Notable Current Inmates
ADX Florence is where the most dangerous people in the United States are kept. Numerous domestic and foreign terrorists, gang leaders, and mafia and cartel members are housed here so that they may not escape or be in contact with anyone in the outside world. Currently, 433 inmates occupy ADX Florence, each inmate is assigned a secure level of 1 through 6.
-Zacarias Moussaoui: Al-Qaeda senior member, pleaded guilty to terrorism conspiracy charges in 2005 for playing a key role in planning the September 11 attacks by helping the hijackers obtain flight lessons, money and material used in the attacks. Currently Serving life sentence.
-Ramzi Yousef, Mahmud Abouhalima, Mohammed Salameh, and Eyad Ismoil: Al-Qaeda operatives; convicted in 1994 of terrorism conspiracy and other charges in connection with the 1993 World Trade Center bombing, which killed six people and injured over 1000. Yousef was also convicted in 1996 of planning Project Bojinka, a foiled plot conceived by senior Al-Qaeda member Khalid Sheikh Mohammed to bomb twelve planes in a 48-hour period. Currently serving life sentences.
-Mohamed Al-Owhali, Wadih el-Hage, Khalfan Mohamed, Mohammed Odeh, and Ahmed Ghailani: Al-Qaeda operatives; convicted in connection with the 1998 United States embassy bombings in Kenya and Tanzania, Africa, which were conceived by Al-Qaeda leader Osama bin Laden; the bombings killed 224 people and injured over 4000. Currently serving life sentences.
-Theodore Kaczynski: Known as the Unabomber; pleaded guilty in 1998 to building, transporting, and mailing explosives to carry out 16 bombings from 1978 to 1995 in a mail bombing campaign aimed at destroying modern technology, which killed three people and injured 23 others.Currently serving life sentence.
-Terry Nichols: Convicted of carrying out the 1995 Oklahoma City bombing of the Alfred P. Murrah Federal Building, which killed 168 people. Co-conspirator Timothy McVeigh was executed in Indiana in 2001. Currently serving life sentence.
-Francisco Javier Arellano Felix: Former leader of the Tijuana Cartel, which imported thousands of tons of cocaine into the United States and killed over 1,000 civilians and law enforcement officers over a 16-year period; pleaded guilty in 2008 to running a drug trafficking enterprise and money laundering. Currently serving life sentence under extreme restrictive conditions.
-Luis Felipe and Gustavo Colon: Leaders of the Latin Kings gang; convicted in 1996 and 2000 of murder conspiracy for ordering the murders of rivals, and racketeering for running a criminal enterprise whose members engage in acts of violence, armed robbery, and drug trafficking in New York State; Felipe is known as "King Blood," Colon as "La Corona.” Currently serving life sentences.
-Thomas Silverstein: Aryan Brotherhood prison gang leader; transferred to ADX after murdering Correction Officer Merle Clutts at USP Marion in Illinois, which was then a high-security prison, in 1983 while serving a sentence for bank robbery. Silverstein's crime was the impetus for the construction of ADX. Currently serving a 90 year sentence.
-Robert Hanssen: Former senior FBI agent assigned to counterintelligence; pleaded guilty in 2002 to espionage for passing classified information to the Soviet Union and later to Russia over a 20-year period; perpetrated what is known as the worst intelligence disaster in US history. Currently serving life sentence.
-Zacarias Moussaoui: Al-Qaeda senior member, pleaded guilty to terrorism conspiracy charges in 2005 for playing a key role in planning the September 11 attacks by helping the hijackers obtain flight lessons, money and material used in the attacks. Currently Serving life sentence.
-Ramzi Yousef, Mahmud Abouhalima, Mohammed Salameh, and Eyad Ismoil: Al-Qaeda operatives; convicted in 1994 of terrorism conspiracy and other charges in connection with the 1993 World Trade Center bombing, which killed six people and injured over 1000. Yousef was also convicted in 1996 of planning Project Bojinka, a foiled plot conceived by senior Al-Qaeda member Khalid Sheikh Mohammed to bomb twelve planes in a 48-hour period. Currently serving life sentences.
-Mohamed Al-Owhali, Wadih el-Hage, Khalfan Mohamed, Mohammed Odeh, and Ahmed Ghailani: Al-Qaeda operatives; convicted in connection with the 1998 United States embassy bombings in Kenya and Tanzania, Africa, which were conceived by Al-Qaeda leader Osama bin Laden; the bombings killed 224 people and injured over 4000. Currently serving life sentences.
-Theodore Kaczynski: Known as the Unabomber; pleaded guilty in 1998 to building, transporting, and mailing explosives to carry out 16 bombings from 1978 to 1995 in a mail bombing campaign aimed at destroying modern technology, which killed three people and injured 23 others.Currently serving life sentence.
-Terry Nichols: Convicted of carrying out the 1995 Oklahoma City bombing of the Alfred P. Murrah Federal Building, which killed 168 people. Co-conspirator Timothy McVeigh was executed in Indiana in 2001. Currently serving life sentence.
-Francisco Javier Arellano Felix: Former leader of the Tijuana Cartel, which imported thousands of tons of cocaine into the United States and killed over 1,000 civilians and law enforcement officers over a 16-year period; pleaded guilty in 2008 to running a drug trafficking enterprise and money laundering. Currently serving life sentence under extreme restrictive conditions.
-Luis Felipe and Gustavo Colon: Leaders of the Latin Kings gang; convicted in 1996 and 2000 of murder conspiracy for ordering the murders of rivals, and racketeering for running a criminal enterprise whose members engage in acts of violence, armed robbery, and drug trafficking in New York State; Felipe is known as "King Blood," Colon as "La Corona.” Currently serving life sentences.
-Thomas Silverstein: Aryan Brotherhood prison gang leader; transferred to ADX after murdering Correction Officer Merle Clutts at USP Marion in Illinois, which was then a high-security prison, in 1983 while serving a sentence for bank robbery. Silverstein's crime was the impetus for the construction of ADX. Currently serving a 90 year sentence.
-Robert Hanssen: Former senior FBI agent assigned to counterintelligence; pleaded guilty in 2002 to espionage for passing classified information to the Soviet Union and later to Russia over a 20-year period; perpetrated what is known as the worst intelligence disaster in US history. Currently serving life sentence.
All Notable Current Inmates
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Notable Former Inmates
Click the button below to see a list of notable previous inmates.