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Know Your Ground

County Data

Dorchester County, South Carolina

Self-reliance and preparedness data for Dorchester County

Relatively Moderate

Hazard Risk (13.6/100)

Good

Solar (4.6 kWh/m²/day)

Natural Hazard Risks in Dorchester County

HazardRisk RatingScore
TornadoRelatively Low16.0
Ice StormRelatively Low15.6
EarthquakeRelatively Moderate13.1
Winter WeatherRelatively Low11.2
Riverine FloodingRelatively Low9.8

Source: FEMA National Risk Index. Scores 0–100, higher = more risk.

Climate Profile

Temperature & Growing Season

January Avg44°F

Water & Energy

Annual Precipitation3.8
Solar Potential4.6 kWh/m²/day
Wind Speed1.1 m/s
Soil TypeSandy Loam

Local Species

62

Edible species

27

Medicinal species

52

Autonomy Score

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Frequently Asked Questions

What are the biggest natural hazards in Dorchester County, South Carolina?
Dorchester County has an overall hazard rating of Relatively Moderate based on FEMA National Risk Index data. The top threats are Tornado, Ice Storm, Earthquake. Each hazard is scored 0–100 by likelihood and expected impact.
Is Dorchester County good for solar power?
Dorchester 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 Dorchester County?
Our database identifies 62 edible plant species in Dorchester 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 Dorchester County?
Dorchester County has an autonomy score of 52. 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.

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