Waterville Valley, NH: 1 Violation — 72/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Across Waterville Valley, EPA monitoring data shows low violation rates and healthy safety margins — a pattern that places the city well above NH's average for drinking water compliance across recent reporting cycles.
How Waterville Valley Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Waterville Valley Water
- Your city's water systems recorded 1 violation in the past 5 years.
- Homes built before 1986: 64% — older plumbing may contain lead solder.
- Estimated remediation: $400 per household.
- CDC health risk index: 11.38.
Who Supplies Your Water in Waterville Valley
With one provider handling most of Waterville Valley's residential supply in NH, water service accountability is concentrated in a single utility among the 1 system on record.
Overview
We track water quality and home safety data for 1 ZIP code in Waterville Valley, New Hampshire (population ~269), covering 1 community water system serving approximately 3,150 people region-wide.
1 of 1 ZIP code (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Waterville Valley: B (72/100)
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
Waterville Valley water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Waterville Valley
- 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 1 DBP Rule | Treatment Technique | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 03215 | B | 1 | 0 | Waterville Valley Water District |
All ZIP Codes in Waterville Valley
- 03215 [B] — 1 violation
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 Waterville Valley
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
Top Contaminants in Waterville Valley Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Waterville Valley
With 64% 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
Decades of residential development in Waterville Valley took place before the two main regulatory milestones that reduced plumbing-era lead risk: the phase-out of lead pipes before 1970, and the federal ban on lead solder in 1986. With a median build year of 1986, the housing stock here is anchored in that earlier period. The distinction between pre-1970 and 1970-to-1986 construction matters: the oldest homes may have lead pipes in the service line and lead solder in the copper joints, while the 1970-to-1986 tier still carries the solder risk even after lead pipes became less common. Together, these two risk layers affect a majority of the residential properties in the city — a fact the aggregate water quality data doesn't directly reveal.
Over half of homes in Waterville Valley 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 Waterville Valley Homeowners
Remediation costs in Waterville Valley are small relative to typical property values — the cost-to-value ratio here is favorable.
Remediation costs in Waterville Valley are relatively low compared to home values. The $0–$800 estimated range is a small fraction of median property value. Home values are 3% above the New Hampshire average.
Lead Exposure Risk for Children in Waterville Valley
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.
Although utility-side compliance with federal Lead and Copper requirements remains the system reference, that compliance does not extend down into interior plumbing. With 64% of Waterville Valley stock built before the solder ban and aggregate readings at or beyond the action mark, a household-level sample becomes the practical way to close that information gap.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Deep Dive Reports
Detailed analysis for Waterville Valley, NH