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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

MS0370014 , R D Morrow Power Plant

4 samples have been analysed for Arsenic at R D Morrow Power Plant.

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.

Showing samples collected between September 26, 2024 and September 26, 2026. That is this page’s default, not a limit on what the agency records.

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Every Arsenic result

The 4 samples analysed for this analyte collected between September 26, 2024 and September 26, 2026 are listed below, newest first.

4 Arsenic results from the 4 samples listed here: 4 detected, 0 not detected. Those samples also carried 40 results for other analytes, which are on the full results page.

Arsenic results for R D Morrow Power Plant, from the 4 samples 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
Dec 22, 2025 09:00
Sampling point
TF105 Treatment Plant T105
Sample type
Routine
Lab sample
IN-251223-004
Laboratory
MSDH Lab
0.0008 mg/l , sample collected Dec 22, 2025 09:00, sampling point TF105 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Dec 22, 2025 10:00
Sampling point
TF103 Treatment Plant T103
Sample type
Routine
Lab sample
IN-251223-003
Laboratory
MSDH Lab
0.0121 mg/l , sample collected Dec 22, 2025 10:00, sampling point TF103 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Feb 25, 2025 13:05
Sampling point
TF104 Treatment Plant T104
Sample type
Routine
Lab sample
IN-250226-027
Laboratory
MSDH Lab
0.0008 mg/l , sample collected Feb 25, 2025 13:05, sampling point TF104 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Feb 25, 2025 12:55
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250226-026
Laboratory
MSDH Lab
0.0008 mg/l , sample collected Feb 25, 2025 12:55, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025

Routine (4).