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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

MS0700011 , Town of Walnut

93 samples have been analysed for Copper, Free at Town of Walnut.

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 21–30 of 93 samples, newest first — collected September 19, 2017 to September 19, 2017.

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.

Copper, Free results for Town of Walnut, from 21 to 30 of 93 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
Sep 19, 2017 08:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
170921-050PB
Laboratory
MSDH Lab
0.5322 mg/l , sample collected Sep 19, 2017 08:35, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2015 – Dec 31, 2017
Collected
Sep 19, 2017 04:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
170921-049PB
Laboratory
MSDH Lab
0.4339 mg/l , sample collected Sep 19, 2017 04:00, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2015 – Dec 31, 2017
Collected
Sep 19, 2017 06:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
170921-048PB
Laboratory
MSDH Lab
0.016 mg/l , sample collected Sep 19, 2017 06:30, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2015 – Dec 31, 2017
Collected
Sep 19, 2017 06:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
170921-047PB
Laboratory
MSDH Lab
0.0132 mg/l , sample collected Sep 19, 2017 06:30, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2015 – Dec 31, 2017
Collected
Sep 19, 2017 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
170921-045PB
Laboratory
MSDH Lab
0.0488 mg/l , sample collected Sep 19, 2017 08:00, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2015 – Dec 31, 2017
Collected
Sep 19, 2017 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
170921-044PB
Laboratory
MSDH Lab
0.1046 mg/l , sample collected Sep 19, 2017 08:30, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2015 – Dec 31, 2017
Collected
Sep 19, 2017 06:47
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
170921-043PB
Laboratory
MSDH Lab
0.0335 mg/l , sample collected Sep 19, 2017 06:47, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2015 – Dec 31, 2017
Collected
Sep 19, 2017 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
170921-042PB
Laboratory
MSDH Lab
0.0129 mg/l , sample collected Sep 19, 2017 08:30, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2015 – Dec 31, 2017
Collected
Sep 19, 2017 07:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
170921-041PB
Laboratory
MSDH Lab
0.1552 mg/l , sample collected Sep 19, 2017 07:05, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2015 – Dec 31, 2017
Collected
Sep 19, 2017 06:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
170921-036PB
Laboratory
MSDH Lab
0.0036 mg/l , sample collected Sep 19, 2017 06:45, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2015 – Dec 31, 2017

Routine (10).