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ZIP-level NFIRS data

Fires in ZIP 84403

ZIP 84403 recorded 243 fire and hazmat incidents in 2025, 1,023 across 2021–2025. Primary county: Weber County, UT. FEMA NRI rates wildfire risk here as Very High.

ZIP 84403 FIPS 49057 ZIP-level
Total incidents (2025)
243
1,023 across 5 years
Building fires
27
28 wildland
Wildfire risk
94
FEMA NRI · Very High
Active fires
0
in Weber County
01 Five-year trend

Year over year in ZIP 84403

1,023 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 178
2022 159
2023 203
2024 240
2025 243
02 Seasonality

When do fires happen in ZIP 84403?

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

Jan 69
Feb 62
Mar 87
Apr 83
May 73
Jun 109
Jul 113
Aug 115
Sep 96
Oct 87
Nov 64
Dec 65
03 Top incident types

What kinds of calls lead in ZIP 84403?

Top 5 NFIRS incident types for ZIP 84403 across 2021–2025.

#Incident typeCountShare 
1 Gas leak (natural gas or LPG) 151 14.8%
2 Building fires 145 14.2%
3 Carbon monoxide incident 133 13.0%
4 Power line down 77 7.5%
5 Attempted burning, illegal action, other 55 5.4%
04 Cause of ignition

What sparks fires in ZIP 84403?

For the 27 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
49%
84
Cause undetermined
17%
29
Intentional / arson
11%
18
Equipment / heat source failure
14%
24
Under investigation
8%
13
Act of nature (lightning)
1%
3
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 84403 fires across 2021–2025.

#Area of originCountShare 
1 Undetermined 32 18.7%
2 Cooking area, kitchen 21 12.3%
3 Engine area, running gear, wheel area 21 12.3%
4 Outside area, other 20 11.7%
5 Vehicle storage area; garage, carport 11 6.4%
6 Common room, den, family room, living room, lounge 5 2.9%
7 Bedroom - < 5 persons; included are jail or prison 5 2.9%
8 Laundry area, wash house (laundry) 5 2.9%
9 All other areas 51 29.8%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 60 35.1%
2 Heat from powered equipment, other 20 11.7%
3 Hot or smoldering object, other 17 9.9%
4 Arcing 16 9.4%
5 Radiated, conducted heat from operating equipment 9 5.3%
6 Spark, ember or flame from operating equipment 8 4.7%
7 Heat source: other 7 4.1%
8 Heat from undetermined smoking material 5 2.9%
9 All other sources 29 17.0%
07 The biggest fires

8 fires · $1.6M in losses

Largest single-incident losses in ZIP 84403 across 2021–2025. These 8 fires alone account for 284% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $500,000 Building fires 2024 Major
2 $225,000 Building fires 2022 Significant
3 $200,000 Building fires 2023 Significant
4 $150,000 Building fires 2023 Significant
5 $150,000 Building fires 2025 Significant
6 $125,000 Building fires 2023 Significant
7 $100,000 Building fires 2023 Significant
8 $100,000 Building fires 2025 Significant
08 Cities in this ZIP

Most active cities in ZIP 84403

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 84403.

#City5-yr incidents 
1 Ogden 613
2 South Ogden 326
3 Uintah 9
4 South Weber 4
11 Current conditions

Right now in 84403

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 — 1,023 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.