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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

MS0240009 , City of Pass Christian

39 samples have been analysed for Cyanide at City of Pass Christian.

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 39 samples, newest first — collected May 14, 2018 to November 4, 2025.

10 Cyanide results from the 10 samples listed here: 1 detected, 9 not detected.

Cyanide results for City of Pass Christian, from 1 to 10 of 39 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
Nov 4, 2025 07:20
Sampling point
TF104 Treatment Plant T104
Sample type
Routine
Lab sample
CN-251105-002
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Nov 4, 2025 07:20, sampling point TF104 Cyanide 1024 EPA method QC10204001X Jan 1, 2023 – Dec 31, 2025
Collected
Aug 18, 2025 07:50
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
CN-250819-037
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Aug 18, 2025 07:50, sampling point TF103 Cyanide 1024 EPA method QC10204001X Jan 1, 2025 – Dec 31, 2027
Collected
Aug 18, 2025 07:40
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
CN-250819-038
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Aug 18, 2025 07:40, sampling point TF102 Cyanide 1024 EPA method QC10204001X Jan 1, 2023 – Dec 31, 2025
Collected
Oct 21, 2024 08:25
Sampling point
TF105 Treatment Facility TF105
Sample type
Routine
Lab sample
CN-241022-011
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Oct 21, 2024 08:25, sampling point TF105 Cyanide 1024 EPA method QC10204001X Jan 1, 2022 – Dec 31, 2024
Collected
Oct 21, 2024 08:00
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
CN-241022-010
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Oct 21, 2024 08:00, sampling point TF103 Cyanide 1024 EPA method QC10204001X Jan 1, 2022 – Dec 31, 2024
Collected
May 12, 2021 09:35
Sampling point
TF104 Treatment Plant T104
Sample type
Routine
Lab sample
CN-210512-025
Laboratory
MSDH Lab
0.0712 mg/l , sample collected May 12, 2021 09:35, sampling point TF104 Cyanide 1024 EPA method QC10204001X Jan 1, 2020 – Dec 31, 2022
Collected
May 12, 2021 09:15
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
CN-210512-024
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected May 12, 2021 09:15, sampling point TF102 Cyanide 1024 EPA method QC10204001X Jan 1, 2020 – Dec 31, 2022
Collected
Feb 22, 2021 10:05
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
CN-210223-005
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Feb 22, 2021 10:05, sampling point TF103 Cyanide 1024 EPA method QC10204001X Jan 1, 2019 – Dec 31, 2021
Collected
Feb 9, 2021 09:40
Sampling point
TF105 Treatment Facility TF105
Sample type
Routine
Lab sample
CN-210210-009
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Feb 9, 2021 09:40, sampling point TF105 Cyanide 1024 EPA method QC10204001X Jan 1, 2019 – Dec 31, 2021
Collected
May 14, 2018 01:00
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
180515-012CN
Laboratory
MSDH Lab
Not detected below 0.015 mg/l Minimum Reporting Level , sample collected May 14, 2018 01:00, sampling point TF102 Cyanide 1024 EPA method QC10204001X Jan 1, 2017 – Dec 31, 2019

Routine (10).