level
-
- Collected
- Mar 7, 2016 03:20
- Sampling point
- TF081
- Sample type
- Routine
- Lab sample
- 160308-044IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2014 – Dec 31, 2016
-
Fluoride 1025 EPA method 300.0
- Result
- Not detected below 0.1 mg/l Minimum Reporting Level
-
- Collected
- Apr 29, 2013 12:30
- Sampling point
- TF081
- Sample type
- Routine
- Lab sample
- 130430-049IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2011 – Dec 31, 2013
-
Fluoride 1025 EPA method 300.0
- Result
- Not detected below 0.1 mg/l Minimum Reporting Level
-
- Collected
- Mar 26, 2010
- Sampling point
- WL003
- Sample type
- Routine
- Lab sample
- 100329-004PC
- Laboratory
- MSDH Lab
- Monitoring period
- Not recorded
-
Fluoride 1025 EPA method 380-75WE
- Result
- 0.09 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType.
-
- Collected
- Nov 3, 2008
- Sampling point
- TF081
- Sample type
- Routine
- Lab sample
- 081104-007IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2008 – Dec 31, 2010
-
Fluoride 1025 EPA method 380-75WE
- Result
- Not detected below 0.1 mg/l Minimum Reporting Level
-
- Collected
- Mar 20, 2006
- Sampling point
- TF080 Treatment Plant T080
- Sample type
- Routine
- Lab sample
- 060321-052IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2005 – Dec 31, 2007
-
Fluoride 1025 EPA method 380-75WE
- Result
- Not detected below 0.1 mg/l Minimum Reporting Level
-
- Collected
- Apr 4, 2005
- Sampling point
- TF080 Treatment Plant T080
- Sample type
- Routine
- Lab sample
- 050405-139IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2005 – Dec 31, 2007
-
Fluoride 1025 EPA method 380-75WE
- Result
- Not detected below 0.1 mg/l Minimum Reporting Level
-
- Collected
- Mar 8, 2004
- Sampling point
- TF080 Treatment Plant T080
- Sample type
- Routine
- Lab sample
- 040309-062IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2002 – Dec 31, 2004
-
Fluoride 1025 EPA method 300.0
- Result
- Not detected below 0.1 mg/l Minimum Reporting Level
Routine (10).