CITY REPORT IL

Willow Hill, IL - Home Safety Score unavailable

1 ZIP code · 1 water system · Updated

Data: EPA SDWIS

1
ZIP Codes
1
Water Systems
1
ZIPs with Violations
Zone 2
Radon Risk (Moderate)
$113K
Median Home Value
$900
Est. Remediation (0.8% of home value)

What You Should Know About Willow Hill Water

  • Your city's water systems recorded 24 violations in the past 5 years.
  • Homes built before 1986: 75% - older plumbing may contain lead solder.
  • Estimated remediation: $900 per household.
  • CDC health risk index: 13.84 - above typical levels.

Who Supplies Your Water in Willow Hill

In Willow Hill, IL, the drinking water supply is organized under a single dominant utility - a consolidated structure that shapes how infrastructure investment, regulatory compliance, and rate decisions flow to households. When one provider handles the overwhelming share of residential connections out of 1 tracked system, accountability is clear: service upgrades, EPA violation responses, and tariff changes all funnel through that single organizational structure.

Overview

We track home safety data for 1 ZIP code in Willow Hill, Illinois (population ~764), covering 1 community water system serving approximately 29,720 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.

Water Sources

Willow Hill 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 2 (Moderate Risk)

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

Top Contaminants

Contaminant Category Violations ZIPs Affected
Total Coliform Microbiological 12 1
Contaminant 3015 Other 12 1
Coliform (TCR) Microbiological 12 1
Contaminant 1009 Other 4 1
Lead and Copper Rule Treatment Technique 4 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
62480 24 0 Ej Water Cooperative

All ZIP Codes in Willow Hill

Data Sources

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

Health Outcomes in Willow Hill

10.2%
Asthma (US: 9.8%)
12%
Diabetes (US: 10.4%)
16.4%
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 12% ↑
Mental Health 16.4% ↑

Vertical line = national average. Above national · Below national

Top Contaminants in Willow Hill Water

Total Coliform 12 violations
Microbiological
Indicates possible pathogenic contamination
Contaminant 3015 12 violations
Other
Coliform (TCR) 12 violations
Microbiological

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

Housing & Infrastructure in Willow Hill

1955
Median Build Year
75%
Built Before 1986
60%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 75% 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

Viewed through the lens of construction era, Willow Hill is predominantly an older city - a median build year of 1955 puts most of the residential inventory in the range where pre-1986 plumbing materials were the standard.

1955
Median Year Built
75%
Pre-1986 (Lead Paint Risk)
60%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (60%) 1970–1986 (15%) Post-1986 (25%)

Over half of homes in Willow Hill 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.

Cost Context: What Remediation Means for Willow Hill Homeowners

In Willow Hill, documented water and safety issues can be addressed without making a meaningful dent in home equity - the financial proportionality here is favorable, and the commitment fits within standard property planning frameworks.

Median Home Value
$113,400
Est. Remediation
$900
Remediation as % of home value 0.8%

Remediation costs in Willow Hill are relatively low compared to home values. The $300–$1,600 estimated range is a small fraction of median property value. Home values are 38% below the Illinois average.

Lead Exposure Risk for Children in Willow Hill

75%
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.

75% of Willow Hill housing dates to the pre-rule era, alongside aggregate readings hovering at the federal action mark - household-level confirmation through a draw-test kit fits the local picture.

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

Frequently Asked Questions

How many water violations does Willow Hill have?
Willow Hill water systems have a total of 24 EPA violations. Violations are tracked across 1 ZIP code.
How many water systems serve Willow Hill?
Willow Hill is served by 1 public water system across 1 ZIP code, serving approximately 764 people.
How much does it cost to fix water issues in Willow Hill?
Estimated remediation costs in Willow Hill average $900 per household, ranging from $300 to $1,600. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesIllinois → Willow Hill, IL

How to cite this page

APA ZipCheckup. (2026). Willow Hill, IL - Home Safety Score unavailable. https://zipcheckup.com/cities/il/willow-hill/
BibTeX
@misc{zipcheckup-cities-il-willow-hill,
  author = {{ZipCheckup}},
  title  = {{Willow Hill, IL - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/il/willow-hill/}
}

Page version: August 2026.

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