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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

MS0070007 , Duncan Hill Water Supply

26 samples have been analysed for Arsenic 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 Arsenic result

The table below lists 1–10 of 26 samples, newest first — collected October 16, 2018 to January 14, 2025.

10 Arsenic results from the 10 samples listed here: 10 detected, 0 not detected. Those samples also carried 100 results for other analytes, which are on the full results page.

Arsenic results for Duncan Hill Water Supply, from 1 to 10 of 26 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 14, 2025 13:45
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250115-018
Laboratory
MSDH Lab
0.005 mg/l , sample collected Jan 14, 2025 13:45, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Feb 20, 2024 13:40
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
IN-240221-012
Laboratory
MSDH Lab
0.0035 mg/l , sample collected Feb 20, 2024 13:40, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2024 – Dec 31, 2024
Collected
Nov 1, 2023 15:10
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
IN-231102-015
Laboratory
MSDH Lab
0.0026 mg/l , sample collected Nov 1, 2023 15:10, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2023
Collected
Apr 26, 2022 09:23
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-220427-056
Laboratory
MSDH Lab
0.0026 mg/l , sample collected Apr 26, 2022 09:23, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
Feb 22, 2022 09:58
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
IN-220223-028
Laboratory
MSDH Lab
0.0035 mg/l , sample collected Feb 22, 2022 09:58, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2022 – Dec 31, 2022
Collected
Oct 25, 2021 14:17
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
IN-211026-008
Laboratory
MSDH Lab
0.0069 mg/l , sample collected Oct 25, 2021 14:17, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2021 – Dec 31, 2021
Collected
Apr 1, 2020 12:53
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
200402-006IN
Laboratory
MSDH Lab
0.0058 mg/l , sample collected Apr 1, 2020 12:53, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
Mar 23, 2020 15:15
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
200324-033IN
Laboratory
MSDH Lab
0.0048 mg/l , sample collected Mar 23, 2020 15:15, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2020
Collected
Jan 22, 2019 14:13
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
190123-015IN
Laboratory
MSDH Lab
0.002 mg/l , sample collected Jan 22, 2019 14:13, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2019 – Mar 31, 2019
Collected
Oct 16, 2018 12:34
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
181017-052IN
Laboratory
MSDH Lab
0.0023 mg/l , sample collected Oct 16, 2018 12:34, sampling point TF103 Arsenic 1005 EPA method 200.8 Oct 1, 2018 – Dec 31, 2018

Routine (10).