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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

MS0800004 , City of Louisville

160 samples have been analysed for Copper, Free at City of Louisville.

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 Copper, Free result

The table below lists 11–20 of 160 samples, newest first — collected August 25, 2025 to August 25, 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 9 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 The location on record identifies a private home, and we do not publish those.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 Louisville, from 11 to 20 of 160 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
Aug 25, 2025 11:35
Sampling point
LC0041 Location withheld
Sample type
Routine
Lab sample
PB-250827-052
Laboratory
MSDH Lab
0.0127 mg/l , sample collected Aug 25, 2025 11:35, sampling point LC0041 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Aug 25, 2025 06:30
Sampling point
LC0004 Location withheld
Sample type
Routine
Lab sample
PB-250827-064
Laboratory
MSDH Lab
0.0201 mg/l , sample collected Aug 25, 2025 06:30, sampling point LC0004 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Aug 25, 2025 15:52
Sampling point
LC0002 Location withheld
Sample type
Routine
Lab sample
PB-250827-063
Laboratory
MSDH Lab
0.0249 mg/l , sample collected Aug 25, 2025 15:52, sampling point LC0002 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Aug 25, 2025 11:30
Sampling point
LC0040 Location withheld
Sample type
Routine
Lab sample
PB-250827-062
Laboratory
MSDH Lab
0.0112 mg/l , sample collected Aug 25, 2025 11:30, sampling point LC0040 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Aug 25, 2025 12:15
Sampling point
LC0039 Location withheld
Sample type
Routine
Lab sample
PB-250827-061
Laboratory
MSDH Lab
0.0149 mg/l , sample collected Aug 25, 2025 12:15, sampling point LC0039 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Aug 25, 2025 12:00
Sampling point
LC0008 Location withheld
Sample type
Routine
Lab sample
PB-250827-070
Laboratory
MSDH Lab
0.005 mg/l , sample collected Aug 25, 2025 12:00, sampling point LC0008 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Aug 25, 2025 12:30
Sampling point
LC0028 Location withheld
Sample type
Routine
Lab sample
PB-250827-069
Laboratory
MSDH Lab
0.006 mg/l , sample collected Aug 25, 2025 12:30, sampling point LC0028 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Aug 25, 2025 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
PB-250827-068
Laboratory
MSDH Lab
0.0087 mg/l , sample collected Aug 25, 2025 09:00, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Aug 25, 2025 08:30
Sampling point
LC0005 Location withheld
Sample type
Routine
Lab sample
PB-250827-067
Laboratory
MSDH Lab
0.0107 mg/l , sample collected Aug 25, 2025 08:30, sampling point LC0005 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Aug 25, 2025 08:30
Sampling point
LC0007 Location withheld
Sample type
Routine
Lab sample
PB-250827-065
Laboratory
MSDH Lab
0.0046 mg/l , sample collected Aug 25, 2025 08:30, sampling point LC0007 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025

Routine (10).