<Dl> <Dd> Was previously the deadliest mass shooting </Dd> </Dl> <Dd> Was previously the deadliest mass shooting </Dd> <Table> <Tr> <Th> </Th> <Th> Incident </Th> <Th> Year </Th> <Th> Deaths </Th> <Th> Injuries </Th> <Th> Type of firearm (s) used </Th> <Th> Ref (s) </Th> </Tr> <Tr> <Th> </Th> <Td> Las Vegas shooting </Td> <Td> 2017 </Td> <Td> 59! 59 (inc . the perp .) </Td> <Td> 851 </Td> <Td> Semi-automatic rifles </Td> <Td> </Td> </Tr> <Tr> <Th> </Th> <Td> Orlando nightclub shooting </Td> <Td> 2016 </Td> <Td> 50! 50 (inc . the perp .) </Td> <Td> 58 </Td> <Td> Semi-automatic rifle and pistol </Td> <Td> </Td> </Tr> <Tr> <Th> </Th> <Td> Virginia Tech shooting </Td> <Td> 2007 </Td> <Td> 33! 33 (inc . the perp .) </Td> <Td> 23 </Td> <Td> Semi-automatic pistols </Td> <Td> </Td> </Tr> <Tr> <Th> </Th> <Td> Sandy Hook Elementary School shooting </Td> <Td> 2012 </Td> <Td> 28! 28 (inc . the perp .) </Td> <Td> </Td> <Td> Semi-automatic rifle and pistol </Td> <Td> </Td> </Tr> <Tr> <Th> 5 </Th> <Td> Sutherland Springs church shooting </Td> <Td> 2017 </Td> <Td> 27! 27 (inc . the perp .) </Td> <Td> 20 </Td> <Td> Semi-automatic rifle </Td> <Td> </Td> </Tr> <Tr> <Th> 6 </Th> <Td> Luby's shooting </Td> <Td> 1991 </Td> <Td> 24! 24 (inc . the perp .) </Td> <Td> 27 </Td> <Td> Semi-automatic pistols </Td> <Td> </Td> </Tr> <Tr> <Th> 7 </Th> <Td> San Ysidro McDonald's massacre </Td> <Td> 1984 </Td> <Td> 22! 22 (inc . the perp .) </Td> <Td> 19 </Td> <Td> Multiple types of firearms </Td> <Td> </Td> </Tr> <Tr> <Th> 8 </Th> <Td> University of Texas tower shooting </Td> <Td> 1966 </Td> <Td> 18! 18 (inc . the perp .) </Td> <Td> 31 </Td> <Td> Multiple types of firearms </Td> <Td> </Td> </Tr> <Tr> <Th> 9 </Th> <Td> Stoneman Douglas High School shooting </Td> <Td> 2018 </Td> <Td> 17! 17 </Td> <Td> 17 </Td> <Td> Semi-automatic rifle </Td> <Td> </Td> </Tr> <Tr> <Th> 10 </Th> <Td> San Bernardino attack </Td> <Td> 2015 </Td> <Td> 16! 16 (inc . both perps .) </Td> <Td> 24 </Td> <Td> Semi-automatic rifles </Td> <Td> </Td> </Tr> <Tr> <Th> 11 </Th> <Td> Edmond post office shooting </Td> <Td> 1986 </Td> <Td> 15! 15 (inc . the perp .) </Td> <Td> 6 </Td> <Td> Semi-automatic pistols </Td> <Td> </Td> </Tr> <Tr> <Td> Columbine High School massacre </Td> <Td> 1999 </Td> <Td> 15! 15 (inc . both perps .) </Td> <Td> 24 </Td> <Td> Multiple types of firearms </Td> <Td> </Td> </Tr> <Tr> <Th> 13 </Th> <Td> Binghamton shootings </Td> <Td> 2009 </Td> <Td> 14! 14 (inc . the perp .) </Td> <Td> </Td> <Td> Semi-automatic pistols </Td> <Td> </Td> </Tr> <Tr> <Td> Fort Hood shooting </Td> <Td> 2009 </Td> <Td> 14! 14 </Td> <Td> 33! 33 (inc . the perp .) </Td> <Td> Semi-automatic pistols </Td> <Td> </Td> </Tr> <Tr> <Th> 15 </Th> <Td> Camden shootings </Td> <Td> 1949 </Td> <Td> 13 </Td> <Td> </Td> <Td> Semi-automatic pistol </Td> <Td> </Td> </Tr> <Tr> <Td> Wilkes - Barre shootings </Td> <Td> 1982 </Td> <Td> 13 </Td> <Td> </Td> <Td> Semi-automatic rifle </Td> <Td> </Td> </Tr> <Tr> <Td> Wah Mee massacre </Td> <Td> </Td> <Td> 13 </Td> <Td> </Td> <Td> Multiple types of firearms </Td> <Td> </Td> </Tr> <Tr> <Td> Washington Navy Yard shooting </Td> <Td> 2013 </Td> <Td> 13! 13 (inc . the perp .) </Td> <Td> 8 </Td> <Td> Semi-automatic pistol and shotgun </Td> <Td> </Td> </Tr> <Tr> <Th> 19 </Th> <Td> Aurora shooting </Td> <Td> 2012 </Td> <Td> 12 </Td> <Td> 70 </Td> <Td> Multiple types of firearms </Td> <Td> </Td> </Tr> <Tr> <Th> 20 </Th> <Td> Easter Sunday massacre </Td> <Td> </Td> <Td> 11! 11 </Td> <Td> 0 </Td> <Td> Semi-automatic pistols and revolver </Td> <Td> </Td> </Tr> <Tr> <Td> Geneva County massacre </Td> <Td> 2009 </Td> <Td> 11! 11 (inc . the perp .) </Td> <Td> 6 </Td> <Td> Multiple types of firearms </Td> <Td> </Td> </Tr> <Tr> <Th> 22 </Th> <Td> Palm Sunday massacre </Td> <Td> 1984 </Td> <Td> 10 </Td> <Td> 0 </Td> <Td> Handguns </Td> <Td> </Td> </Tr> <Tr> <Td> GMAC shootings </Td> <Td> </Td> <Td> 10! 10 (inc . the perp .) </Td> <Td> 6 </Td> <Td> Semi-automatic rifle </Td> <Td> </Td> </Tr> <Tr> <Td> Atlanta shootings </Td> <Td> 1999 </Td> <Td> 10! 10 (inc . the perp .) </Td> <Td> 13 </Td> <Td> Semi-automatic pistols and revolver </Td> <Td> </Td> </Tr> <Tr> <Td> Red Lake shootings </Td> <Td> 2005 </Td> <Td> 10! 10 (inc . the perp .) </Td> <Td> 5 </Td> <Td> Semi-automatic pistols and shotgun </Td> <Td> </Td> </Tr> <Tr> <Td> Umpqua Community College shooting </Td> <Td> 2015 </Td> <Td> 10! 10 (inc . the perp .) </Td> <Td> 8 </Td> <Td> Semi-automatic pistols and revolver </Td> <Td> </Td> </Tr> </Table> <Tr> <Th> </Th> <Th> Incident </Th> <Th> Year </Th> <Th> Deaths </Th> <Th> Injuries </Th> <Th> Type of firearm (s) used </Th> <Th> Ref (s) </Th> </Tr>

What was the deadliest mass shooting in the united states