Allegheny County, Pennsylvania

Allegheny County has been named in 18 federal declarations. Statewide declarations for Pennsylvania (7) are listed on the state page.

18declarations 13major disasters 5emergencies 1972first on record 2020latest

By hazard

Flood5

Severe Storm4

Hurricane3

Snowstorm3

Biological2

Tornado1

11970s

41980s

51990s

32000s

32010s

22020s

Population: 1,250,583 in April 2020, 1,231,814 in July 2024 (Census Bureau estimates).

Declared	Number	Title	Hazard	Programs	Federal aid
Mar 30, 2020	DR-4506-PA	COVID-19 Pandemic	Biological	IHPPAHM	$2.57 billion
Mar 13, 2020	EM-3441-PA	COVID-19	Biological	PA	—
Oct 1, 2013	DR-4149-PA	Severe Storms, Tornadoes, and Flooding	Severe Storm	PAHM	$13.9 million
Oct 29, 2012	EM-3356-PA	Hurricane Sandy	Hurricane	PA	—
Apr 16, 2010	DR-1898-PA	Severe Winter Storms and Snowstorms	Snowstorm	PAHM	$49.1 million
Sep 10, 2005	EM-3235-PA	Hurricane Katrina	Hurricane	PA	$4.0 million
Sep 19, 2004	DR-1557-PA	Tropical Depression Ivan	Hurricane	IHPIAPAHM	$181.5 million
Sep 19, 2004	DR-1555-PA	Severe Storms and Flooding Associated With Tropical Depression Frances	Severe Storm	IHPIAHM	$3.6 million
Jun 8, 1998	DR-1219-PA	Severe Storms, Tornadoes,and Flooding	Severe Storm	IAPA	—
Jan 21, 1996	DR-1093-PA	Severe Storms and Flooding	Flood	IAPA	—
Jan 13, 1996	DR-1085-PA	Blizzard of 96	Snowstorm	PA	—
Mar 10, 1994	DR-1015-PA	Severe Winter Storms	Severe Storm	PA	—
Mar 16, 1993	EM-3105-PA	Severe Snowfall & Winter Storm	Snowstorm	PA	—
Jun 5, 1986	DR-766-PA	Severe Storms & Flooding	Flood	IA	—
Nov 9, 1985	DR-754-PA	Severe Storms & Flooding	Flood	IAPA	—
Aug 27, 1984	DR-721-PA	Severe Storms & Flooding	Flood	IAPA	—
Jun 13, 1980	EM-3081-PA	Severe Storms & Tornadoes	Tornado	IA	—
Jun 23, 1972	DR-340-PA	Tropical Storm Agnes	Flood	IAPA	—