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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.

Arsenic results

MS0060008 , Town of Duncan

20 samples have been analysed for Arsenic at Town of Duncan.

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 Arsenic result

The table below lists 1–10 of 20 samples, newest first — collected July 25, 2011 to January 15, 2025.

10 Arsenic results from the 10 samples listed here: 5 detected, 5 not detected. Those samples also carried 100 results for other analytes, which are on the full results page.

Arsenic results for Town of Duncan, from 1 to 10 of 20 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
Jan 15, 2025 13:50
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250116-026
Laboratory
MSDH Lab
0.0006 mg/l , sample collected Jan 15, 2025 13:50, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Mar 27, 2024 14:05
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
IN-240328-003
Laboratory
MSDH Lab
0.0025 mg/l , sample collected Mar 27, 2024 14:05, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2024 – Dec 31, 2026
Collected
Oct 25, 2023 14:03
Sampling point
WL001 Well W001
Sample type
Routine
Lab sample
IN-231026-012
Laboratory
MSDH Lab
0.0012 mg/l , sample collected Oct 25, 2023 14:03, sampling point WL001 Arsenic 1005 EPA method 200.8 Not recorded
Collected
May 2, 2022 12:30
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-220503-001
Laboratory
MSDH Lab
0.0009 mg/l , sample collected May 2, 2022 12:30, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
Jan 25, 2021 12:15
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-210126-007
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Jan 25, 2021 12:15, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
Sep 26, 2018 12:15
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
180927-004IN
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Sep 26, 2018 12:15, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2017 – Dec 31, 2019
Collected
May 2, 2017 03:45
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
170503-008IN
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected May 2, 2017 03:45, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2015 – Dec 31, 2017
Collected
May 5, 2014 10:22
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
140506-022IN
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected May 5, 2014 10:22, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2012 – Dec 31, 2014
Collected
May 5, 2014 10:32
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
140506-021IN
Laboratory
MSDH Lab
0.0005 mg/l , sample collected May 5, 2014 10:32, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2014 – Dec 31, 2016
Collected
Jul 25, 2011 10:56
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
110726-007IN
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Jul 25, 2011 10:56, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2011 – Dec 31, 2013

Routine (10).