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
MS0300163 , Helena Utility District
216 samples have been analysed for Copper, Free at Helena Utility District.
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 216 samples, newest first — collected October 30, 2024 to July 22, 2026.
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.
Units in this table
Copper, Free is recorded on this page in ug/l and mg/l. 1 mg/l = 1,000 ug/l.
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 The location on record identifies a private home, and we do not publish those.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.
| Result | Analyte | Monitoring period |
|---|---|---|
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| 288 ug/l , sample collected Jul 22, 2026, sampling point LC0002 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2026 – Dec 31, 2026 |
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| 36 ug/l , sample collected Jul 22, 2026, sampling point LC0006 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2026 – Dec 31, 2026 |
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| 174 ug/l , sample collected Jul 22, 2026, sampling point LC0092 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2026 – Dec 31, 2026 |
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| 355 ug/l , sample collected Jul 22, 2026, sampling point LC0030 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2026 – Dec 31, 2026 |
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| 109 ug/l , sample collected Jul 22, 2026, sampling point LC0012 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2026 – Dec 31, 2026 |
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| 0.352 mg/l , sample collected Oct 30, 2024 06:30, sampling point LC0092 | Copper, Free 1022 EPA method 200.8 | Jul 1, 2024 – Dec 31, 2024 |
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| 0.593 mg/l , sample collected Oct 30, 2024 04:10, sampling point LC0026 | Copper, Free 1022 EPA method 200.8 | Jul 1, 2024 – Dec 31, 2024 |
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| 0.294 mg/l , sample collected Oct 30, 2024 04:40, sampling point LC0068 | Copper, Free 1022 EPA method 200.8 | Jul 1, 2024 – Dec 31, 2024 |
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| 0.12 mg/l , sample collected Oct 30, 2024 07:55, sampling point LC0011 | Copper, Free 1022 EPA method 200.8 | Jul 1, 2024 – Dec 31, 2024 |
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| 0.0876 mg/l , sample collected Oct 30, 2024 07:40, sampling point LC0005 | Copper, Free 1022 EPA method 200.8 | Jul 1, 2024 – Dec 31, 2024 |
-
- Collected
- Jul 22, 2026
- Sampling point
- LC0002 Location withheld
- Sample type
- Routine
- Lab sample
- 35053470005
- Laboratory
- Pace Analytical Services, LLC
- Monitoring period
- Jan 1, 2026 – Dec 31, 2026
-
Copper, Free 1022 EPA method 200.8
- Result
- 288 ug/l
-
- Collected
- Jul 22, 2026
- Sampling point
- LC0006 Location withheld
- Sample type
- Routine
- Lab sample
- 35053470004
- Laboratory
- Pace Analytical Services, LLC
- Monitoring period
- Jan 1, 2026 – Dec 31, 2026
-
Copper, Free 1022 EPA method 200.8
- Result
- 36 ug/l
-
- Collected
- Jul 22, 2026
- Sampling point
- LC0092 Location withheld
- Sample type
- Routine
- Lab sample
- 35053470003
- Laboratory
- Pace Analytical Services, LLC
- Monitoring period
- Jan 1, 2026 – Dec 31, 2026
-
Copper, Free 1022 EPA method 200.8
- Result
- 174 ug/l
-
- Collected
- Jul 22, 2026
- Sampling point
- LC0030 Location withheld
- Sample type
- Routine
- Lab sample
- 35053470002
- Laboratory
- Pace Analytical Services, LLC
- Monitoring period
- Jan 1, 2026 – Dec 31, 2026
-
Copper, Free 1022 EPA method 200.8
- Result
- 355 ug/l
-
- Collected
- Jul 22, 2026
- Sampling point
- LC0012 Location withheld
- Sample type
- Routine
- Lab sample
- 35053470001
- Laboratory
- Pace Analytical Services, LLC
- Monitoring period
- Jan 1, 2026 – Dec 31, 2026
-
Copper, Free 1022 EPA method 200.8
- Result
- 109 ug/l
-
- Collected
- Oct 30, 2024 06:30
- Sampling point
- LC0092 Location withheld
- Sample type
- Routine
- Lab sample
- PB-241031-019
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2024 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.352 mg/l
-
- Collected
- Oct 30, 2024 04:10
- Sampling point
- LC0026 Location withheld
- Sample type
- Routine
- Lab sample
- PB-241031-018
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2024 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.593 mg/l
-
- Collected
- Oct 30, 2024 04:40
- Sampling point
- LC0068 Location withheld
- Sample type
- Routine
- Lab sample
- PB-241031-017
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2024 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.294 mg/l
-
- Collected
- Oct 30, 2024 07:55
- Sampling point
- LC0011 Location withheld
- Sample type
- Routine
- Lab sample
- PB-241031-016
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2024 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.12 mg/l
-
- Collected
- Oct 30, 2024 07:40
- Sampling point
- LC0005 Location withheld
- Sample type
- Routine
- Lab sample
- PB-241031-015
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2024 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.0876 mg/l
Routine (10).