Nelliston, NY Water Safety: 75/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Residents of Nelliston generally live with tap water that beats the NY safety average on key EPA compliance metrics.
How Nelliston Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Nelliston Water
- Homes built before 1986: 87% — older plumbing may contain lead solder.
- Estimated remediation: $1,600 per household.
- CDC health risk index: 13.73 — above typical levels.
Who Supplies Your Water in Nelliston
Supply infrastructure in Nelliston, NY runs through a single dominant provider — the main entity among 1 tracked system through which rate decisions, infrastructure work, and federal compliance are managed.
Overview
We track water quality and home safety data for 1 ZIP code in Nelliston, New York, covering 1 community water system serving approximately 575 people.
No EPA violations recorded across any ZIP codes in Nelliston — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Nelliston: B (75/100)
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
Nelliston water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Nelliston
- 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.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 13410 | B | Nelliston (v) Water Works | 535 |
All ZIP Codes in Nelliston
- 13410 [B]
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.
Health Outcomes in Nelliston
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
Housing & Infrastructure in Nelliston
With 87% 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
Pre-1986 plumbing is not a rare legacy case in Nelliston — it's the dominant profile. The median build year of 1901 indicates a housing stock where lead-soldered copper joints are a common structural feature of residences across the city.
Over half of homes in Nelliston 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 Nelliston Homeowners
When the numbers for Nelliston are taken together, the remediation share is clearly in the elevated category — most homeowners here are weighing a commitment that extends beyond routine property upkeep, and the practical value of documenting scope early, prioritizing by urgency, and mapping costs against the household budget is proportionally higher at this tier.
At 2.9% of home value, remediation costs in Nelliston represent a significant financial burden. For homes valued near the median, fixing water and safety issues could cost $800–$2,600. Home values here are 85% below the New York average.
Lead Exposure Risk for Children in Nelliston
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.
Older interior plumbing shapes the local picture: 87% of Nelliston homes predate the federal solder ban, and aggregate sampling either approaches or crosses the action benchmark. That mix makes a single-home draw a standard pre-purchase or pre-occupancy step.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Nelliston
FEMA-designated flood zones cover a small share of Nelliston's ZIP codes, and NFIP claim volume reflects that limited exposure. Flood-related water quality disruptions — overwhelmed treatment capacity, well contamination, backflow — are infrequent where flood events themselves are rare.
Nelliston has a relatively low flood history with 2 FEMA claims on record. While risk is limited, severe weather events can still impact water infrastructure.
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.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Nelliston, NY