How much copper is in Collinsville water?

The maximum detected level of copper in Collinsville water is 1.3 ppb. The EPA limit is 1.3 mg/L (action level). See the ZIP code table above for area-specific levels.

Detected Copper

Copper in Collinsville, OH Drinking Water

Q: Is copper in Collinsville water safe?

Copper was detected in Collinsville water at 1.3 ppb, below the EPA limit of 1.3 mg/L (action level). Check ZIP-level data on this page for your specific area.

Copper data for Collinsville, Ohio · 24,000 residents · 1 ZIP code

Because Copper is associated with health effects at sustained elevated exposures, residents in Collinsville, Ohio may find it useful that local water systems have returned detectable concentrations — facts that bear on long-term household water decisions.

1.3 ppb

Max Level Detected

1.3 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: 2026-04-05

Copper in Collinsville Tap Water

Copper has been detected in Collinsville, Ohio drinking water at a maximum level of 1.3 ppb — below the EPA action level of 1.3 mg/L (action level).

This analysis covers 24,000 residents across 1 ZIP code in Collinsville.

Collinsville's overall water quality grade is D (40/100).

Is Copper in Collinsville Water Safe?

Copper was detected in Collinsville 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
45004	1.3 ppm	1.3 mg/L (action level)	OK

Average copper level across Collinsville: 1.3 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 Collinsville 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.

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