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
MS0450034 , Cmu - Lake Caroline
31 samples have been analysed for Cyanide at Cmu - Lake Caroline.
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 31 samples, newest first — collected August 25, 2020 to September 17, 2025.
10 Cyanide results from the 10 samples listed here: 1 detected, 9 not detected.
| Result | Analyte | Monitoring period |
|---|---|---|
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Sep 17, 2025 10:20, 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 May 15, 2025 11:30, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2025 – Dec 31, 2025 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Oct 22, 2024 10:35, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2022 – Dec 31, 2024 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected May 6, 2024 11:25, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2024 – Dec 31, 2024 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Oct 18, 2023 11:05, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2023 – Dec 31, 2023 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected May 2, 2022 09:45, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2022 – Dec 31, 2022 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Oct 18, 2021 08:44, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2021 – Dec 31, 2021 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Sep 14, 2021 11:25, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2021 – Dec 31, 2021 |
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| 0.0423 mg/l , sample collected Dec 9, 2020 09:50, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Oct 1, 2020 – Dec 31, 2020 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Aug 25, 2020 11:23, sampling point TF103 | Cyanide 1024 EPA method QC10204001X | Jul 1, 2020 – Sep 30, 2020 |
-
- Collected
- Sep 17, 2025 10:20
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- CN-250917-031
- 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
- May 15, 2025 11:30
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-250515-019
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Dec 31, 2025
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Oct 22, 2024 10:35
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- CN-241022-024
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- May 6, 2024 11:25
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-240506-004
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2024 – Dec 31, 2024
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Oct 18, 2023 11:05
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-231018-016
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2023
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- May 2, 2022 09:45
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-220502-001
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2022
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Oct 18, 2021 08:44
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-211018-001
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2021 – Dec 31, 2021
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Sep 14, 2021 11:25
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-210914-012
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2021 – Dec 31, 2021
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Dec 9, 2020 09:50
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-201210-005
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2020 – Dec 31, 2020
-
Cyanide 1024 EPA method QC10204001X
- Result
- 0.0423 mg/l
-
- Collected
- Aug 25, 2020 11:23
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- CN-200826-002
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2020 – Sep 30, 2020
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
Routine (10).