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ZIP-level NFIRS data

Fires in ZIP 51038

ZIP 51038 recorded 20 fire and hazmat incidents in 2025, 54 across 2021–2025. Primary county: Plymouth County, IA. FEMA NRI rates wildfire risk here as High.

ZIP 51038 FIPS 19149 ZIP-level
Total incidents (2025)
20
54 across 5 years
Building fires
1
14 wildland
Wildfire risk
71
FEMA NRI · High
Active fires
0
in Plymouth County
01 Five-year trend

Year over year in ZIP 51038

54 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 4
2022 15
2023 9
2024 6
2025 20
02 Seasonality

When do fires happen in ZIP 51038?

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

Jan 9
Feb 4
Mar 6
Apr 14
May 3
Jun 3
Jul 0
Aug 0
Sep 0
Oct 6
Nov 8
Dec 1
03 Top incident types

What kinds of calls lead in ZIP 51038?

Top 5 NFIRS incident types for ZIP 51038 across 2021–2025.

#Incident typeCountShare 
1 Grass fire 13 24.1%
2 Building fires 8 14.8%
3 Brush, or brush and grass mixture fire 7 13.0%
4 Authorized controlled burning 6 11.1%
5 Road freight or transport vehicle fire 2 3.7%
04 Cause of ignition

What sparks fires in ZIP 51038?

For the 1 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
57%
4
Cause undetermined
0%
0
Intentional / arson
14%
1
Equipment / heat source failure
29%
2
Under investigation
0%
0
Act of nature (lightning)
0%
0
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 51038 fires across 2021–2025.

#Area of originCountShare 
1 Open area - outside; included are farmland, field 3 42.9%
2 Storage area, other 2 28.6%
3 Switchgear area, transformer vault 1 14.3%
4 Cargo/trunk area - all vehicles 1 14.3%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Hot ember or ash 3 42.9%
2 Heat from powered equipment, other 1 14.3%
3 Radiated, conducted heat from operating equipment 1 14.3%
4 Arcing 1 14.3%
5 Undetermined 1 14.3%
07 The biggest fires

3 fires · $1.4M in losses

Largest single-incident losses in ZIP 51038 across 2021–2025. These 3 fires alone account for 896% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $1,250,000 Cultivated vegetation, crop fire, other 2022 Major
2 $150,000 Outside equipment fire 2025 Significant
3 $7,000 Building fires 2025 Significant
08 Cities in this ZIP

Most active cities in ZIP 51038

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 51038.

#City5-yr incidents 
1 Merrill 53
11 Current conditions

Right now in 51038

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 — 54 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.