Stone Park, IL: 2 Violations — 66/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Within Stone Park, water safety data for IL reveals moderate quality — federal standards are generally met, but documented exceptions exist in specific service areas.
How Stone Park Compares
Data: EPA SDWIS Last verified: 2026-06-03
Stone Park Water: The Quick Version
- Your city's water systems recorded 2 violations in the past 5 years.
- Average lead level: 0.0041 mg/L.
- Homes built before 1986: 78% — older plumbing may contain lead solder.
- Estimated remediation: $1,600 per household.
- CDC health risk index: 11.18.
Water Systems Serving Stone Park
For most households in Stone Park, IL, tap water comes from one provider — the utility that controls the local distribution system out of 1 tracked in federal record.
Overview
We track water quality and home safety data for 1 ZIP code in Stone Park, Illinois, covering 1 community water system serving approximately 4,504 people.
1 of 1 ZIP code (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Stone Park: C (66/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Stone Park water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0041 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes 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 |
|---|---|---|---|
| Stage 2 DBP Rule | Treatment Technique | 2 | 1 |
| Surface Water Treatment Rule | Treatment Technique | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 60165 | C | 2 | 0 | Stone Park |
All ZIP Codes in Stone Park
- 60165 [C] — 2 violations
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
CDC Health Data for Stone Park
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Key Contaminants Detected in Stone Park
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
How Old Is Stone Park's Housing Stock?
With 78% 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
Stone Park's housing stock is predominantly older, with a median build year of 1965 that reflects decades of construction before federal plumbing standards were tightened. The 1986 ban on lead solder and the pre-1970 era of lead service lines are both relevant benchmarks here — a significant share of the residential inventory predates one or both of those cutoffs, creating an elevated baseline for plumbing-related lead risk that aggregate water quality data may not fully reflect at the household level.
Over half of homes in Stone Park 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.
Stone Park: Remediation Cost in Perspective
Placing remediation in the context of Stone Park's property market, the equity share is low — most homeowners here are weighing a financial commitment that fits comfortably within routine property planning, far from the threshold where remediation becomes a material equity decision rather than a standard upkeep consideration.
Remediation costs in Stone Park are relatively low compared to home values. The $800–$2,600 estimated range is a small fraction of median property value. Home values are 19% above the Illinois average.
Protecting Children from Lead in Stone Park
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.
78% of Stone Park 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.
Climate-Related Water Risk for Stone Park
NFIP records stretching across multiple decades show Stone Park accumulating 461 claims and carrying 100% of its ZIP codes inside FEMA flood zones — evidence of meaningful exposure that extends beyond isolated incidents. The mechanisms linking flooding to water quality haven't changed: treatment facilities can be overwhelmed, wells can be infiltrated, and distribution systems can experience backflow. For a community at this exposure level, those mechanisms shift from hypothetical to periodically relevant.
Stone Park has a moderate flood history with 461 FEMA claims averaging $14,205 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,600</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
What You Can Do in Stone Park
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. Filters rated for Stage 2 DBP Rule can reduce the most common contaminant found in Stone Park's water.
- Check your home's plumbing. With 78% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Stone Park, IL