Exceeds EPA Limit Copper EXCEEDS EPA LIMIT

Copper in Dighton, MA Drinking Water

Copper data for Dighton, Massachusetts · 112,207 residents · 1 ZIP code

Copper is regulated under the Safe Drinking Water Act because of its potential health effects at elevated concentrations; for residents of Dighton, Massachusetts, the relevant fact is that it has shown up in recent EPA compliance samples — point-of-use filtration is one option residents research, alongside reviewing the utility's published treatment data.

1350 ppb
Max Level Detected
1350 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 Dighton Tap Water

Copper has been detected in Dighton, Massachusetts drinking water at a maximum level of 1350 ppb — 1.04x the EPA action level.

This analysis covers 112,207 residents across 1 ZIP code in Dighton.

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

Is Copper in Dighton Water Safe?

Copper levels in parts of Dighton 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
02715 1350 ppb 1.3 mg/L (action level) Exceeds limit

Average copper level across Dighton: 1350 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 Dighton 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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