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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.

Cis-1,2-Dichloroethylene results

MS0070007 , Duncan Hill Water Supply

32 samples have been analysed for Cis-1,2-Dichloroethylene at Duncan Hill Water Supply.

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 Cis-1,2-Dichloroethylene result

The table below lists 1–10 of 32 samples, newest first — collected May 17, 2021 to July 5, 2026.

10 Cis-1,2-Dichloroethylene results from the 10 samples listed here: 0 detected, 10 not detected. Those samples also carried 201 results for other analytes, which are on the full results page.

Cis-1,2-Dichloroethylene results for Duncan Hill Water Supply, from 1 to 10 of 32 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
Jul 5, 2026
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
35048622002
Laboratory
Pace Analytical Services, LLC
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jul 5, 2026, sampling point TF103 Cis-1,2-Dichloroethylene 2380 EPA method 524.2 Jan 1, 2026 – Dec 31, 2026
Collected
Jul 5, 2026
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
35048622001
Laboratory
Pace Analytical Services, LLC
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jul 5, 2026, sampling point TF102 Cis-1,2-Dichloroethylene 2380 EPA method 524.2 Jan 1, 2023 – Dec 31, 2028
Collected
Feb 10, 2025 12:50
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
VO-250211-008
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Feb 10, 2025 12:50, sampling point TF103 Cis-1,2-Dichloroethylene 2380 EPA method 524.2 Jan 1, 2025 – Dec 31, 2025
Collected
Mar 27, 2024 12:20
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
VO-240328-009
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Mar 27, 2024 12:20, sampling point TF103 Cis-1,2-Dichloroethylene 2380 EPA method 524.2 Jan 1, 2024 – Dec 31, 2024
Collected
Jan 17, 2023 12:38
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
VO-230118-015
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jan 17, 2023 12:38, sampling point TF103 Cis-1,2-Dichloroethylene 2380 EPA method 524.2 Jan 1, 2023 – Dec 31, 2023
Collected
Mar 28, 2022 11:18
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
VO-220329-026
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Mar 28, 2022 11:18, sampling point TF102 Cis-1,2-Dichloroethylene 2380 EPA method 524.2 Jan 1, 2017 – Dec 31, 2022
Collected
Jan 18, 2022 13:32
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
VO-220119-013
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jan 18, 2022 13:32, sampling point TF103 Cis-1,2-Dichloroethylene 2380 EPA method 524.2 Jan 1, 2022 – Dec 31, 2022
Collected
Oct 11, 2021 13:43
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
VO-211012-014
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Oct 11, 2021 13:43, sampling point TF103 Cis-1,2-Dichloroethylene 2380 EPA method 524.2 Not recorded
Collected
Jul 19, 2021 13:11
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
VO-210720-018
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jul 19, 2021 13:11, sampling point TF103 Cis-1,2-Dichloroethylene 2380 EPA method 524.2 Jul 1, 2021 – Sep 30, 2021
Collected
May 17, 2021 14:47
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
210518-014VO
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected May 17, 2021 14:47, sampling point TF103 Cis-1,2-Dichloroethylene 2380 EPA method 524.2 Apr 1, 2021 – Jun 30, 2021

Routine (10).