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2025 Annual Fire Report

Fires in Spring Green, Wisconsin

In 2025, fire departments serving Spring Green responded to 15 fire and hazmat incidents . Here's the full picture.

Updated Sep 27, 2026 Grade B- Peak yr 2024 Sauk County 1,538 residents 1 reporting departments 128 5-yr

Incomplete 2025 data. Spring Green's departments reported 15 incidents to NFIRS for 2025, against about 26 in a typical year, so 2025 figures on this page undercount. The 2021–2025 totals are the better guide.

Total incidents
15
Not comparable with 2024 (incomplete reporting)
Building fires
0
Residential 67% Other 33%
Property loss
$0
$0 structure · $0 contents
Deaths & injuries
0 / 0
0 civilian deaths · 0 civ injuries · 0 firefighter injuries
01 The mix

What kinds of fires happen here?

Brush, or brush and grass mixture fire lead by count. Building fires lead by dollars. Together the top five categories make up about 67% of all calls.

15
Total Incidents
Brush, or brush and grass mixture fire 5 33.3%
Grass fire 2 13.3%
Fire, other 1 6.7%
Off-road vehicle or heavy equipment fire 1 6.7%
Outside rubbish fire, other 1 6.7%
All other categories 5 33.3%
02 Seasonality

When do fires happen?

Jan peaks. Feb dips. Watch for the typical fall climb starting in October.

Jan 3
Feb 0
Mar 2
Apr 3
May 1
Jun 2
Jul 0
Aug 1
Sep 0
Oct 1
Nov 2
Dec 0
Fewer
More
2b Five-year trend

Year over year in Spring Green

128 incidents 2021–2025. Peak year was 2024. $759K cumulative property loss.

YearIncidentsYoY 
2021 23 —
2022 18 -21.7%
2023 34 +88.9%
2024 38 +11.8%
2025* 15 —

* Well below Spring Green's usual volume. That almost always means one or more departments didn't submit a full year to NFIRS, not that fires dropped, so no year-over-year change is shown for it.

03 Cause of ignition

What sparks building fires?

For the 0 building fires Spring Green departments responded to in 2025, here's how they were classified once investigators were finished.

Unintentional
71%
5
Cause undetermined
14%
1
Intentional / arson
0%
0
Equipment / heat source failure
14%
1
Under investigation
0%
0
Act of nature (lightning)
1%
0
3b Where fires start

Where do fires start in Spring Green?

NFIRS Area of Origin (AREA_ORIG) for the 47 building fires investigators classified across 2021–2025. The room or location where ignition occurred — kitchens, bedrooms, exterior, vehicle areas — tells you where to focus prevention.

#Area of originCountShare 
1 Open area - outside; included are farmland, field 12 25.5%
2 Engine area, running gear, wheel area 9 19.1%
3 Other 4 8.5%
4 Wildland, woods 4 8.5%
5 Outside area, other 3 6.4%
6 Undetermined 3 6.4%
7 Bedroom - < 5 persons; included are jail or prison 2 4.3%
8 Ceiling & floor assembly, crawl space b/t stories 2 4.3%
9 Common room, den, family room, living room, lounge 1 2.1%
10 Function area, other 1 2.1%
11 All other areas 6 12.8%
3c What ignited it

What actually ignited the fire?

NFIRS Heat Source (HEAT_SOURC) — the physical thing that started it. Spark or ember from operating equipment, an open flame, smoking materials, or hot embers from a fireplace are the leading culprits nationwide. Here's the Spring Green mix.

#Heat sourceCountShare 
1 Undetermined 11 23.4%
2 Arcing 6 12.8%
3 Hot or smoldering object, other 5 10.6%
4 Heat from powered equipment, other 4 8.5%
5 Flying brand, ember, spark 4 8.5%
6 Heat source: other 3 6.4%
7 Spark, ember or flame from operating equipment 3 6.4%
8 Radiated, conducted heat from operating equipment 3 6.4%
9 Hot ember or ash 2 4.3%
10 Heat, spark from friction 1 2.1%
11 All other sources 5 10.6%
05 How Spring Green compares

Spring Green vs Wisconsin vs the nation

Per-capita rates let us compare apples to apples. Spring Green sits above the national average for incidents per resident.

9.75
Incidents per 1,000 residents
Spring Green
9.75
WI avg
8.73
US avg
7.48
0
Building fires per 1,000 residents
Spring Green
0
WI avg
1.74
US avg
0.85
0
Civilian fire deaths per million
Spring Green
0
WI avg
14.4
US avg
5.9
5c Wildfires nearby

Wildfires within 50 mi of Spring Green

Top 25 wildfires (1992+) in the FPA-FOD ignitions database, scaled by acres. 6,282 acres burned in this 50-mile radius. Each dot is a fire — bigger dots burned more land.

50 mi radius
YearCauseAcresDistance 
1999 Arson/incendiarism 1,400 11.2 mi
2000 Equipment and vehicle use 1,100 48.5 mi
2009 Missing data/not specified/undetermined 617 40.8 mi
1999 Missing data/not specified/undetermined 580 49.2 mi
2003 Missing data/not specified/undetermined 500 36.8 mi
2015 Missing data/not specified/undetermined 189 41.4 mi
2014 Arson/incendiarism 180 40.9 mi
2004 Smoking 169 49.0 mi
2000 Railroad operations and maintenance 140 37.3 mi
2018 Missing data/not specified/undetermined 130 16.1 mi
2018 Debris and open burning 125 20.0 mi
2009 Debris and open burning 106 49.7 mi
5d Top ZIPs

Where in Spring Green do fires concentrate?

Top 1 ZIP codes by NFIRS incident count across 2021–2025. Each ZIP has its own fire profile — dive in for neighborhood-level context.

#ZIP5-yr incidents 
1 53588 128
5e Peer cities

Cities similar to Spring Green

Six Wisconsin cities with population within ±25% of Spring Green. Useful comparison targets — same state, similar size, different fire profile.

06 First responders

Who responds in Spring Green?

1 departments report to NFIRS for incidents in Spring Green.

Spring Green Fire Prot Dist
495 W Madison Street ST
FDID 56130
07 Stay prepared

Before the next Red Flag day.

A 30-minute weekend can cut your home's exposure substantially. These four checklists are a good starting point.

About this data

Numbers reflect incidents reported by participating fire departments to the National Fire Incident Reporting System (NFIRS) Public Data Release for calendar year 2025. NFIRS is voluntary — about 23,000 of roughly 30,000 US fire departments report — so totals are a strong indicator, not a complete census. Per-capita comparisons use 2023 ACS population estimates. Wildland fire data complements NFIRS with NIFC and USFS perimeters. Active-fire counts come from a dated NIFC snapshot, not a live feed.