Wildland-Urban Interface Fire

Hazard in Wildfire

The highest-loss form of wildfire: flames and embers moving from vegetation into homes, where structures become the fuel.

Plans also call it: WUI fire, urban interface fire, interface fire

Talk to us about Wildland-Urban Interface FireAll 73 hazards →

What you’d hand your council

The first page of a Wildland-Urban Interface Fire evidence brief: likelihood, impact and readiness on your own scale, every figure sourced.

Evidence brief for Cedar Ridge County (example)

September 14, 2026

Wildland-Urban Interface Fire

Hazard in Wildfire, on the established threats & hazards list

Impact
5432112345

Likelihood

Likelihood
3

Possible — Expected occasionally — roughly once in 10 to 50 years (2–10% chance in any year).

Impact
5

Catastrophic — Overwhelming effects — mass casualties possible, widespread destruction, essential services out for a month or more, long-term recovery requiring state and federal assistance.

Readiness
2

Low — Some elements of capability are in place, but important gaps remain that could significantly limit the organization's ability to perform effectively. Additional development is needed before the capability can be relied upon.

  • 2source documents
  • 58verified mentions
  • —federal declarations
  • —NRI risk score
Worked example: Cedar Ridge County is fictional. The scores illustrate the format and are nobody's decision. Open a full sample brief →

The national record

FEMA’s National Risk Index doesn’t model Wildland-Urban Interface Fire. Your team fills it with local evidence, and Hazzard shows the gap rather than a zero.

How it maps

The same hazard in the vocabularies your plan and FEMA already use.

FEMA National Risk Index
Not covered
FEMA declaration incident type
Not covered
NOAA Storm Events type
Not covered
Hazzard category
Wildfire, natural hazards

How it connects

Often follows

The national record

What the federal data says about Wildland-Urban Interface Fire: nothing yet

No federal dataset scores Wildland-Urban Interface Fire or files declarations under it. That's common for threats and emerging hazards, and it's why a brief for Wildland-Urban Interface Fire is built from your own plans, exercises and records. Hazzard shows the gap instead of inventing a number.

In your plan

What a Wildland-Urban Interface Fire profile needs, and where each part comes from

A local hazard mitigation plan profiles each hazard the same way (44 CFR 201.6). Here is how Hazzard fills each part for Wildland-Urban Interface Fire.

  1. Location

    44 CFR 201.6(c)(2)(i)

    Your documents

    No national layer maps Wildland-Urban Interface Fire. We draw the geographic extent from your plans, studies and annexes, cited to the page.

  2. Extent

    44 CFR 201.6(c)(2)(i)

    Your documents

    The magnitude your plans use for Wildland-Urban Interface Fire (a scale, a depth, an acreage, a duration), read from your documents and cited, so the profile states the strength you plan for.

  3. Previous occurrences

    44 CFR 201.6(c)(2)(i)

    Your documents

    FEMA files no declaration type for Wildland-Urban Interface Fire. The history comes from your after-action reports, incident records and plans.

  4. Probability of future events

    44 CFR 201.6(c)(2)(i)

    Your team decides

    No national dataset gives a frequency for Wildland-Urban Interface Fire. Your team scores likelihood on your scale from the evidence we organize.

  5. Vulnerability and impacts

    44 CFR 201.6(c)(2)(ii)

    Your documents

    The Census population profile and HHS emPOWER counts for context; the consequences themselves come from your plans and exercises.

  6. The assessment itself

    Your team decides

    Likelihood, impact and readiness for Wildland-Urban Interface Fire are drafted with every source attached, and a person on your team accepts each one. Hazzard never records a score on its own.

How we can help

How we’d help you prepare for Wildland-Urban Interface Fire

  1. 1

    We pull your county's record

    NRI's wildfire rating and expected loss, fire declarations, and the dry-season climate record for your county.

  2. 2

    We read the plans you already have

    Your hazard mitigation plan and community wildfire protection plan, so what they say about Wildland-Urban Interface Fire is cited to the page.

  3. 3

    You leave with a cited brief

    Likelihood, impact and readiness for Wildland-Urban Interface Fire on your own scale, every figure tied to its source, ready for the planning team or the council.

Also in Wildfire

Preparing for Wildland-Urban Interface Fire

Prepare for Wildland-Urban Interface Fire with evidence your council can check.

Wildfire risk concentrates where the land meets the neighborhood. We bring your county's record and your protection plans together so the interface is argued from evidence, not from a map alone. A person replies within one business day.

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