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.
Selenium results
MS0380001 , Clarkdale Water Assn # 1
41 samples have been analysed for Selenium at Clarkdale Water Assn # 1.
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 Selenium result
The table below lists 1–10 of 41 samples, newest first — collected March 25, 2020 to February 24, 2025.
10 Selenium results from the 10 samples listed here: 0 detected, 10 not detected. Those samples also carried 100 results for other analytes, which are on the full results page.
| Result | Analyte | Monitoring period |
|---|---|---|
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Feb 24, 2025 12:30, sampling point TF106 | Selenium 1045 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Feb 24, 2025 13:00, sampling point TF104 | Selenium 1045 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Feb 24, 2025 12:35, sampling point TF102 | Selenium 1045 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Feb 13, 2024 09:15, sampling point TF105 | Selenium 1045 EPA method 200.8 | Jan 1, 2024 – Dec 31, 2026 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Oct 24, 2023 14:15, sampling point TF105 | Selenium 1045 EPA method 200.8 | Jan 1, 2021 – Dec 31, 2023 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Aug 30, 2022 14:00, sampling point TF106 | Selenium 1045 EPA method 200.8 | Jan 1, 2020 – Dec 31, 2022 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Aug 30, 2022 13:30, sampling point TF104 | Selenium 1045 EPA method 200.8 | Jan 1, 2020 – Dec 31, 2022 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Aug 30, 2022 13:50, sampling point TF102 | Selenium 1045 EPA method 200.8 | Jan 1, 2020 – Dec 31, 2022 |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Apr 28, 2020 13:00, sampling point TF105 | Selenium 1045 EPA method 200.8 | Jan 1, 2018 – Dec 31, 2020 |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Mar 25, 2020 13:00, sampling point TF105 | Selenium 1045 EPA method 200.8 | Jan 1, 2018 – Dec 31, 2020 |
-
- Collected
- Feb 24, 2025 12:30
- Sampling point
- TF106 Treatment Facility TF106
- Sample type
- Routine
- Lab sample
- IN-250225-035
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- Feb 24, 2025 13:00
- Sampling point
- TF104 Treatment Plant T104
- Sample type
- Routine
- Lab sample
- IN-250225-034
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- Feb 24, 2025 12:35
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- IN-250225-033
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- Feb 13, 2024 09:15
- Sampling point
- TF105 Treatment Facility 105
- Sample type
- Routine
- Lab sample
- IN-240214-019
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2024 – Dec 31, 2026
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- Oct 24, 2023 14:15
- Sampling point
- TF105 Treatment Facility 105
- Sample type
- Routine
- Lab sample
- IN-231025-002
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2021 – Dec 31, 2023
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- Aug 30, 2022 14:00
- Sampling point
- TF106 Treatment Facility TF106
- Sample type
- Routine
- Lab sample
- IN-220831-016
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2020 – Dec 31, 2022
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- Aug 30, 2022 13:30
- Sampling point
- TF104 Treatment Plant T104
- Sample type
- Routine
- Lab sample
- IN-220831-015
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2020 – Dec 31, 2022
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- Aug 30, 2022 13:50
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- IN-220831-014
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2020 – Dec 31, 2022
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- Apr 28, 2020 13:00
- Sampling point
- TF105 Treatment Facility 105
- Sample type
- Routine
- Lab sample
- 200429-041IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2018 – Dec 31, 2020
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Mar 25, 2020 13:00
- Sampling point
- TF105 Treatment Facility 105
- Sample type
- Routine
- Lab sample
- 200326-003IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2018 – Dec 31, 2020
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
Routine (10).