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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

MS0620010 , Sebastopol Water Association

162 samples have been analysed for Copper, Free at Sebastopol Water Association.

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 1–10 of 162 samples, newest first — collected July 1, 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 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 The location on record identifies a private home, and we do not publish those.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 Sebastopol Water Association, from 1 to 10 of 162 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 07:00
Sampling point
LC009 Location withheld
Sample type
Routine
Lab sample
PB-250702-030
Laboratory
MSDH Lab
0.15 mg/l , sample collected Jul 1, 2025 07:00, sampling point LC009 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 07:00
Sampling point
LC008 Location withheld
Sample type
Routine
Lab sample
PB-250702-029
Laboratory
MSDH Lab
0.107 mg/l , sample collected Jul 1, 2025 07:00, sampling point LC008 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 08:00
Sampling point
LC006 Location withheld
Sample type
Routine
Lab sample
PB-250702-028
Laboratory
MSDH Lab
0.0622 mg/l , sample collected Jul 1, 2025 08:00, sampling point LC006 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 07:40
Sampling point
LC005 Location withheld
Sample type
Routine
Lab sample
PB-250702-027
Laboratory
MSDH Lab
0.0146 mg/l , sample collected Jul 1, 2025 07:40, sampling point LC005 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 07:15
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
PB-250702-026
Laboratory
MSDH Lab
0.596 mg/l , sample collected Jul 1, 2025 07:15, sampling point TC0007 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 06:30
Sampling point
LC004 Location withheld
Sample type
Routine
Lab sample
PB-250702-025
Laboratory
MSDH Lab
0.227 mg/l , sample collected Jul 1, 2025 06:30, sampling point LC004 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 07:00
Sampling point
LC001 Location withheld
Sample type
Routine
Lab sample
PB-250702-024
Laboratory
MSDH Lab
0.237 mg/l , sample collected Jul 1, 2025 07:00, sampling point LC001 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 08:30
Sampling point
LC013 Location withheld
Sample type
Routine
Lab sample
PB-250702-023
Laboratory
MSDH Lab
0.0348 mg/l , sample collected Jul 1, 2025 08:30, sampling point LC013 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 07:30
Sampling point
LC012 Location withheld
Sample type
Routine
Lab sample
PB-250702-022
Laboratory
MSDH Lab
0.0284 mg/l , sample collected Jul 1, 2025 07:30, sampling point LC012 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Jul 1, 2025 07:00
Sampling point
LC002 Location withheld
Sample type
Routine
Lab sample
PB-250702-021
Laboratory
MSDH Lab
0.168 mg/l , sample collected Jul 1, 2025 07:00, sampling point LC002 Copper, Free 1022 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025

Routine (10).