Rockville Center, NY Water Safety: 99/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Tap water in Rockville Center, NY scores well — low violation counts, above-average safety grade.
How Rockville Center Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Rockville Center Residents
- Average lead level: 0.001 mg/L.
- CDC health risk index: 10.69.
Rockville Center's Water Providers
Water service in Rockville Center, NY is organized around a single utility — one of 1 tracked by regulator, and the one that manages the local distribution network while holding primary responsibility for EPA compliance reporting.
Overview
We track water quality and home safety data for 1 ZIP code in Rockville Center, New York, covering 1 community water system serving approximately 24,700 people.
No EPA violations recorded across any ZIP codes in Rockville Center — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Rockville Center: A (99/100)
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
Rockville Center water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0010 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 11592 | A | Rockville Centre (v) | 24,700 |
All ZIP Codes in Rockville Center
- 11592 [A]
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.
Rockville Center 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
Rockville Center: Lead Risk & Vulnerable Populations
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.
Lead risk in Rockville Center appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Deep Dive Reports
Detailed analysis for Rockville Center, NY