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
MS0820004 , Central Yazoo #1 Fletchers CH.
15 samples have been analysed for Cyanide at Central Yazoo #1 Fletchers CH..
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 15 samples, newest first — collected October 21, 2013 to July 15, 2026.
10 Cyanide results from the 10 samples listed here: 0 detected, 10 not detected. Those samples also carried 11 results for other analytes, which are on the full results page.
| Result | Analyte | Monitoring period |
|---|---|---|
|
||
| Not detected below 0.01 mg/l Minimum Reporting Level , sample collected Jul 15, 2026, sampling point TF102 | Cyanide 1024 EPA method 335.4 | Jan 1, 2024 – Dec 31, 2026 |
|
||
| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Nov 17, 2025 14:30, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2023 – Dec 31, 2025 |
|
||
| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Jul 10, 2023 08:42, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2021 – Dec 31, 2023 |
|
||
| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Oct 24, 2022 09:38, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2020 – Dec 31, 2022 |
|
||
| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Dec 7, 2020 14:06, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2018 – Dec 31, 2020 |
|
||
| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Oct 7, 2019 09:48, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2017 – Dec 31, 2019 |
|
||
| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Jul 16, 2019 11:02, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2017 – Dec 31, 2019 |
|
||
| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Sep 18, 2017 12:47, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2015 – Dec 31, 2017 |
|
||
| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Jul 18, 2016 01:35, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2014 – Dec 31, 2016 |
|
||
| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Oct 21, 2013 02:52, sampling point TF101 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2011 – Dec 31, 2013 |
-
- Collected
- Jul 15, 2026
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- 35051962002
- Laboratory
- Pace Analytical Services, LLC
- Monitoring period
- Jan 1, 2024 – Dec 31, 2026
-
Cyanide 1024 EPA method 335.4
- Result
- Not detected below 0.01 mg/l Minimum Reporting Level
-
- Collected
- Nov 17, 2025 14:30
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- CN-251118-015
- 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
- Jul 10, 2023 08:42
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- CN-230710-003
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2021 – Dec 31, 2023
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Oct 24, 2022 09:38
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- CN-221024-003
- 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
- Dec 7, 2020 14:06
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- CN-201208-001
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2018 – Dec 31, 2020
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Oct 7, 2019 09:48
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 191008-002CN
- 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
- Jul 16, 2019 11:02
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 190717-016CN
- 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
- Sep 18, 2017 12:47
- Sampling point
- TF102 Treatment Facility TF102
- Sample type
- Routine
- Lab sample
- 170919-005CN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2015 – Dec 31, 2017
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Jul 18, 2016 01:35
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 160719-027CN
- 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
- Oct 21, 2013 02:52
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 131022-003CN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2011 – Dec 31, 2013
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
Routine (10).