riskbycounty
FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

Lake County Disaster Risk

Lake County, Colorado

FEMA Risk Rating

Very Low

National Percentile

6th

of 3,144 counties

State Rank

#57

of 64 (1 = highest risk)

Flood Risk

9th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 9% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 23% of US counties

Tornado

Tornado and severe thunderstorm risk

Very Low

Higher than 8% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 29% of US counties

Risk Overview

About Natural Disaster Risk in Lake County, Colorado

Lake County ranks among America's safest

With a composite risk score of just 5.66 and a Very Low rating, Lake County sits in the safest tier of U.S. counties for natural disaster risk. This exceptional safety profile reflects both geographic isolation and relative protection from major hazard zones.

Colorado's second-lowest risk county

Lake County's 5.66 score is dramatically lower than Colorado's 40.67 state average, making it one of the two safest counties in the entire state. This means residents enjoy substantially lower exposure to the full range of natural disasters compared to typical Coloradans.

Far safer than surrounding mountain areas

Lake County (5.66) faces a fraction of the risk in La Plata (75.16) and Larimer (90.14) counties, and substantially less than Logan (58.75) to the northeast. Its alpine location and relative isolation create a uniquely protected position within Colorado's disaster landscape.

Earthquake the main concern, wildfire secondary

Earthquake risk at 29.36 represents Lake County's highest single hazard, though still below state and national norms in absolute terms. Wildfire risk scores 23.41—low overall—but can spread rapidly in the county's forested alpine terrain during dry periods.

Standard coverage adequate for most homeowners

Lake County's low-risk profile means standard homeowner policies generally provide sufficient protection for most residents. However, consider earthquake coverage as a cost-effective addition given the Rocky Mountain setting, and maintain adequate roof maintenance to guard against the limited wildfire exposure.

Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor

Preparedness Guide

What to Prepare for in Lake County

Top Hazards by Exposure

  1. #1
    EarthquakePrepare
    29th percentile
  2. #2
    WildfirePrepare
    23th percentile
  3. #3
    FloodPrepare
    9th percentile

Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)

Risk Advisory: Lake County

Risk Verdict

Lake County sits in the lower tier of U.S. counties for natural disaster exposure, ranked at the 6th percentile nationally. A 6th percentile score positions Lake County among the nation's lower-risk counties, a genuinely favorable outcome — one that simple, low-cost preparedness habits can reinforce further.

Hazard Breakdown

Earthquake risk is Lake County's dominant natural hazard, ranked at the 29th percentile nationally under FEMA's National Risk Index. Wildfire ranks second at the 23th percentile nationally. Additional tracked hazards include flood (9th percentile), tornado (8th percentile).

Preparedness Context

At the 29th percentile nationally for earthquake exposure, Lake County households benefit from practicing Drop, Cover, and Hold On — the protocol that minimizes injury during shaking. Getting under a sturdy table or desk and holding on until shaking stops is the key action. The county's wildfire risk at the 23th percentile nationally is a seasonal consideration alongside the year-round earthquake threat, requiring awareness of both hazard types. Building age matters for earthquake risk in Lake County: structures built before local seismic code adoption are statistically more vulnerable. Contacting the local building department about retrofit programs can reveal whether your structure qualifies for mitigation assistance.

Regional Context

Lake County falls 35.0 points below Colorado's typical county risk level, making it one of the safer natural-hazard environments in the state.

Is your household prepared for Lake County's hazards?

Review FEMA's county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Frequently Asked Questions

What is the natural disaster risk in Lake County, CO?
Lake County has a FEMA National Risk Index rating of Very Low, placing it in the 6th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect Lake County?
Lake County is evaluated for five major natural hazard types: earthquake (29th percentile), wildfire (23th percentile), flooding (9th percentile), tornado (8th percentile). The highest-risk hazard is earthquake at the 29th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does Lake County risk compare to the Colorado average?
Lake County's composite risk percentile is 6th, compared to the Colorado state average of 41th percentile. The state's overall risk rating is Very Low. This means Lake County faces lower natural disaster risk than the typical county in Colorado.
Is Lake County at risk for earthquake?
Yes, Lake County's earthquake risk is at the 29th percentile nationally. This is below the national median, indicating relatively lower exposure. For flooding specifically, Lake County is at the 9th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Is Lake County a safe place to live?
Lake County's composite risk score of 6th percentile is below the Colorado state average of 41th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is earthquake at the 29th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.
By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.