The Portland Police Bureau released the names of those arrested Monday. They ranged in age from 16 to 63 and were charged with offenses including interfering with police, trespassing and disorderly conduct.
Four of the protesters detained early Sunday were booked into Multnomah County Jail. The rest were cited and released, police said in a written statement.
Although Portland has long had a liberal reputation, the city decided last week that discipline and order at the Occupy Portland encampment had broken down and it was time to break up the protest in the interest of public safety.
The mayor of Philadelphia said Occupy Philly had already cost the city $500,000 and could jeopardize a $50 million revitalization project at Dilworth Plaza, the Philadelphia Daily News reported Monday.
Mayor Michael Nutter said he asked Police Commissioner Charles Ramsey to beef up the uniformed police presence at Occupy Philly and "establish structured and strategic positioning and deployment of officers on a regular basis."
Nutter did not set a deadline for dismantling the protesters' "tent city" but he said sanitation, food and personal safety conditions were "intolerable."
In California, police arrested at least 20 Occupy Oakland protesters anir records expunged, The (Nashville) Tennessean reportd began dismantling the encampment in the city.
A legal adviser to Oakland Mayor Jean Quan said he resigned to protest the police raid on Occupy Oakland's encampment, the San Jose Mercury News reported. "No longer Mayor Quan's legal adviser," Dan Siegel wrote on his Facebook page. "Resigned at 2 am. Support Occupy Oakland, not the 1 percent and its government facilitators."
All charges against Occupy Nashville protesters resulting from arrests Oct. 28-29 were dropped and their records expunged,The (Nashville) Tennessean reported.
In Chapel Hill, N.C., 25 armed tactical officers arrested eight demonstrators occupying a vacant car dealership, officials said. "The town has an obligation to the property owners, and the town will enforce those rights," Chapel Hill Mayor Mark Kleinschmidt said in a statement.
In Detroit, Occupy protesters said they planned to relocate from a city park to a long-term site, an organizer said.
Growing numbers of Occupy groups are moving from city parks to college campuses, including Harvard University in Cambridge, Mass., and the University of California, Berkeley, The New York Times reported Monday.