Exceeds EPA Limit Radium EXCEEDS EPA LIMIT

Radium in Clearfield, UT Drinking Water

Radium data for Clearfield, Utah · 70,730 residents · 3 ZIP codes

Within Clearfield, Utah, Radium has been detected in water samples drawn from the public supply — the results are part of the official EPA compliance record for systems here.

50 pCi/L
Max Level Detected
50 pCi/L
Average Level
5 pCi/L (combined Ra-226 + Ra-228)
EPA MCL
High
Health Risk
Reverse Osmosis or Ion Exchange
Best Filter Method

Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-04-05

Radium in Clearfield Tap Water

Radium has been detected in Clearfield, Utah drinking water at a maximum level of 50 pCi/L10x the EPA MCL.

This analysis covers 70,730 residents across 3 ZIP codes in Clearfield.

Clearfield's overall water quality grade is C (56/100).

Is Radium in Clearfield Water Safe?

Radium levels in parts of Clearfield exceed the EPA MCL of 5 pCi/L (combined Ra-226 + Ra-228). 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 ion exchange filter certified under NSF 58 and testing your water independently.

Radium Levels by ZIP Code

ZIP Code Radium Level EPA Limit Status
84015 50 pCi/L 5 pCi/L (combined Ra-226 + Ra-228) Exceeds limit
84016 50 pCi/L 5 pCi/L (combined Ra-226 + Ra-228) Exceeds limit
84089 50 pCi/L 5 pCi/L (combined Ra-226 + Ra-228) Exceeds limit

Average radium level across Clearfield: 50 pCi/L

Health Effects of Radium

  • Increased risk of bone cancer (radium accumulates in bones)
  • The body treats radium like calcium, storing it in bones
  • Lifetime cancer risk of ~1 in 10,000 at 5 pCi/L
  • No safe threshold for radioactive contamination

Health risk severity: High. Governed by the Radionuclides Rule.

How Radium Gets Into Drinking Water

  • Natural radioactive decay in underground rock formations
  • Groundwater sources (especially deep wells)
  • Mining and industrial waste
  • Higher in regions with specific geology (Midwest, parts of South)

What to Do About Radium in Clearfield Water

  1. Reverse osmosis (NSF 58 certified) removes 90%+ of radium
  2. Ion exchange (water softeners) can reduce radium
  3. Point-of-use RO at kitchen tap is most cost-effective
  4. GAC filters alone are NOT effective for radium

Look for filters certified under NSF 58 for radium removal.

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