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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

MS0040008 , Possumneck-Carmack W/A

24 samples have been analysed for Arsenic at Possumneck-Carmack W/A.

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 24 samples, newest first — collected March 2, 2015 to March 5, 2025.

10 Arsenic results from the 10 samples listed here: 4 detected, 6 not detected. Those samples also carried 100 results for other analytes, which are on the full results page.

Arsenic results for Possumneck-Carmack W/A, from 1 to 10 of 24 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
Mar 5, 2025 13:37
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-250306-006
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Mar 5, 2025 13:37, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jan 29, 2025 15:00
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250130-005
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Jan 29, 2025 15:00, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
May 2, 2022 12:30
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-220503-005
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected May 2, 2022 12:30, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
May 2, 2022 13:00
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-220503-004
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected May 2, 2022 13:00, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
Apr 1, 2020 13:00
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
200402-004IN
Laboratory
MSDH Lab
0.0007 mg/l , sample collected Apr 1, 2020 13:00, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
Apr 1, 2020 12:30
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
200402-003IN
Laboratory
MSDH Lab
0.001 mg/l , sample collected Apr 1, 2020 12:30, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
Sep 17, 2018 02:00
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
180918-004IN
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Sep 17, 2018 02:00, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2017 – Dec 31, 2019
Collected
Sep 17, 2018 01:30
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
180918-003IN
Laboratory
MSDH Lab
0.0007 mg/l , sample collected Sep 17, 2018 01:30, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2017 – Dec 31, 2019
Collected
Mar 2, 2015 01:15
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
150303-006IN
Laboratory
MSDH Lab
0.0005 mg/l , sample collected Mar 2, 2015 01:15, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2014 – Dec 31, 2016
Collected
Mar 2, 2015 12:45
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
150303-005IN
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Mar 2, 2015 12:45, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2014 – Dec 31, 2016

Routine (10).