CITY REPORT IA

Clio, IA: High Radon Risk - Home Safety Score unavailable

1 ZIP code · 1 water system · Updated

Data: EPA SDWIS

1
ZIP Codes
1
Water Systems
0
ZIPs with Violations
Zone 1
Radon Risk (High)
$1,200
Est. Remediation

What You Should Know About Clio Water

  • Homes built before 1986: 85% - older plumbing may contain lead solder.
  • Estimated remediation: $1,200 per household.
  • CDC health risk index: 15 - above typical levels.

Who Supplies Your Water in Clio

As of current federal records, Clio, IA is served primarily by one water utility among 1 tracked system. That single provider handles infrastructure investment, rate adjustments, and regulatory reporting under EPA oversight.

Overview

We track home safety data for 1 ZIP code in Clio, Iowa (population ~68), covering 1 community water system serving approximately 33,000 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

The available EPA record reports 0 violations for 1 ZIP code with a reported violation count.

Water Sources

Clio water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0000 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 1 (High Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Areas with No Violations

ZIP Code Safety Score System Population
50052 Rathbun Regional Water Assn (rathbun) 33,000

All ZIP Codes in Clio

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Health Outcomes in Clio

10.2%
Asthma (US: 9.8%)
13.1%
Diabetes (US: 10.4%)
16.7%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 10.2% ↑
Diabetes 13.1% ↑
Mental Health 16.7% ↑

Vertical line = national average. Above national · Below national

Housing & Infrastructure in Clio

1902
Median Build Year
85%
Built Before 1986
74%
Built Before 1970
Galvanized Steel or Lead
Likely Pipe Material

With 85% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

When a city's housing median build year is 1902, as in Clio, the implication for water quality research is straightforward: municipal-level data captures what leaves the treatment plant, but household plumbing from before 1986 determines what actually arrives at the tap. In cities where older housing predominates, that gap between system-level and household-level data is widest.

1902
Median Year Built
85%
Pre-1986 (Lead Paint Risk)
74%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (74%) 1970–1986 (11%) Post-1986 (15%)

Over half of homes in Clio were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Lead Exposure Risk for Children in Clio

85%
Homes Built Before 1986

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Older stock in Clio represents 85% of the inventory, and citywide monitoring runs at or above the federal action level - making an in-home read a standard household-level step.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Frequently Asked Questions

How many water systems serve Clio?
Clio is served by 1 public water system across 1 ZIP code, serving approximately 68 people.
How much does it cost to fix water issues in Clio?
Estimated remediation costs in Clio average $1,200 per household, ranging from $800 to $1,500. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesIowa → Clio, IA

How to cite this page

APA ZipCheckup. (2026). Clio, IA: High Radon Risk - Home Safety Score unavailable. https://zipcheckup.com/cities/ia/clio/
BibTeX
@misc{zipcheckup-cities-ia-clio,
  author = {{ZipCheckup}},
  title  = {{Clio, IA: High Radon Risk - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ia/clio/}
}

Page version: August 2026.

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