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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

MS0210003 , Town of McLain

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

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 August 1, 2011 to February 3, 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 Town of McLain, 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
Feb 3, 2025 11:25
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250204-040
Laboratory
MSDH Lab
0.0015 mg/l , sample collected Feb 3, 2025 11:25, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Feb 3, 2025 11:05
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-250204-039
Laboratory
MSDH Lab
0.0013 mg/l , sample collected Feb 3, 2025 11:05, sampling point TF101 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
May 16, 2022 12:02
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-220517-011
Laboratory
MSDH Lab
0.0016 mg/l , sample collected May 16, 2022 12:02, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
May 16, 2022 12:10
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-220517-010
Laboratory
MSDH Lab
0.0016 mg/l , sample collected May 16, 2022 12:10, sampling point TF101 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
Oct 15, 2018 12:45
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
181016-013IN
Laboratory
MSDH Lab
0.0019 mg/l , sample collected Oct 15, 2018 12:45, sampling point TF101 Arsenic 1005 EPA method 200.8 Jan 1, 2017 – Dec 31, 2019
Collected
Oct 15, 2018 01:00
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
181016-012IN
Laboratory
MSDH Lab
0.0014 mg/l , sample collected Oct 15, 2018 01:00, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2017 – Dec 31, 2019
Collected
Apr 17, 2014 01:00
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
140418-006IN
Laboratory
MSDH Lab
0.0013 mg/l , sample collected Apr 17, 2014 01:00, sampling point TF101 Arsenic 1005 EPA method 200.8 Jan 1, 2014 – Dec 31, 2016
Collected
Apr 17, 2014 01:00
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
140418-005IN
Laboratory
MSDH Lab
0.0011 mg/l , sample collected Apr 17, 2014 01:00, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2014 – Dec 31, 2016
Collected
Aug 1, 2011 01:17
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
110802-009IN
Laboratory
MSDH Lab
0.001112 mg/l , sample collected Aug 1, 2011 01:17, sampling point TF101 Arsenic 1005 EPA method 200.8 Jan 1, 2011 – Dec 31, 2013
Collected
Aug 1, 2011 01:45
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
110802-002IN
Laboratory
MSDH Lab
0.001182 mg/l , sample collected Aug 1, 2011 01:45, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2011 – Dec 31, 2013

Routine (10).