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ZIP-level NFIRS data

Fires in ZIP 57370

ZIP 57370 recorded 3 fire and hazmat incidents in 2025, 33 across 2021–2025. Primary county: Brule County, SD. FEMA NRI rates wildfire risk here as High.

ZIP 57370 FIPS 46015 ZIP-level 2 counties
Total incidents (2025)
3
33 across 5 years
Building fires
0
0 wildland
Wildfire risk
74
FEMA NRI · High
Active fires
0
in Brule County
01 Five-year trend

Year over year in ZIP 57370

33 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 11
2022 10
2023 2
2024 7
2025 3
02 Seasonality

When do fires happen in ZIP 57370?

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

Jan 1
Feb 0
Mar 1
Apr 5
May 3
Jun 1
Jul 7
Aug 4
Sep 5
Oct 3
Nov 1
Dec 2
03 Top incident types

What kinds of calls lead in ZIP 57370?

Top 5 NFIRS incident types for ZIP 57370 across 2021–2025.

#Incident typeCountShare 
1 Grass fire 7 21.2%
2 Building fires 6 18.2%
3 Passenger vehicle fire 4 12.1%
4 Cultivated vegetation, crop fire, other 3 9.1%
5 Fire, other 2 6.1%
04 Cause of ignition

What sparks fires in ZIP 57370?

For the 0 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
56%
9
Cause undetermined
38%
6
Intentional / arson
0%
0
Equipment / heat source failure
6%
1
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 57370 fires across 2021–2025.

#Area of originCountShare 
1 Undetermined 8 50.0%
2 Engine area, running gear, wheel area 5 31.2%
3 Other 1 6.2%
4 Wall surface: exterior 1 6.2%
5 Railroad right of way: on or near 1 6.2%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 13 81.2%
2 Spark, ember or flame from operating equipment 1 6.2%
3 Arcing 1 6.2%
4 Hot or smoldering object, other 1 6.2%
07 The biggest fires

8 fires · $160K in losses

Largest single-incident losses in ZIP 57370 across 2021–2025. These 8 fires alone account for 3200% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $80,000 Building fires 2022 Significant
2 $20,000 Cultivated grain or crop fire 2021 Significant
3 $20,000 Off-road vehicle or heavy equipment fire 2021 Significant
4 $10,000 Grass fire 2022 Significant
5 $10,000 Mobile property (vehicle) fire, other 2022 Significant
6 $10,000 Passenger vehicle fire 2022 Significant
7 $5,000 Passenger vehicle fire 2024 Significant
8 $5,000 Building fires 2024 Significant
10 Also served by

ZIP 57370 crosses 2 counties

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

CountyStateWeight 
Buffalo County SD 1.00 FIPS 46017
11 Current conditions

Right now in 57370

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 — 33 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.