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
MS0050016 , Blackjack Development Assn
17 samples have been analysed for Cyanide at Blackjack Development Assn.
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 17 samples, newest first — collected June 6, 2011 to May 5, 2025.
10 Cyanide results from the 10 samples listed here: 1 detected, 9 not detected.
Units in this table
Cyanide is recorded on this page in ug/l and mg/l. 1 mg/l = 1,000 ug/l.
| Result | Analyte | Monitoring period |
|---|---|---|
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected May 5, 2025 09:50, 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 5, 2025 10:15, 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 Apr 13, 2021 15:00, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2020 – Dec 31, 2022 |
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| 0.0328 mg/l , sample collected Apr 13, 2021 14:30, 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 Apr 16, 2018 03:30, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2017 – Dec 31, 2019 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Apr 16, 2018 03:00, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2017 – Dec 31, 2019 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Jun 23, 2014 03:45, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2014 – Dec 31, 2016 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Jun 23, 2014 03:20, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2014 – Dec 31, 2016 |
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| Not detected below 15 ug/l Minimum Reporting Level , sample collected Jun 6, 2011, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2011 – Dec 31, 2013 |
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| Not detected below 15 ug/l Minimum Reporting Level , sample collected Jun 6, 2011, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2011 – Dec 31, 2013 |
-
- Collected
- May 5, 2025 09:50
- Sampling point
- TF102
- Sample type
- Routine
- Lab sample
- CN-250506-012
- 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 5, 2025 10:15
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- CN-250506-013
- 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
- Apr 13, 2021 15:00
- Sampling point
- TF102
- Sample type
- Routine
- Lab sample
- CN-210414-030
- 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
- Apr 13, 2021 14:30
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- CN-210414-029
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2020 – Dec 31, 2022
-
Cyanide 1024 EPA method QC10204001X
- Result
- 0.0328 mg/l
-
- Collected
- Apr 16, 2018 03:30
- Sampling point
- TF102
- Sample type
- Routine
- Lab sample
- 180417-037CN
- 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
-
- Collected
- Apr 16, 2018 03:00
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 180417-036CN
- 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
-
- Collected
- Jun 23, 2014 03:45
- Sampling point
- TF102
- Sample type
- Routine
- Lab sample
- 140624-002CN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2014 – Dec 31, 2016
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Jun 23, 2014 03:20
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 140624-001CN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2014 – Dec 31, 2016
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Jun 6, 2011
- Sampling point
- TF102
- Sample type
- Routine
- Lab sample
- 110607-041CN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2011 – Dec 31, 2013
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 15 ug/l Minimum Reporting Level
-
- Collected
- Jun 6, 2011
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 110607-010CN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2011 – Dec 31, 2013
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 15 ug/l Minimum Reporting Level
Routine (10).