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ZIP-level NFIRS data

Fires in ZIP 50603

ZIP 50603 recorded 15 fire and hazmat incidents in 2025, 44 across 2021–2025. Primary county: Chickasaw County, IA.

ZIP 50603 FIPS 19037 ZIP-level
Total incidents (2025)
15
44 across 5 years
Building fires
4
5 wildland
Wildfire risk
20
FEMA NRI · Very Low
Active fires
0
in Chickasaw County
01 Five-year trend

Year over year in ZIP 50603

44 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 11
2022 7
2023 6
2024 5
2025 15
02 Seasonality

When do fires happen in ZIP 50603?

Apr peaks. Jul dips. Aggregated across all 5 years inside this ZIP.

Jan 5
Feb 2
Mar 4
Apr 9
May 2
Jun 5
Jul 0
Aug 5
Sep 1
Oct 6
Nov 3
Dec 2
03 Top incident types

What kinds of calls lead in ZIP 50603?

Top 5 NFIRS incident types for ZIP 50603 across 2021–2025.

#Incident typeCountShare 
1 Building fires 6 13.6%
2 Authorized controlled burning 6 13.6%
3 Grass fire 5 11.4%
4 Vehicle accident, general cleanup 5 11.4%
5 Brush, or brush and grass mixture fire 3 6.8%
04 Cause of ignition

What sparks fires in ZIP 50603?

For the 4 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
53%
8
Cause undetermined
0%
0
Intentional / arson
13%
2
Equipment / heat source failure
33%
5
Under investigation
0%
0
Act of nature (lightning)
1%
0
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 50603 fires across 2021–2025.

#Area of originCountShare 
1 Undetermined 6 40.0%
2 Open area - outside; included are farmland, field 5 33.3%
3 Engine area, running gear, wheel area 3 20.0%
4 Equipment or service area, other 1 6.7%
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 53.3%
2 Spark, ember or flame from operating equipment 2 13.3%
3 Heat from powered equipment, other 1 6.7%
4 Radiated, conducted heat from operating equipment 1 6.7%
5 Hot ember or ash 1 6.7%
6 Flame/torch used for lighting 1 6.7%
7 Heat spread from another fire, other 1 6.7%
07 The biggest fires

3 fires · $95K in losses

Largest single-incident losses in ZIP 50603 across 2021–2025. These 3 fires alone account for 950% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $70,000 Outside equipment fire 2021 Significant
2 $15,000 Building fires 2022 Significant
3 $10,000 Building fires 2025 Significant
11 Current conditions

Right now in 50603

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 — 44 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.