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

Oneida County Disaster Risk

Oneida County, Wisconsin

FEMA Risk Rating

Relatively Low

National Percentile

63th

of 3,144 counties

State Rank

#38

of 72 (1 = highest risk)

Flood Risk

61th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 61% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 27% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 47% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 5% of US counties

Hurricane

Tropical cyclone and hurricane risk

Very Low

Higher than 0% of US counties

Risk Overview

About Natural Disaster Risk in Oneida County, Wisconsin

Oneida County faces moderate risk

Oneida County's composite risk score of 62.53 is roughly in line with the national average, placing it in the lower-risk category overall. The county's "Relatively Low" rating reflects Wisconsin's generally safer natural disaster environment.

Close to Wisconsin's average risk

Oneida County's score of 62.53 ranks it slightly above Wisconsin's state average of 59.08, placing it in the mid-lower range of state counties. This positioning reflects moderate but not severe exposure to natural hazards.

Low risk compared to regional peers

Oneida County's score of 62.53 is substantially lower than Outagamie County (79.68) but comparable to Oconto County (61.45). The county's relatively modest tornado and flood scores reflect its location in northern Wisconsin's more stable terrain.

Floods lead tornado and wildfire risks

Flood risk scores 61.10 in Oneida County, while tornado risk reaches 46.72 and wildfire risk is 27.19. The county's low earthquake risk of 5.25 and zero hurricane exposure reflect Wisconsin's remote location from seismic zones and tropical storm paths.

Standard homeowners insurance plus evaluation

Oneida County residents should maintain standard homeowners insurance and consider flood coverage if they live near waterways, given the 61.10 flood risk. The moderate tornado risk of 46.72 is manageable with a safe room plan and weather alert system.

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

Preparedness Guide

What to Prepare for in Oneida County

Top Hazards by Exposure

  1. #1
    FloodPrepare
    61th percentile
  2. #2
    TornadoPrepare
    47th percentile
  3. #3
    WildfirePrepare
    27th percentile

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

Risk Advisory: Oneida County

Risk Verdict

Oneida County ranks at the 63th percentile nationally for natural disaster risk — below the median for U.S. counties. Residents are encouraged to understand which hazards dominate locally and tailor their preparedness accordingly.

Hazard Breakdown

Flood risk is Oneida County's dominant natural hazard, ranked at the 61th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 47th percentile nationally. Additional tracked hazards include wildfire (27th percentile), earthquake (5th percentile), hurricane (0th percentile).

Preparedness Context

Oneida County sits at the 61th percentile nationally for flood exposure. Knowing your property's flood zone designation — available at FEMA's Flood Map Service Center — is the first step toward understanding actual exposure and insurance options. Secondary tornado exposure at the 47th percentile adds a second preparedness layer; households should review coverage options and alert sign-up for both hazard types. Regardless of specific hazard, Oneida County households benefit from a practiced communication plan: a designated out-of-state contact and a pre-agreed evacuation destination established before the season's peak risk period.

Regional Context

The county's composite score diverges by only 3.4 points from the Wisconsin average, making Oneida County's hazard profile broadly typical for this part of the state.

Is your household prepared for Oneida 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 Oneida County, WI?
Oneida County has a FEMA National Risk Index rating of Relatively Low, placing it in the 63th 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 Oneida County?
Oneida County is evaluated for five major natural hazard types: flooding (61th percentile), tornado (47th percentile), wildfire (27th percentile), earthquake (5th percentile), hurricane (0th percentile). The highest-risk hazard is flooding at the 61th 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 Oneida County risk compare to the Wisconsin average?
Oneida County's composite risk percentile is 63th, compared to the Wisconsin state average of 59th percentile. The state's overall risk rating is Relatively Low. This means Oneida County faces higher natural disaster risk than the typical county in Wisconsin.
Is Oneida County at risk for flooding?
Yes, Oneida County's flooding risk is at the 61th percentile nationally. This is above the national median.
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.
Why is Oneida County higher risk than average?
Oneida County's composite risk score of 63th percentile is above the Wisconsin state average of 59th percentile. This elevated risk is driven by flooding exposure (61th percentile). Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.
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.