County Data
Lassen County, California
Self-reliance and preparedness data for Lassen County
Very Low
Hazard Risk (3.6/100)
7a
USDA Zone
165
Frost-Free Days
Good
Solar (5.0 kWh/m²/day)
Natural Hazard Risks in Lassen County
| Hazard | Risk Rating | Score |
|---|---|---|
| Wildfire | Relatively Low | 6.5 |
| Drought | Relatively Low | 6.4 |
| Volcanic Activity | Very Low | 6.4 |
| Landslide | Very Low | 3.6 |
| Riverine Flooding | Very Low | 3.2 |
Source: FEMA National Risk Index. Scores 0–100, higher = more risk.
Climate Profile
Temperature & Growing Season
| January Avg | 29°F |
| July Avg | 72°F |
| USDA Zone | 7a |
| Frost-Free Days | 165 |
Water & Energy
| Annual Precipitation | 20.3″ |
| Solar Potential | 5.0 kWh/m²/day |
| Wind Speed | 1.3 m/s |
| Soil Type | Loam |
Local Species
54
Edible species
23
Medicinal species
64
Autonomy Score
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Frequently Asked Questions
- What are the biggest natural hazards in Lassen County, California?
- Lassen County has an overall hazard rating of Very Low based on FEMA National Risk Index data. The top threats are Wildfire, Drought, Volcanic Activity. Each hazard is scored 0–100 by likelihood and expected impact.
- What is the growing season in Lassen County?
- Lassen County is in USDA Hardiness Zone 7a with approximately 165 frost-free days per year. This determines which crops, fruit trees, and perennials can survive your winters and how long your outdoor growing season lasts.
- Is Lassen County good for solar power?
- Lassen County has a good 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 Lassen County?
- Our database identifies 54 edible plant species in Lassen 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 Lassen County?
- Lassen County has an autonomy score of 64. 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.