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.
Cyanide results
MS0460013 , West Marion Water Association
25 samples have been analysed for Cyanide at West Marion 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 Cyanide result
The table below lists 1–10 of 25 samples, newest first — collected April 8, 2019 to July 7, 2026.
10 Cyanide results from the 10 samples listed here: 0 detected, 10 not detected. Those samples also carried 1 results for other analytes, which are on the full results page.
| Result | Analyte | Monitoring period |
|---|---|---|
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| Not detected below 0.01 mg/l Minimum Reporting Level , sample collected Jul 7, 2026, sampling point TF103 | Cyanide 1024 EPA method 335.4 | Jan 1, 2026 – Dec 31, 2031 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Oct 15, 2025 11:20, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Oct 1, 2025 – Dec 31, 2025 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Sep 15, 2025 12:38, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2023 – Dec 31, 2025 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Sep 15, 2025 12:25, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2023 – Dec 31, 2025 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Aug 19, 2025 15:30, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Jul 1, 2025 – Sep 30, 2025 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected May 14, 2025 12:05, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Apr 1, 2025 – Jun 30, 2025 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Mar 3, 2025 10:35, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2025 – Mar 31, 2025 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected May 17, 2022 15:50, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2020 – Dec 31, 2022 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected May 17, 2022 16:12, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2020 – Dec 31, 2022 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Apr 8, 2019 13:10, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2017 – Dec 31, 2019 |
-
- Collected
- Jul 7, 2026
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- 35049055003
- Laboratory
- Pace Analytical Services, LLC
- Monitoring period
- Jan 1, 2026 – Dec 31, 2031
-
Cyanide 1024 EPA method 335.4
- Result
- Not detected below 0.01 mg/l Minimum Reporting Level
-
- Collected
- Oct 15, 2025 11:20
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-251016-005
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Dec 31, 2025
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Sep 15, 2025 12:38
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- CN-250916-029
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Sep 15, 2025 12:25
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- CN-250916-028
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Aug 19, 2025 15:30
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-250820-010
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2025 – Sep 30, 2025
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- May 14, 2025 12:05
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-250515-009
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2025 – Jun 30, 2025
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Mar 3, 2025 10:35
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-250304-005
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Mar 31, 2025
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- May 17, 2022 15:50
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- CN-220518-030
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2020 – Dec 31, 2022
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- May 17, 2022 16:12
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- CN-220518-029
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2020 – Dec 31, 2022
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Apr 8, 2019 13:10
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 190409-009CN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2017 – Dec 31, 2019
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
Routine (10).