Rocky Point, NY Water Safety: 65/100 (2026)
1 ZIP code · 2 water systems · Updated 2026-06-03
Across Rocky Point, EPA compliance data for NY sits at a moderate level — not alarming, but not uniformly clean across all service areas either.
How Rocky Point Compares
Data: EPA SDWIS Last verified: 2026-06-03
Rocky Point Water: The Quick Version
- Homes built before 1986: 84% — older plumbing may contain lead solder.
- Estimated remediation: $1,800 per household.
- CDC health risk index: 11.13.
Water Systems Serving Rocky Point
Water delivery in Rocky Point, NY is handled by 2 utilities rather than a single system — drawn from 2 providers in federal records, each filing its own compliance reports and setting its own rates.
Overview
We track water quality and home safety data for 1 ZIP code in Rocky Point, New York (population ~12,919), covering 2 community water systems serving approximately 1,103,500 people region-wide.
No EPA violations recorded across any ZIP codes in Rocky Point — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Rocky Point: C (65/100)
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
Rocky Point water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Rocky Point
- 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 |
|---|---|---|---|
| 11778 | C | SUFFOLK COUNTY WATER AUTHORITY | 1,100,000 |
All ZIP Codes in Rocky Point
- 11778 [C]
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 Rocky Point
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 Old Is Rocky Point's Housing Stock?
With 84% 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
When a city's housing median build year is 1963, as in Rocky Point, the implication for water quality research is straightforward: municipal-level data captures what leaves the treatment plant, but household plumbing from before 1986 determines what actually arrives at the tap. In cities where older housing predominates, that gap between system-level and household-level data is widest.
Over half of homes in Rocky Point 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.
Rocky Point: Remediation Cost in Perspective
At current valuations, Rocky Point sits in the low remediation-share tier — the equity impact of fixing documented issues is proportionally minor.
Remediation costs in Rocky Point are relatively low compared to home values. The $1,200–$2,600 estimated range is a small fraction of median property value. Home values are 13% above the New York average.
Protecting Children from Lead in Rocky Point
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.
Routinely in Rocky Point, where 84% of housing predates the solder ban and aggregate utility readings hover near the federal threshold, a faucet-level draw functions as a standard household step for families with small kids.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Rocky Point
Flood risk in Rocky Point occupies the middle ground: 27 NFIP claims and 100% of local ZIP codes within FEMA flood zones. At that level, the risk pathways connecting flooding to water quality — treatment system stress, well infiltration, distribution backflow — become relevant considerations during significant flood events, even if day-to-day water quality is unaffected by flood history.
Rocky Point has a moderate flood history with 27 FEMA claims averaging $5,988 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>$1,800</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 Rocky Point
- 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. With 84% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Rocky Point, NY