Lebanon, NH: 2 Health Violations — 76/100 (2026)
2 ZIP codes · 5 water systems · Updated 2026-06-04
Tap water monitoring data for Lebanon shows a consistently clean picture in NH — few violations on record, compliance well above the median.
How Lebanon Compares
Data: EPA SDWIS Last verified: 2026-06-04
What You Should Know About Lebanon Water
- Your city's water systems recorded 4 violations in the past 5 years.
- Average lead level: 0.002 mg/L.
- Estimated remediation: $1,300 per household.
- CDC health risk index: 11.38.
Who Supplies Your Water in Lebanon
Water delivery in Lebanon, NH is handled by 3 utilities rather than a single system — drawn from 5 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 2 ZIP codes in Lebanon, New Hampshire, covering 5 community water systems serving approximately 10,702 people.
2 of 2 ZIP codes (100%) have recorded EPA violations. 2 health-based violations documented.
Home Safety Score
Average Home Safety Score for Lebanon: B (76/100)
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
Lebanon water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0020 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 2 ZIP codes
- Zone 3 (Low): 0 ZIP codes
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 | 3 | 2 |
| Fecal Coliform | Microbiological | 3 | 2 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 03756 | B | 2 | 1 | Lebanon Water Department |
| 03766 | B | 2 | 1 | Lebanon Water Department |
All ZIP Codes in Lebanon
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 Lebanon
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 Lebanon Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Cost Context: What Remediation Means for Lebanon Homeowners
Across Lebanon, the equity share taken up by estimated remediation is small — a favorable ratio for most property owners.
Remediation costs in Lebanon are relatively low compared to home values. The $550–$2,300 estimated range is a small fraction of median property value. Home values are 4% below the New Hampshire average.
Lead Exposure Risk for Children in Lebanon
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 Lebanon 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.
Flood & Climate Risk in Lebanon
The National Flood Insurance Program captures decades of claims at the local level, building a record of cumulative community flood exposure. For Lebanon, that record documents 35 claims and 50% of ZIP codes inside FEMA-designated flood zones. What makes those numbers relevant to water quality is the set of mechanisms flooding activates: heavy precipitation that floods treatment intake zones can introduce contaminants upstream of normal filtration; well casings in low-lying areas can be infiltrated by floodwaters carrying bacteria, sediment, and chemical residue; and distribution system pressure changes during flooding can create backflow conditions. These effects become more probable as flood frequency and magnitude increase — and the NFIP record indicates both are meaningful factors locally.
Lebanon has a moderate flood history with 35 FEMA claims averaging $3,360 per payout. 50% 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>$1,300</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.
Deep Dive Reports
Detailed analysis for Lebanon, NH