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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.

Copper, Free results

MS0610023 , City of Richland

20 samples have been analysed for Copper, Free at City of Richland.

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 Copper, Free result

The table below lists 11–20 of 20 samples, newest first — collected June 30, 2025 to July 1, 2025.

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

We withheld the location of 10 sampling points below. The location on record identifies a private home, and we do not publish those. That is our decision, not the agency’s. The sampling point, its type and every result taken there are published unchanged.

Copper, Free results for City of Richland, from 11 to 20 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
Jul 1, 2025 09:30
Sampling point
LC032 Location withheld
Sample type
Routine
Lab sample
PB-250708-029
Laboratory
MSDH Lab
0.0301 mg/l , sample collected Jul 1, 2025 09:30, sampling point LC032 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 04:30
Sampling point
LC030 Location withheld
Sample type
Routine
Lab sample
PB-250708-030
Laboratory
MSDH Lab
0.0248 mg/l , sample collected Jul 1, 2025 04:30, sampling point LC030 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 06:10
Sampling point
LC041 Location withheld
Sample type
Routine
Lab sample
PB-250708-024
Laboratory
MSDH Lab
0.0225 mg/l , sample collected Jul 1, 2025 06:10, sampling point LC041 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 06:50
Sampling point
LC051 Location withheld
Sample type
Routine
Lab sample
PB-250708-011
Laboratory
MSDH Lab
0.124 mg/l , sample collected Jul 1, 2025 06:50, sampling point LC051 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 08:00
Sampling point
LC029 Location withheld
Sample type
Routine
Lab sample
PB-250708-016
Laboratory
MSDH Lab
0.0179 mg/l , sample collected Jul 1, 2025 08:00, sampling point LC029 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 06:35
Sampling point
LC010 Location withheld
Sample type
Routine
Lab sample
PB-250708-023
Laboratory
MSDH Lab
0.0745 mg/l , sample collected Jul 1, 2025 06:35, sampling point LC010 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 15:20
Sampling point
LC057 Location withheld
Sample type
Routine
Lab sample
PB-250708-021
Laboratory
MSDH Lab
0.0776 mg/l , sample collected Jul 1, 2025 15:20, sampling point LC057 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 05:30
Sampling point
LC044 Location withheld
Sample type
Routine
Lab sample
PB-250708-019
Laboratory
MSDH Lab
0.174 mg/l , sample collected Jul 1, 2025 05:30, sampling point LC044 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jun 30, 2025 14:01
Sampling point
LC054 Location withheld
Sample type
Routine
Lab sample
PB-250708-026
Laboratory
MSDH Lab
0.0885 mg/l , sample collected Jun 30, 2025 14:01, sampling point LC054 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jun 30, 2025 21:43
Sampling point
LC022 Location withheld
Sample type
Routine
Lab sample
PB-250708-025
Laboratory
MSDH Lab
0.0243 mg/l , sample collected Jun 30, 2025 21:43, sampling point LC022 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025

Routine (10).