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ZIP-level NFIRS data

Fires in ZIP 53555

ZIP 53555 recorded 37 fire and hazmat incidents in 2025, 237 across 2021–2025. Primary county: Columbia County, WI. FEMA NRI rates wildfire risk here as Moderate.

ZIP 53555 FIPS 55021 ZIP-level 2 counties
Total incidents (2025)
37
237 across 5 years
Building fires
6
4 wildland
Wildfire risk
42
FEMA NRI · Moderate
Active fires
0
in Columbia County
01 Five-year trend

Year over year in ZIP 53555

237 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 46
2022 46
2023 84
2024 24
2025 37
02 Seasonality

When do fires happen in ZIP 53555?

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

Jan 16
Feb 12
Mar 19
Apr 28
May 15
Jun 43
Jul 19
Aug 11
Sep 11
Oct 23
Nov 14
Dec 26
03 Top incident types

What kinds of calls lead in ZIP 53555?

Top 5 NFIRS incident types for ZIP 53555 across 2021–2025.

#Incident typeCountShare 
1 Building fires 62 26.2%
2 Gas leak (natural gas or LPG) 41 17.3%
3 Power line down 21 8.9%
4 Passenger vehicle fire 17 7.2%
5 Road freight or transport vehicle fire 12 5.1%
04 Cause of ignition

What sparks fires in ZIP 53555?

For the 6 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
51%
28
Cause undetermined
7%
4
Intentional / arson
13%
7
Equipment / heat source failure
24%
13
Under investigation
2%
1
Act of nature (lightning)
3%
2
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 53555 fires across 2021–2025.

#Area of originCountShare 
1 Engine area, running gear, wheel area 22 40.0%
2 Undetermined 9 16.4%
3 Outside area, other 5 9.1%
4 Open area - outside; included are farmland, field 3 5.5%
5 Cooking area, kitchen 2 3.6%
6 Structural area, other 2 3.6%
7 Cargo/trunk area - all vehicles 2 3.6%
8 Highway, parking lot, street: on or near 2 3.6%
9 All other areas 8 14.5%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 22 40.0%
2 Spark, ember or flame from operating equipment 7 12.7%
3 Heat source: other 6 10.9%
4 Radiated, conducted heat from operating equipment 5 9.1%
5 Heat from powered equipment, other 2 3.6%
6 Hot or smoldering object, other 2 3.6%
7 Candle 2 3.6%
8 Arcing 1 1.8%
9 All other sources 8 14.5%
07 The biggest fires

8 fires · $1.4M in losses

Largest single-incident losses in ZIP 53555 across 2021–2025. These 8 fires alone account for 596% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $296,100 Building fires 2023 Major
2 $250,000 Road freight or transport vehicle fire 2022 Major
3 $212,000 Building fires 2023 Significant
4 $200,000 Building fires 2025 Significant
5 $150,000 Road freight or transport vehicle fire 2023 Significant
6 $100,000 Building fires 2023 Significant
7 $100,000 Building fires 2023 Significant
8 $65,000 Building fires 2023 Significant
08 Cities in this ZIP

Most active cities in ZIP 53555

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 53555.

#City5-yr incidents 
1 Lodi 228
2 Sauk City 1
10 Also served by

ZIP 53555 crosses 2 counties

Some ZIPs span multiple counties. The primary above is the largest by population weight; secondary counties are below.

CountyStateWeight 
Sauk County WI 0.50 FIPS 55111
11 Current conditions

Right now in 53555

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 — 237 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.