Ridgewood, NY: High Radon Risk — 43/100 (2026)
2 ZIP codes · 2 water systems · Updated 2026-06-03
Within Ridgewood, water quality data indicates below-average safety by NY standards — independent testing is a reasonable precaution for residents whose systems show active violations.
How Ridgewood Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Ridgewood Residents
- Estimated remediation: $1,800 per household.
- CDC health risk index: 11.03.
Ridgewood's Water Providers
Federal records list 2 water systems tied to Ridgewood, NY. Of those, 2 are the primary providers, meaning service conditions, rate structures, and compliance histories can differ depending on where a property sits.
Overview
We track water quality and home safety data for 2 ZIP codes in Ridgewood, New York (population ~103,865), covering 2 community water systems serving approximately 8,271,285 people region-wide.
No EPA violations recorded across any ZIP codes in Ridgewood — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Ridgewood: D (43/100)
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
Ridgewood water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Ridgewood
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
- Zone 1 (High): 2 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 11385 | D | New York City System | 8,271,000 |
| 11386 | D | LEISURE LAKE ESTATES | 285 |
All ZIP Codes in Ridgewood
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.
Ridgewood Community Health Snapshot
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
How Remediation Costs Compare in Ridgewood
While no remediation project is entirely without cost, the relationship between estimated remediation and property values in Ridgewood is notably favorable — the equity share is small enough that the household financial perspective is one of proportionality rather than pressure, and most homeowners can treat it as routine planning rather than a significant financial event.
Remediation costs in Ridgewood are relatively low compared to home values. The $1,200–$2,400 estimated range is a small fraction of median property value. Home values are 133% above the New York average.
Ridgewood: Flood History & Water Damage Risk
18 FEMA flood insurance claims are on file for Ridgewood, and 50% of local ZIP codes fall within federally designated flood zones — enough to put flood exposure on the planning radar, though short of the concentrated-risk threshold where treatment-system vulnerability becomes a primary consideration.
Ridgewood has a moderate flood history with 18 FEMA claims averaging $16,247 per payout. 50% 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>$1,800</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 Ridgewood
- 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. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Ridgewood, NY