Exceeds EPA Limit Copper EXCEEDS EPA LIMIT

Copper in Lenoir City, TN Drinking Water

Copper data for Lenoir City, Tennessee · 34,786 residents · 2 ZIP codes

In Lenoir City, Tennessee, Copper has been detected in the public water supply — a contaminant that health agencies track because of documented effects associated with prolonged exposure at elevated concentrations.

635000 ppb
Max Level Detected
635000 ppb
Average Level
1.3 mg/L (action level)
EPA action level
Moderate
Health Risk
Reverse Osmosis or NSF 53 Carbon Block
Best Filter Method

Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14

Copper in Lenoir City Tap Water

Copper has been detected in Lenoir City, Tennessee drinking water at a maximum level of 635000 ppb488.46x the EPA action level.

This analysis covers 34,786 residents across 2 ZIP codes in Lenoir City.

Lenoir City's overall water quality grade is C (65/100).

Is Copper in Lenoir City Water Safe?

Copper levels in parts of Lenoir City exceed the EPA action level of 1.3 mg/L (action level). The EPA requires water systems to take corrective action when this limit is exceeded.

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
37771 635000 ppb 1.3 mg/L (action level) Exceeds limit
37772 635000 ppb 1.3 mg/L (action level) Exceeds limit

Average copper level across Lenoir City: 635000 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 Lenoir City Water

  1. Run water for 30-60 seconds before use (flushes stagnant water)
  2. Install an NSF 53 or NSF 58 certified filter
  3. If pH is low, consider a whole-home acid neutralizer
  4. Test first-draw morning water to check actual copper levels

Look for filters certified under NSF 53 for copper removal.

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