CITY REPORT OH

Walnut Creek, OH Water - Home Safety Score unavailable

1 ZIP code · 0 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
0
Water Systems
N/A
ZIPs with Violations
Zone 1
Radon Risk (High)
$323K
Median Home Value
$1,500
Est. Remediation (0.5% of home value)

Key Facts for Walnut Creek Residents

  • Homes built before 1986: 16% - older plumbing may contain lead solder.
  • Estimated remediation: $1,500 per household.
  • CDC health risk index: 14.92 - above typical levels.

Overview

We track home safety data for 1 ZIP code in Walnut Creek, Ohio, covering 0 community water system serving approximately 406 people. The EPA snapshots used for this build directly map water systems to 0 of 1 ZIP codes.

EPA water-system violation data is unavailable in the dataset used for this page for the tracked ZIP codes in Walnut Creek.

Lead & Copper

  • Lead data: not yet available for Walnut Creek
  • Lead action-level status: not available

Radon Risk

Dominant radon zone: Zone 1 (High Risk)

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

All ZIP Codes in Walnut Creek

Data Sources

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

Walnut Creek Community Health Snapshot

12%
Asthma (US: 9.8%)
12.7%
Diabetes (US: 10.4%)
21.5%
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 12% ↑
Diabetes 12.7% ↑
Mental Health 21.5% ↑

Vertical line = national average. Above national · Below national

Walnut Creek Infrastructure Age

2006
Median Build Year
16%
Built Before 1986
0%
Built Before 1970
PEX or Copper
Likely Pipe Material

Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.

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

Housing Age Profile

Walnut Creek has a newer housing profile - median build year 2006, placing most homes after the 1986 lead-solder ban.

2006
Median Year Built
16%
Pre-1986 (Lead Paint Risk)
0%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (0%) 1970–1986 (16%) Post-1986 (84%)

Most homes in Walnut Creek were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

How Remediation Costs Compare in Walnut Creek

Property equity in Walnut Creek runs well ahead of estimated remediation costs - a cost-to-value ratio that sits in the low tier, meaning documented water and safety issues here are the kind homeowners can plan to address without treating the expense as a significant budget event relative to what their homes are worth.

Median Home Value
$322,900
Est. Remediation
$1,500
Remediation as % of home value 0.5%

Remediation costs in Walnut Creek are relatively low compared to home values. The $950–$2,100 estimated range is a small fraction of median property value. Home values are 76% above the Ohio average.

Walnut Creek: Lead Risk & Vulnerable Populations

16%
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.

Even with citywide samples reading clean and just 16% of Walnut Creek homes dating to the pre-rule era, individual-faucet conditions remain a separate question that aggregate utility data cannot resolve for one specific address. That gap is structural, not a function of severity.

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

Frequently Asked Questions

How much does it cost to fix water issues in Walnut Creek?
Estimated remediation costs in Walnut Creek average $1,500 per household, ranging from $950 to $2,100. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesOhio → Walnut Creek, OH

How to cite this page

APA ZipCheckup. (2026). Walnut Creek, OH Water - Home Safety Score unavailable. https://zipcheckup.com/cities/oh/walnut-creek/
BibTeX
@misc{zipcheckup-cities-oh-walnut-creek,
  author = {{ZipCheckup}},
  title  = {{Walnut Creek, OH Water - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/oh/walnut-creek/}
}

Page version: August 2026.

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