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2025 County Report

Fires in Roberts County, SD

In 2025, fire departments serving Roberts County responded to 10 fire and hazmat incidents — including a single $250K property loss. FEMA NRI rates wildfire risk here as High.

5,691 residents FIPS 46109 26 cities · 8 fire depts
Total incidents
10
116 across 5 years
Building fires
3
1 wildland
Property loss
$350K
$250K structure · $100K contents
Casualties
1 / 0
1 civ deaths · 0 civ inj · 0 FF inj
01 The mix

What kinds of fires happen here?

Building fires lead by count. Top five categories make up about 90% of all calls.

10
Total Incidents
Building fires 3 30.0%
Mobile property (vehicle) fire, other 3 30.0%
Passenger vehicle fire 1 10.0%
Grass fire 1 10.0%
Outside rubbish fire, other 1 10.0%
All other categories 1 10.0%
02 Seasonality

When do fires happen in Roberts County?

Jul peaks. Jun dips.

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

Year over year in Roberts County

116 incidents from 2021 through 2025.

YearIncidents 
2021 43
2022 33
2023 10
2024 20
2025 10
04 Cause of ignition

What sparks building fires?

For the 3 building fires departments responded to in 2025, here's how investigators classified them.

Unintentional
0%
0
Cause undetermined
14%
1
Intentional / arson
0%
0
Equipment / heat source failure
0%
0
Under investigation
86%
6
Act of nature (lightning)
0%
0
05 The biggest fires

1 fires · $250K in losses

Largest single-incident property losses in Roberts County during 2025. These 1 fires alone account for 100% of the county's total.

#Property lossCityTypeSeverity
1 $250,000 Summit Building fires Major
06 How Roberts County compares

Roberts County vs SD vs the nation

Per-capita rates let us compare apples to apples.

1.76
Incidents per 1,000 residents
Roberts County
1.76
SD avg
5.75
US avg
7.15
0.53
Building fires per 1,000 residents
Roberts County
0.53
SD avg
0.72
US avg
0.82
175.7
Civilian fire deaths per million
Roberts County
175.7
SD avg
7.1
US avg
5.8
07 Cities in this county

Largest cities in Roberts County

12 cities mapped to FIPS 46109.

08 First responders

Busiest fire departments in Roberts County

8 departments report from this county.

Sisseton
Sisseton
FDID 55001 10 incidents 28 vol
Summit
Summit
FDID 55008 1 incidents 29 vol
Claire City
Claire City
FDID 55002 0 incidents 21 vol
Corona
Corona
FDID 55003 0 incidents 27 vol
New Effington
New Effington
FDID 55004 0 incidents 18 vol
09 Historical wildfires

Largest fires recorded in SD

Top 10 fire perimeters by acres burned (state-scoped fallback while we build out per-county polygons).

#NameYearAgencyAcres
1 Jasper 2000 NPS 82,295
2 Cottonwood CA 2016 USFS 41,370
3 Power Dam Road 2024 BIA 15,319
4 INDIAN CANYON 2016 USFS 14,297
5 Casino 2022 BIA 12,636
6 Myrtle 2012 NPS 9,944
7 Turkey Day 2022 BIA 5,945
8 Cold Brook WF 2015 NPS 5,444
9 SHIRTTAIL 1991 NPS 3,750
10 BENT RIM 2020 BIA 3,625

About this data

County-level NFIRS aggregates for 2025, plus 5-year totals across 2021–2025. NFIRS is voluntary — about 23,000 of roughly 30,000 US fire departments report — so totals are a strong indicator, not a complete census. Wildfire risk score (0–100) and Expected Annual Loss come from FEMA's National Risk Index. Drought class is the most recent USDM classification (D0 = abnormally dry through D4 = exceptional drought). Historical fire perimeters are sourced from the NIFC InterAgency Fire Perimeter History.