Natural Disaster Risk in Walnut Grove
California
Risk Summary for Walnut Grove
Walnut Grove scores 5.9/10 (Moderate risk), above the U.S. average of 4.5. The leading hazard is Drought.
Top Hazards
All 18 Hazard Scores
How it compares
Live Conditions
🏠 What this means for insurance
Average risk — standard coverage usually sufficient
This area carries average natural disaster risk. A standard homeowners or renters policy should cover common events, but review the exclusions for floods and earthquakes, which are almost never included by default.
This is general information only. Consult a licensed insurance professional for advice specific to your property.
Natural Hazard Profile: Walnut Grove, California
Walnut Grove is a small community of about 2,431 in Sacramento County, in the western mountain region near the Pacific Coast. The area experiences dry summers and mild, wet winters with pronounced drought cycles, with a critical fire season from late summer through fall shaping the pattern of natural hazards that residents encounter. Understanding the local risk profile is essential for anyone living in, moving to, or owning property in Walnut Grove.
According to FEMA's National Risk Index, Walnut Grove carries an overall risk score of 5.9/10, placing it in the moderate category. Prolonged drought is the primary hazard risk, shaped by low annual rainfall, high evaporation rates, and increasing temperature trends that deepen and lengthen dry periods. The area also faces notable exposure to earthquake and volcano.
Walnut Grove's risk score, near the 5.9/10 state average and above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Sacramento County, the highest-scoring are drought, earthquake, and volcano. These scores reflect county-level data and represent the baseline risk that all communities in the county share.
Walnut Grove's moderate risk profile means that while catastrophic events are less frequent, they do occur. Standard homeowners insurance typically covers many common hazards here, but confirming that drought exposure is adequately protected is a worthwhile step for property owners.
What this means for Walnut Grove: Drought preparedness
- Adopt water-efficient landscaping and fixtures to reduce strain during extended dry periods.
- Be aware that prolonged drought raises secondary risks including wildfire and foundation soil movement.
- Follow local water-use restrictions, which may be enacted during severe drought conditions.
Local Factors for Walnut Grove
These city-level factors differentiate Walnut Grove from other communities in Sacramento County and provide geographic context for its hazard exposure.
Population
2,431
Small TownGeographic Zone
Pacific Coast
Tsunami, coastal flood & wildfire risk
Climate Band
Moderate Continental
Latitude 38.2°
Flood Terrain
Minimal — county topography limits flood risk
Flood score: 1.0/10
Wildfire Exposure
High — long dry fire season
Fire score: 9.6/10
Coordinates
38.2343° N, 121.5867° W
Sacramento County
Population and coordinates from SimpleMaps US Cities data. Hazard scores from FEMA National Risk Index. Geographic classification derived from coordinates.
Recent Climate Data for Walnut Grove
Last 12 months · Source: Open-Meteo archive
Notable Weather Days (last 12 months)
ZIP Codes in Walnut Grove
Other cities in California
Data source: FEMA National Risk Index (NRI). Scores normalized to 1–10 across all US counties. City scores inherit county-level FEMA data. For informational purposes only.