Copper in Asheville, NC Drinking Water
Copper data for Asheville, North Carolina · 170,035 residents · 11 ZIP codes
If you rely on a public water system in Asheville, North Carolina, Copper is a contaminant your utility has been required to test for — and EPA records show it has been detected at measurable levels, making it worth understanding as part of your tap water's detection record.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14
Copper in Asheville Tap Water
Copper has been detected in Asheville, North Carolina drinking water at a maximum level of 1930 ppb — 1.48x the EPA action level.
This analysis covers 170,035 residents across 11 ZIP codes in Asheville.
Asheville's overall water quality grade is F (26/100).
Is Copper in Asheville 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 |
|---|---|---|---|
| 28801 | 1930 ppb | 1.3 mg/L (action level) | Exceeds limit |
| 28802 | 1930 ppb | 1.3 mg/L (action level) | Exceeds limit |
| 28803 | 1930 ppb | 1.3 mg/L (action level) | Exceeds limit |
| 28804 | 1930 ppb | 1.3 mg/L (action level) | Exceeds limit |
| 28805 | 1930 ppb | 1.3 mg/L (action level) | Exceeds limit |
| 28806 | 1930 ppb | 1.3 mg/L (action level) | Exceeds limit |
| 28810 | 1930 ppb | 1.3 mg/L (action level) | Exceeds limit |
| 28813 | 1930 ppb | 1.3 mg/L (action level) | Exceeds limit |
| 28814 | 1930 ppb | 1.3 mg/L (action level) | Exceeds limit |
| 28815 | 1930 ppb | 1.3 mg/L (action level) | Exceeds limit |
| 28816 | 1930 ppb | 1.3 mg/L (action level) | Exceeds limit |
Average copper level across Asheville: 1930 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 Asheville 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.