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
MS0410013 , Town of Shannon
26 samples have been analysed for Fluoride at Town of Shannon.
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 26 samples, newest first — collected July 16, 2012 to March 10, 2025.
10 Fluoride results from the 10 samples listed here: 8 detected, 2 not detected. Those samples also carried 106 results for other analytes, which are on the full results page.
| Result | Analyte | Monitoring period |
|---|---|---|
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| 0.116 mg/l , sample collected Mar 10, 2025 13:00, sampling point TF102 | Fluoride 1025 EPA method QC 10-109-12-2-A | Jan 1, 2023 – Dec 31, 2025 |
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| 0.153 mg/l , sample collected Jan 10, 2024 09:45, sampling point TF103 | Fluoride 1025 EPA method QC 10-109-12-2-A | Jan 1, 2022 – Dec 31, 2024 |
|
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| 0.107 mg/l , sample collected Sep 27, 2022 10:00, sampling point TF102 | Fluoride 1025 EPA method QC 10-109-12-2-A | Jan 1, 2020 – Dec 31, 2022 |
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| 0.113 mg/l , sample collected Apr 28, 2020 13:00, sampling point TF103 | Fluoride 1025 EPA method QC 10-109-12-2-A | Jan 1, 2019 – Dec 31, 2021 |
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| 0.104 mg/l , sample collected Aug 27, 2018 01:00, sampling point TF103 | Fluoride 1025 EPA method 300.0 | Jan 1, 2016 – Dec 31, 2018 |
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| Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Aug 27, 2018 01:10, sampling point TF102 | Fluoride 1025 EPA method 300.0 | Jan 1, 2017 – Dec 31, 2019 |
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| 0.086 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 May 11, 2016, 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 Apr 20, 2015 01:00, sampling point TF102 | Fluoride 1025 EPA method 300.0 | Jan 1, 2014 – Dec 31, 2016 |
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| 0.146 mg/l , sample collected Mar 31, 2014 01:00, sampling point TF103 | Fluoride 1025 EPA method 300.0 | Jan 1, 2013 – Dec 31, 2015 |
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| 0.121 mg/l , sample collected Jul 16, 2012 12:38, sampling point TF102 | Fluoride 1025 EPA method 380-75WE | Jan 1, 2011 – Dec 31, 2013 |
-
- Collected
- Mar 10, 2025 13:00
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- IN-250311-039
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Fluoride 1025 EPA method QC 10-109-12-2-A
- Result
- 0.116 mg/l
-
- Collected
- Jan 10, 2024 09:45
- Sampling point
- TF103
- Sample type
- Routine
- Lab sample
- IN-240111-044
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Fluoride 1025 EPA method QC 10-109-12-2-A
- Result
- 0.153 mg/l
-
- Collected
- Sep 27, 2022 10:00
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- IN-220928-047
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2020 – Dec 31, 2022
-
Fluoride 1025 EPA method QC 10-109-12-2-A
- Result
- 0.107 mg/l
-
- Collected
- Apr 28, 2020 13:00
- Sampling point
- TF103
- Sample type
- Routine
- Lab sample
- 200429-033IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2019 – Dec 31, 2021
-
Fluoride 1025 EPA method QC 10-109-12-2-A
- Result
- 0.113 mg/l
-
- Collected
- Aug 27, 2018 01:00
- Sampling point
- TF103
- Sample type
- Routine
- Lab sample
- 180828-036IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2016 – Dec 31, 2018
-
Fluoride 1025 EPA method 300.0
- Result
- 0.104 mg/l
-
- Collected
- Aug 27, 2018 01:10
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- 180828-035IN
- 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
- May 11, 2016
- Sampling point
- WL003
- Sample type
- Routine
- Lab sample
- 160513-004PC
- Laboratory
- MSDH Lab
- Monitoring period
- Not recorded
-
Fluoride 1025 EPA method 380-75WE
- Result
- 0.086 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 20, 2015 01:00
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- 150421-019IN
- 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
- Mar 31, 2014 01:00
- Sampling point
- TF103
- Sample type
- Routine
- Lab sample
- 140401-066IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2013 – Dec 31, 2015
-
Fluoride 1025 EPA method 300.0
- Result
- 0.146 mg/l
-
- Collected
- Jul 16, 2012 12:38
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- 120717-034IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2011 – Dec 31, 2013
-
Fluoride 1025 EPA method 380-75WE
- Result
- 0.121 mg/l
Routine (10).