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ZIP-level NFIRS data

Fires in ZIP 17820

ZIP 17820 recorded 30 fire and hazmat incidents in 2025, 606 across 2021–2025. Primary county: Columbia County, PA.

ZIP 17820 FIPS 42037 ZIP-level 2 counties
Total incidents (2025)
30
606 across 5 years
Building fires
6
12 wildland
Wildfire risk
28
FEMA NRI · Low
Active fires
0
in Columbia County
01 Five-year trend

Year over year in ZIP 17820

606 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 162
2022 191
2023 143
2024 80
2025 30
02 Seasonality

When do fires happen in ZIP 17820?

Mar peaks. Sep dips. Aggregated across all 5 years inside this ZIP.

Jan 46
Feb 54
Mar 84
Apr 57
May 51
Jun 43
Jul 45
Aug 73
Sep 33
Oct 33
Nov 53
Dec 34
03 Top incident types

What kinds of calls lead in ZIP 17820?

Top 5 NFIRS incident types for ZIP 17820 across 2021–2025.

#Incident typeCountShare 
1 Authorized controlled burning 242 39.9%
2 Building fires 130 21.5%
3 Brush, or brush and grass mixture fire 36 5.9%
4 Arcing, shorted electrical equipment 33 5.4%
5 Power line down 31 5.1%
04 Cause of ignition

What sparks fires in ZIP 17820?

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

Unintentional
62%
73
Cause undetermined
9%
11
Intentional / arson
7%
8
Equipment / heat source failure
9%
11
Under investigation
9%
11
Act of nature (lightning)
4%
4
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 17820 fires across 2021–2025.

#Area of originCountShare 
1 Undetermined 20 16.9%
2 Open area - outside; included are farmland, field 19 16.1%
3 Wildland, woods 16 13.6%
4 Outside area, other 10 8.5%
5 Engine area, running gear, wheel area 9 7.6%
6 Cooking area, kitchen 6 5.1%
7 Heating room or area, water heater area 5 4.2%
8 Other 4 3.4%
9 All other areas 29 24.6%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 38 32.2%
2 Hot ember or ash 23 19.5%
3 Arcing 14 11.9%
4 Radiated, conducted heat from operating equipment 9 7.6%
5 Flying brand, ember, spark 7 5.9%
6 Heat from direct flame, convection currents 5 4.2%
7 Spark, ember or flame from operating equipment 3 2.5%
8 Heat, spark from friction 3 2.5%
9 All other sources 16 13.6%
07 The biggest fires

8 fires · $1.5M in losses

Largest single-incident losses in ZIP 17820 across 2021–2025. These 8 fires alone account for 0% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $450,000 Building fires 2024 Major
2 $400,000 Building fires 2023 Major
3 $260,000 Building fires 2024 Major
4 $130,000 Building fires 2023 Significant
5 $90,000 Building fires 2023 Significant
6 $80,000 Building fires 2021 Significant
7 $60,000 Building fires 2023 Significant
8 $30,000 Building fires 2024 Significant
08 Cities in this ZIP

Most active cities in ZIP 17820

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 17820.

#City5-yr incidents 
1 Catawissa 105
2 Danville 2
3 Sunbury 1
4 Upper Augusta 1
10 Also served by

ZIP 17820 crosses 2 counties

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

CountyStateWeight 
Montour County PA 1.00 FIPS 42093
11 Current conditions

Right now in 17820

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 — 606 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.