In the 18 incidents that included Large Capacity Magazines (LCMs), 371 were killed and 715 were wounded, with hundreds more suffering non-gunshot injuries. Almost all of these massacres occurred in minutes, with shooters firing dozens and, often times, hundreds of bullets. 12 incidents included militiary-style assault weapons.
>> Scroll down to see a table with details of the 20 incidents.
More People are Killed When LCMs are Used
This data is backed up by a 2019 study entitled “The Effect of Large Capacity Magazine Bans on High-Fatality Mass Shootings, 1990-2017,” published in the American Journal of Public Health. Their analysis provides answers to important questions:
- How often are LCMs used in high-fatality mass shootings? LCMs were used in 64% of high-fatality mass shootings between 1990 and 2017.
- Are more people killed when LCMs are used? Yes – 11.8% were killed when LCMs were used vs. 7.3% when LCMs were not used.
- Do states with LCM bans experience fewer mass shootings and lower fatalities than states with no bans? Yes.
71.5% of Rhode Islanders Favor a 10-Round Magazine Limit
Source: 2020 RI Statewide Poll on Gun Safety and Gun Violence Prevention
20 Deadliest Mass Shootings Since 2000
| Killed | Injured | City | St | Year | Weapon | Gun Source | Details |
|---|---|---|---|---|---|---|---|
| 58 | 413 | Las Vegas | NV | 2017 | LCM, AW | Legally Purchased | The deadliest shooting in U.S. history, shooter targeted concertgoers, firing over 1,000 rounds in the 10-minute attack; at least 100 more suffered non-gunshot injuries. |
| 49 | 53 | Orlando | FL | 2016 | LCM, AW | Legally Purchased | Second deadliest shooting by a single gunman in U.S. history, gunman supported ISIS and was targeting LGBT people; 8 additional non-gunshot injuries; over 200 rounds were fired. |
| 28 | 1 | Newtown | CT | 2012 | LCM, AW | Legally Purchased | Young man with long history of mental illness uses mother's unsecured guns to kill her, then attacks a local elementary school where he murders 20 first-graders and 6 adults. |
| 25 | 20 | Sutherland Springs | TX | 2017 | LCM, AW | Legally Purchased | Shooter fired 700 rounds in a 11-attack on the First Baptist Church in Sutherland Springs. |
| 23 | 23 | El Paso | TX | 2019 | LCM, AW | Legally Purchased | Anti-Hispanic, anti-immigrant hate crime at Walmart. |
| 21 | 18 | Uvalde | TX | 2022 | LCM, AW | Legally Purchased | 18-year-old with history of violent rhetoric on social media kills 19 elementary schoolers and 2 teachers; injuries 18 others including his grandmother. |
| 17 | 17 | Parkland | FL | 2018 | LCM, AW | Legally Purchased | Former student attacks classmates and teachers at Stoneman-Douglas High School. |
| 14 | 22 | San Bernardino | CA | 2015 | LCM, AW | Legally Purchased | Terrorist attack at a holiday office party, among injured were two police officers. |
| 13 | 4 | Virginia Beach | VA | 2019 | LCM | Legally Purchased | City worker attacks municipal building, victims include co-workers, strangers and a police officer. |
| 13 | 30 | Fort Hood | TX | 2009 | LCM | Legally Purchased | The deadliest shooting on an American military base. |
| 13 | 4 | Binghamton | NY | 2009 | LCM | Legally Purchased | The shooter fired 99 rounds in an attack on a community organization which lasted 3 minutes. |
| 12 | 1 | Thousand Oaks | CA | 2018 | LCM | Legally Purchased | College bar shooting included death of the responding officer; 10 additional non-gunshot injuries. |
| 12 | 58 | Aurora | CO | 2012 | LCM, AW | Legally Purchased | Shooter attacked a late-night movie showing; 12 additional non-shot injuries. |
| 12 | 8 | Washington DC | DC | 2013 | No LCM | Unknown | Second deadliest shooting on an American military base. Washington Navy Yard contractor, former Navy with honorable discharge with ties to Rhode Island, had previous arrests and mental health issues. |
| 11 | 6 | Pittsburgh | PA | 2018 | LCM, AW | Legally Purchased | Hate crime targeting a synagogue; several Holocaust survivors included. |
| 10 | 3 | Buffalo | NY | 2022 | LCM, AW | Legally Purchased | White supremacist hate crime against Black Americans; 18-year-old shooter intended to attack another location, a shotgun and another rifle were found in his car. |
| 10 | 2 | Boulder | CO | 2021 | LCM | Legally Purchased | Shooter attacked victims in parking lot and grocery store; police officer included in deaths. |
| 10 | 2 | San Jose | CA | 2021 | LCM | Legally Purchased | Workplace shooting, shooter targeted victims. |
| 10 | 17 | Dayton | OH | 2019 | LCM, AW | Legally Purchased | 26 shot in 32 seconds in attack outside of a bar; 10 additional non-gunshot injuries |
| 10 | 13 | Sante Fe | TX | 2018 | No LCM | Legally Purchased | Sante Fe High School student, used guns that were legally owned by his father; police officer wounded. |
