County Data
Grafton County, New Hampshire
Self-reliance and preparedness data for Grafton County
Relatively Low
Hazard Risk (9.3/100)
Moderate
Solar (3.7 kWh/m²/day)
Natural Hazard Risks in Grafton County
| Hazard | Risk Rating | Score |
|---|---|---|
| Cold Wave | Relatively Moderate | 23.7 |
| Ice Storm | Relatively Moderate | 19.1 |
| Landslide | Relatively Moderate | 18.9 |
| Riverine Flooding | Relatively Moderate | 14.8 |
| Lightning | Relatively Low | 13.8 |
Source: FEMA National Risk Index. Scores 0–100, higher = more risk.
Climate Profile
Temperature & Growing Season
| January Avg | 16°F |
Water & Energy
| Annual Precipitation | 3.6″ |
| Solar Potential | 3.7 kWh/m²/day |
| Wind Speed | 0.3 m/s |
| Soil Type | Sandy Loam |
Local Species
72
Edible species
34
Medicinal species
46
Autonomy Score
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Frequently Asked Questions
- What are the biggest natural hazards in Grafton County, New Hampshire?
- Grafton County has an overall hazard rating of Relatively Low based on FEMA National Risk Index data. The top threats are Cold Wave, Ice Storm, Landslide. Each hazard is scored 0–100 by likelihood and expected impact.
- Is Grafton County good for solar power?
- Grafton County has a moderate solar rating. Solar potential is based on average daily irradiance (kWh/m²/day), which determines how much energy rooftop or ground-mounted panels can produce year-round.
- How many edible plants grow in Grafton County?
- Our database identifies 72 edible plant species in Grafton County based on regional flora data, USDA hardiness zone, and iNaturalist observations. The full field guide includes identification notes, preparation methods, and seasonal availability.
- What is the autonomy score for Grafton County?
- Grafton County has an autonomy score of 46. This composite score measures local self-reliance potential across water access, food production capacity, energy resources, and supply chain resilience. Higher scores indicate greater potential for self-sufficiency.