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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

MS0160006 , Town of Seminary

14 samples have been analysed for Cyanide at Town of Seminary.

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 14 samples, newest first — collected March 24, 2008 to August 25, 2025.

10 Cyanide results from the 10 samples listed here: 2 detected, 8 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.

Cyanide results for Town of Seminary, from 1 to 10 of 14 samples shown analysed for it, newest first. This view leaves out other analytes on the same samples. Not detected means the amount was below the level the laboratory can reliably report, which is given beside it.
Result Analyte Monitoring period
Collected
Aug 25, 2025 23:30
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
CN-250826-002
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Aug 25, 2025 23:30, sampling point TF102 Cyanide 1024 EPA method QC10204001X Jan 1, 2023 – Dec 31, 2025
Collected
May 15, 2023 14:15
Sampling point
TF103 TF103
Sample type
Routine
Lab sample
CN-230516-012
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected May 15, 2023 14:15, sampling point TF103 Cyanide 1024 EPA method QC10204001X Jan 1, 2021 – Dec 31, 2023
Collected
Apr 20, 2020 15:15
Sampling point
TF103 TF103
Sample type
Routine
Lab sample
200421-020CN
Laboratory
MSDH Lab
0.019 mg/l , sample collected Apr 20, 2020 15:15, sampling point TF103 Cyanide 1024 EPA method QC10204001X Jan 1, 2018 – Dec 31, 2020
Collected
Apr 20, 2020 14:45
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
200421-019CN
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Apr 20, 2020 14:45, sampling point TF102 Cyanide 1024 EPA method QC10204001X Jan 1, 2020 – Dec 31, 2022
Collected
May 2, 2018 01:30
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
180503-001CN
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected May 2, 2018 01:30, sampling point TF102 Cyanide 1024 EPA method QC10204001X Jan 1, 2017 – Dec 31, 2019
Collected
Sep 11, 2017 14:15
Sampling point
TF103 TF103
Sample type
Routine
Lab sample
170912-002CN
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Sep 11, 2017 14:15, sampling point TF103 Cyanide 1024 EPA method QC10204001X Jan 1, 2015 – Dec 31, 2017
Collected
Jul 7, 2014 12:45
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
140708-020CN
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Jul 7, 2014 12:45, sampling point TF102 Cyanide 1024 EPA method QC10204001X Jan 1, 2014 – Dec 31, 2016
Collected
Feb 26, 2014 12:45
Sampling point
TF103 TF103
Sample type
Routine
Lab sample
140227-035CN
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Feb 26, 2014 12:45, sampling point TF103 Cyanide 1024 EPA method QC10204001X Jan 1, 2012 – Dec 31, 2014
Collected
Aug 17, 2011 02:00
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
110818-006CN
Laboratory
MSDH Lab
62.12 ug/l , sample collected Aug 17, 2011 02:00, sampling point TF102 Cyanide 1024 EPA method QC10204001X Jan 1, 2011 – Dec 31, 2013
Collected
Mar 24, 2008
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
080325-070CN
Laboratory
MSDH Lab
Not detected below 0.005 mg/l Minimum Reporting Level , sample collected Mar 24, 2008, sampling point TF102 Cyanide 1024 EPA method QC10204001X Jan 1, 2008 – Dec 31, 2010

Routine (10).