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ZIP-level NFIRS data

Fires in ZIP 54440

ZIP 54440 recorded 18 fire and hazmat incidents in 2025, 59 across 2021–2025. Primary county: Marathon County, WI. FEMA NRI rates wildfire risk here as Moderate.

ZIP 54440 FIPS 55073 ZIP-level
Total incidents (2025)
18
59 across 5 years
Building fires
7
2 wildland
Wildfire risk
40
FEMA NRI · Moderate
Active fires
0
in Marathon County
01 Five-year trend

Year over year in ZIP 54440

59 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 8
2022 12
2023 7
2024 14
2025 18
02 Seasonality

When do fires happen in ZIP 54440?

Mar peaks. Feb dips. Aggregated across all 5 years inside this ZIP.

Jan 7
Feb 1
Mar 8
Apr 7
May 8
Jun 8
Jul 3
Aug 1
Sep 2
Oct 6
Nov 2
Dec 6
03 Top incident types

What kinds of calls lead in ZIP 54440?

Top 5 NFIRS incident types for ZIP 54440 across 2021–2025.

#Incident typeCountShare 
1 Building fires 14 23.7%
2 Power line down 7 11.9%
3 Brush, or brush and grass mixture fire 6 10.2%
4 Arcing, shorted electrical equipment 6 10.2%
5 Chimney or flue fire, confined to chimney or flue 4 6.8%
04 Cause of ignition

What sparks fires in ZIP 54440?

For the 7 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
50%
6
Cause undetermined
8%
1
Intentional / arson
0%
0
Equipment / heat source failure
33%
4
Under investigation
0%
0
Act of nature (lightning)
9%
1
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 54440 fires across 2021–2025.

#Area of originCountShare 
1 Engine area, running gear, wheel area 4 33.3%
2 Undetermined 3 25.0%
3 Cooking area, kitchen 2 16.7%
4 Common room, den, family room, living room, lounge 1 8.3%
5 Vehicle area, other 1 8.3%
6 Wildland, woods 1 8.3%
06 What ignited it

The leading heat sources here

NFIRS HEAT_SOURC code — the physical thing that started the fire.

#Heat sourceCountShare 
1 Undetermined 8 66.7%
2 Heat from powered equipment, other 2 16.7%
3 Spark, ember or flame from operating equipment 1 8.3%
4 Lightning 1 8.3%
08 Cities in this ZIP

Most active cities in ZIP 54440

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 54440.

#City5-yr incidents 
1 Hatley 57
11 Current conditions

Right now in 54440

The figures above are historical. For today's air quality, fire-weather warnings, and active fires, go to the official sources.

About ZIP-level data

NFIRS reports each fire incident with a 5-digit address ZIP. We aggregate those rows directly to produce ZIP-level totals — 59 incidents in this ZIP across 2021–2025. Building-fire breakdowns (Area of Origin, Heat Source, ignition cause) only count fires investigators classified beyond the basic incident report. Because NFIRS reporting is voluntary, totals are a strong indicator rather than a complete census.