Vallejo Disaster Risk Score & Hazard Analysis
With a population of 171,414 and a calculated risk score of 97.1, Vallejo faces unique challenges. This page is a complete hazard risk assessment for Vallejo, CA. Living in Vallejo offers a unique lifestyle. But like any location, it has unique set of risks. The most significant threat to be aware of is earthquakes.
Total Risk Score
With a calculated Risk Score of 97.107, Vallejo requires specific preparation. The data highlights Earthquake as the most critical threat to mitigate.
Earthquake risk in Vallejo, California
Vallejo's location near active fault lines makes earthquake preparedness critical for all residents. While seismic retrofitting has improved infrastructure, the potential for a significant magnitude event remains a primary hazard concern for the region.
Vallejo Earthquake Safety
- β’Secure heavy furniture and water heaters to wall studs
- β’Create a family communication plan for when cell towers fail
- β’Keep sturdy shoes and a flashlight tied to your bedframe
Top Hazards for The Vallejo Area
Looking at the long-term climate history of California, resilience against earthquakes is a key aspect of local safety. Therefore, we calculate a specific index of 99.3, indicating a substantial threat level. Understanding the local soil type (liquefaction risk) can inform home buying decisions.
Looking at the long-term climate history of California, resilience against heat waves is a key aspect of local safety. Therefore, we calculate a specific index of 96.3, indicating a substantial threat level. Staying off the roads during a severe heat wave event is the safest choice.
Given the environmental patterns common in California, the potential for wildfires in Vallejo stands out as a primary factor. Additionally, this score of 88.1 reflects both the frequency and potential severity of events. Landscaping choices play a huge role in determining a property's resilience to wildfire.
Monitor Active Threats
Vallejo has identified seismic or wildfire risks. Check our real-time tracker for active events.

The Apartment Fortress
Living in Vallejo? Learn how to handle water storage, sanitation, and security in a small space.
How to Prepare in Vallejo
Read the Full Guide βIn Vallejo, warning times are minimal. The ground can shift without notice, making immediate physical safety your priority. Your home environment needs to be 'quake-proofed' long before the shaking starts.
Critical Action Checklist
- 1Store breakable items in low, latched cabinets.
- 2Prepare for secondary heat waves if power is lost.
- 3Secure heavy furniture and appliances to the walls.
- 4Identify safe spots (under sturdy tables) in each room.
- 5Keep a pair of sturdy shoes and a flashlight tied to your bedframe.
Essential Gear for Vallejo

Water
Scepter 2.5 Gallon Water Container
Lighter and easier to carry than the 5-gallon version.

Power
Anker PowerCore 10K
Pocket-sized power to keep your phone alive for emergency calls.

Water
Sawyer Products Mini Water Filtration System
Filters up to 100,000 gallons. Essential when tap water is compromised.
Do not wait for a Earthquake warning to start packing. Secure your essential gear today.
View Complete Gear Checklist βCompare Nearby Cities
| City | Risk Score | Analysis |
|---|---|---|
| Los Angeles | 100.0 | Los Angeles and Vallejo share similar regional risks, but our data gives Vallejo the edge in overall safety. |
| San Francisco | 98.3 | Choosing between Vallejo and San Francisco? Vallejo presents a lower overall risk profile. |
| San Diego | 99.6 | When compared to San Diego, Vallejo is statistically safer. The difference of 2.4 points highlights local geological and meteorological variations. |
| Riverside | 99.9 | When compared to Riverside, Vallejo is statistically safer. The difference of 2.8 points highlights local geological and meteorological variations. |
| Sacramento | 96.3 | Choosing between Vallejo and Sacramento? Vallejo presents a unique set of challenges. |
Frequently Asked Questions
How common are Earthquakes in Vallejo?
With a risk score of 99.3 for Earthquake, Vallejo is considered highly vulnerable. Residents should have a specific plan for Earthquake events, which are the primary driver of the city's overall risk profile.
Is Vallejo safer than other cities in California?
It varies by hazard. While Vallejo has its own risk profile (Total Score: 97.1), it is among the higher-risk areas in California. See our state rankings for a direct comparison.
Should I move to Vallejo given the risk of Heat Wave?
Every city has risks. The threat of Heat Wave (Score: 96.3) is manageable with proper preparation. The local infrastructure in Vallejo is designed to handle this, but personal insurance and a 'go-bag' are recommended.
How does Vallejo compare to other cities in California?
See the full California Disaster Rankings to see how Vallejo stacks up against other cities in the state.