Copper in Dixon, IL Drinking Water
Copper data for Dixon, Illinois · 19,100 residents · 1 ZIP code
Because Copper is associated with health effects at sustained elevated exposures, residents in Dixon, Illinois may find it useful that local water systems have returned detectable concentrations — facts that bear on long-term household water decisions.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14
Copper in Dixon Tap Water
Copper has been detected in Dixon, Illinois drinking water at a maximum level of 0.93 ppb — below the EPA action level of 1.3 mg/L (action level).
This analysis covers 19,100 residents across 1 ZIP code in Dixon.
Dixon's overall water quality grade is C (55/100).
Is Copper in Dixon Water Safe?
Copper was detected in Dixon water but currently falls within EPA limits. However, some health organizations argue the EPA action level may not be protective enough.
If you are concerned, a reverse osmosis or nsf 53 carbon block filter can reduce copper levels further.
Copper Levels by ZIP Code
| ZIP Code | Copper Level | EPA Limit | Status |
|---|---|---|---|
| 61021 | 0.93 ppm | 1.3 mg/L (action level) | OK |
Average copper level across Dixon: 0.93 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 Dixon 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.