Elijah Alexander King, 36, who allegedly threatened to bomb every synagogue within a 20-mile radius, was arraigned on Tuesday on a three-count federal indictment, the U.S. Justice Department said.

The resident of San Luis Obispo, Calif., near the coast some 100 miles northwest of Santa Barbara, was charged with three counts related to making threats and conveying hoaxes.

The defendant, who pleaded not guilty and who had been in federal custody since Nov. 6, is set to go to trial on Jan. 13, the department . He is to be released on bond.

He is accused of making the threat that 鈥淚鈥檓 gonna blow up every synagogue in a 20-mile radius鈥� on social media on Aug. 28, using what the Justice Department said was an email address and phone number that 鈥渉e is known to use.鈥�

Shortly after posting the threat, King wrote that 鈥渢his is a real threat. Send the police and report me for terrorism,鈥� and some 10 minutes later, he searched on his phone for synagogues nearby, the Justice Department said.

Even after police had King sent to a hospital for monitoring, he kept posting on social media, according to the Justice Department, including writing that 鈥淚 got arrested and put on a three-day psych hold for my posts against the Jews.鈥� He also allegedly shared someone else post saying that there is a need for 鈥淛ew control鈥� not 鈥済un control.鈥�

King has also posted 鈥渁ntisemitic rhetoric, including praise for Adolf Hitler,鈥� and messages with 鈥渋mages of weapons, including a handgun, knives and mace,鈥� and has sent 鈥渘umerous鈥� racist emails and voicemails to the police detective who placed the pyschiatric hold on him, the Justice Department said.

King faces up to 15 years in prison for the charges.