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
MS0810012 , Tri-Lakes Water Assn-West
11 samples have been analysed for Fluoride at Tri-Lakes Water Assn-West.
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 5, 2004 to April 8, 2025.
10 Fluoride results from the 10 samples listed here: 4 detected, 6 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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| 0.136 mg/l , sample collected Apr 8, 2025 12:05, sampling point TF101 | 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 Nov 29, 2022 15:30, sampling point TF101 | 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 21, 2019 01:00, sampling point TF101 | 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 Dec 13, 2016 04:16, sampling point TF101 | 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 May 28, 2013 02:59, sampling point TF101 | Fluoride 1025 EPA method 300.0 | Jan 1, 2011 – Dec 31, 2013 |
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| 0.111 mg/l , sample collected May 10, 2010, sampling point TF101 | Fluoride 1025 EPA method 380-75WE | Jan 1, 2008 – Dec 31, 2010 |
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| 0.146 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 Dec 13, 2007 11:20, sampling point WL001 | Fluoride 1025 EPA method 380-75WE | Not recorded |
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| 0.134062 mg/l , sample collected Apr 19, 2006, sampling point TF101 | 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 May 4, 2005, sampling point TF101 | 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 5, 2004, sampling point TF101 | Fluoride 1025 EPA method 300.0 | Jan 1, 2002 – Dec 31, 2004 |
-
- Collected
- Apr 8, 2025 12:05
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- IN-250409-028
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Fluoride 1025 EPA method QC 10-109-12-2-A
- Result
- 0.136 mg/l
-
- Collected
- Nov 29, 2022 15:30
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- IN-221130-018
- 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 21, 2019 01:00
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 190522-017IN
- 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
- Dec 13, 2016 04:16
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 161214-043IN
- 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
- May 28, 2013 02:59
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 130529-054IN
- 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
- May 10, 2010
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 100511-049IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2008 – Dec 31, 2010
-
Fluoride 1025 EPA method 380-75WE
- Result
- 0.111 mg/l
-
- Collected
- Dec 13, 2007 11:20
- Sampling point
- WL001 Well W001
- Sample type
- Routine
- Lab sample
- 071217-003PC
- Laboratory
- MSDH Lab
- Monitoring period
- Not recorded
-
Fluoride 1025 EPA method 380-75WE
- Result
- 0.146 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
- Apr 19, 2006
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 060420-070IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2005 – Dec 31, 2007
-
Fluoride 1025 EPA method 380-75WE
- Result
- 0.134062 mg/l
-
- Collected
- May 4, 2005
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 050505-006IN
- 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 5, 2004
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 040406-075IN
- 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).