Hampton Falls, NH Water Safety: 75/100 (2026)
1 ZIP code · 3 water systems · Updated 2026-06-03
Hampton Falls's tap water quality puts it in NH's upper tier — health-based violations are rare and the compliance record is consistently above average.
How Hampton Falls Compares
Data: EPA SDWIS Last verified: 2026-06-03
Hampton Falls Water: The Quick Version
- Homes built before 1986: 59% — older plumbing may contain lead solder.
- Estimated remediation: $1,600 per household.
- CDC health risk index: 11.66.
Water Systems Serving Hampton Falls
Throughout Hampton Falls, NH, water comes from one of 3 primary utilities out of 3 total systems — independent providers with different rate structures, infrastructure, and compliance records that vary across the service territory.
Overview
We track water quality and home safety data for 1 ZIP code in Hampton Falls, New Hampshire (population ~2,357), covering 3 community water systems serving approximately 48,100 people region-wide.
No EPA violations recorded across any ZIP codes in Hampton Falls — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Hampton Falls: 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
Hampton Falls water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Hampton Falls
- 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 |
|---|---|---|---|
| 03844 | B | Aquarion Water/nh | 34,000 |
All ZIP Codes in Hampton Falls
- 03844 [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.
CDC Health Data for Hampton Falls
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 Hampton Falls's Housing Stock?
With 59% 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
The character of Hampton Falls's housing stock is one of deep historical layering — a median build year of 1971 signals a city built largely before the plumbing era changes of 1986 and 1970. Lead-soldered copper joints and, in the oldest properties, lead service lines are commonly present in this inventory. That context shapes what individual water testing may reveal, particularly in neighborhoods where the oldest housing is concentrated.
Over half of homes in Hampton Falls 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.
Hampton Falls: Remediation Cost in Perspective
Given current Hampton Falls valuations, the remediation-to-property-value ratio is low — most homeowners are looking at a proportionally modest share that fits within routine financial planning.
Remediation costs in Hampton Falls are relatively low compared to home values. The $800–$2,600 estimated range is a small fraction of median property value. Home values are 83% above the New Hampshire average.
Protecting Children from Lead in Hampton Falls
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.
Confirming what arrives at a specific faucet is something utility-side averages cannot do. With 59% of Hampton Falls stock built before the lead-solder ban and citywide monitoring at or beyond the regulatory mark, a tap-level kit fits the standard diligence picture.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Hampton Falls
Across the NFIP's long tracking period, Hampton Falls shows 5 claims and 100% of ZIP codes within FEMA-designated flood zones — figures that place it in moderate flood exposure territory. At this level, the water-quality implications of flooding — contaminated wells, stressed treatment intake, distribution backflow — move from theoretical edge cases to genuine periodic risks, particularly during higher-severity events.
Hampton Falls has a moderate flood history with 5 FEMA claims averaging $14,295 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>$1,600</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 Hampton Falls, NH