Do you know the whereabouts of this suspected bank robber?

TACOMA, Wash. - Police are asking for the public's help in locating a man who is wanted for robbing four banks in Pierce County in less than one week.

The suspect, Richard Strohmetz, is currently on federal probation for six earlier bank robberies in Pennsylvania.

Felony warrants have been issued for Strohmetz's arrest for first-degree robbery and for violating federal probation, said Lauren Wallin of the Pierce County Sheriff's Department.

Strohmetz is suspected of these four bank robberies, all carried out in the span of one week:

On Friday, March 29 at 3:40 p.m., Umpquah Bank, 16120 Pacific Ave. S. in Spanaway

On Saturday, March 30 at 1:30 p.m., Wells Fargo Bank, 4111 S. Steele St. in Tacoma

On Monday, April 1 at 4:01 p.m., Twin Star Credit Union, 13505 Pacific Ave. in Parkland

On Thursday, April 5 at 1:25 p.m., Wells Fargo Bank, 4111 S. Steele St. in Tacoma

Strohmetz is described as white, 45 years old, standing 5-feet-8-inches tall, weighing 185 pounds, with dark brown hair and brown eyes. He has an extensive criminal history and should be considered dangerous, Wallin said.

CrimeStoppers of Tacoma/Pierce County is offering a $1,000 reward for information leading to his arrest and the filing of charges.