Mont Vernon, NH: Lead Above EPA Limits — 50/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-04
For households across Mont Vernon, below-average water safety data and recurring compliance violations documented by NH EPA records make it worthwhile to verify the specific system serving your address — system-level detail is the most actionable reference point available.
How Mont Vernon Compares
Data: EPA SDWIS Last verified: 2026-06-04
What You Should Know About Mont Vernon Water
- Average lead level: 0.04 mg/L — exceeds the EPA action level of 0.015 mg/L.
- Homes built before 1986: 52% — older plumbing may contain lead solder.
- Estimated remediation: $3,520 per household.
- CDC health risk index: 11.54.
Who Supplies Your Water in Mont Vernon
For most households in Mont Vernon, NH, tap water comes from one provider — the utility that controls the local distribution system out of 1 tracked in federal record.
Overview
We track water quality and home safety data for 1 ZIP code in Mont Vernon, New Hampshire, covering 1 community water system serving approximately 2,630 people.
No EPA violations recorded across any ZIP codes in Mont Vernon — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Mont Vernon: D (50/100)
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
Mont Vernon water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0400 mg/L (exceeds EPA action level) (EPA action level: 0.015 mg/L)
- 1 ZIP code 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 |
|---|---|---|---|
| 03057 | D | Rolling Acres Mhp | 100 |
All ZIP Codes in Mont Vernon
- 03057 [D]
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 Mont Vernon
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 Mont Vernon
With 52% 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
What does a median build year of 1985 mean for water safety in Mont Vernon? It means the majority of the city's residential plumbing was installed before 1986, when lead solder was federally banned, and a large share may predate 1970, when lead pipes were commonly used — making plumbing age a central variable in household-level lead risk across much of the city.
Over half of homes in Mont Vernon 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 Mont Vernon Homeowners
When estimated remediation is placed alongside median property values in Mont Vernon, the resulting ratio is low — a finding consistent with a household financial perspective where documented issues can be addressed without a meaningful impact on overall equity position, making this market one of the more favorable contexts for remediation planning.
Remediation costs in Mont Vernon are relatively low compared to home values. The $2,080–$4,960 estimated range is a small fraction of median property value. Home values are 31% above the New Hampshire average.
Lead Exposure Risk for Children in Mont Vernon
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.
Despite Lead and Copper Rule oversight at the utility tier, citywide samples in Mont Vernon have moved beyond 0.015 mg/L — and 52% of local stock predates the ban on solder containing lead. The high-pre-1986 share combined with above-action samples leaves an in-home test and certified filtration via retailer networks as the household-tier tools, available for families with kids or pregnant residents. Periodic retesting after plumbing work or extended stagnation captures changes the initial draw cannot.
<strong>1 ZIP code</strong> (100% of the city) exceeds the EPA lead action level of 0.015 mg/L.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
What You Can Do in Mont Vernon
- Test your water at home. City-level data shows averages — your tap may differ. Lead testing is especially recommended given the area's lead levels.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. With 52% of homes built before 1986, lead solder is a real possibility.
- 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 Mont Vernon, NH