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
MS0230051 , White Cypress Lakes
18 samples have been analysed for Cyanide at White Cypress Lakes.
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 18 samples, newest first — collected May 12, 2021 to July 6, 2026.
10 Cyanide results from the 10 samples listed here: 0 detected, 10 not detected. Those samples also carried 31 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 6, 2026, sampling point TF102 | 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 Jun 16, 2025 09:07, 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 May 5, 2025 09:15, sampling point TF102 | 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 9, 2024 13:25, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Not recorded |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Jul 15, 2024 12:55, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jul 1, 2024 – Sep 30, 2024 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Apr 22, 2024 10:00, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Apr 1, 2024 – Jun 30, 2024 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Apr 1, 2024 10:15, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2024 – Mar 31, 2024 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Oct 17, 2023 12:35, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Oct 1, 2023 – Dec 31, 2023 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Jul 12, 2023 14:30, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jul 1, 2023 – Sep 30, 2023 |
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected May 12, 2021 12:41, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2020 – Dec 31, 2022 |
-
- Collected
- Jul 6, 2026
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- 35049334002
- 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
- Jun 16, 2025 09:07
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- CN-250617-011
- 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 09:15
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- CN-250506-017
- 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 9, 2024 13:25
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- CN-241010-003
- Laboratory
- MSDH Lab
- Monitoring period
- Not recorded
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Jul 15, 2024 12:55
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- CN-240716-001
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2024 – Sep 30, 2024
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Apr 22, 2024 10:00
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- CN-240423-008
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2024 – Jun 30, 2024
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Apr 1, 2024 10:15
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- CN-240402-006
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2024 – Mar 31, 2024
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Oct 17, 2023 12:35
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- CN-231018-011
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2023 – Dec 31, 2023
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Jul 12, 2023 14:30
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- CN-230713-003
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2023 – Sep 30, 2023
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- May 12, 2021 12:41
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- CN-210513-018
- 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
Routine (10).