Copper in Broomfield, CO Drinking Water
Copper data for Broomfield, Colorado · 115,617 residents · 4 ZIP codes
Within Broomfield, Colorado, Copper has been detected in water samples drawn from the public supply — the results are part of the official EPA compliance record for systems here.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-04-05
Copper in Broomfield Tap Water
Copper has been detected in Broomfield, Colorado drinking water at a maximum level of 5 ppb — below the EPA action level of 1.3 mg/L (action level).
This analysis covers 115,617 residents across 4 ZIP codes in Broomfield.
Broomfield's overall water quality grade is C (67/100).
Is Copper in Broomfield Water Safe?
If you live in an affected ZIP code, consider installing a reverse osmosis or nsf 53 carbon block filter certified under NSF 53 and testing your water independently.
Copper Levels by ZIP Code
| ZIP Code | Copper Level | EPA Limit | Status |
|---|---|---|---|
| 80020 | 5 ppm | 1.3 mg/L (action level) | OK |
| 80021 | 5 ppm | 1.3 mg/L (action level) | OK |
| 80023 | 5 ppm | 1.3 mg/L (action level) | OK |
| 80038 | 5 ppm | 1.3 mg/L (action level) | OK |
Average copper level across Broomfield: 5 ppb
Health Effects of Copper
- Nausea, vomiting, and diarrhea (short-term, high levels)
- Liver and kidney damage (long-term)
- Particularly dangerous for people with Wilson's disease
- Infants are more sensitive than adults
Health risk severity: Moderate. Governed by the Lead and Copper Rule.
How Copper Gets Into Drinking Water
- Corrosion of copper household plumbing
- Acidic (low pH) water accelerates copper leaching
- New copper pipes leach more than aged ones
- Mining and industrial discharge (rare for tap water)
What to Do About Copper in Broomfield Water
- Run water for 30-60 seconds before use (flushes stagnant water)
- Install an NSF 53 or NSF 58 certified filter
- If pH is low, consider a whole-home acid neutralizer
- Test first-draw morning water to check actual copper levels
Look for filters certified under NSF 53 for copper removal.