The Camas Police and Camas-Washougal Fire departments have responded to multiple reports of suspicious fires involving port-a-potties.
The suspicious fires have resulted in the total loss of five units since March 5.
An initial investigation, by the Camas Police Department and the Camas Fire Marshall, indicates the cases are the direct result of arson.
The Arson Alarm Foundation and the Washington Insurance Council have offered a reward for up to $10,000 for the arrest and conviction of the subject(s) involved.
Individuals with information regarding the fires are asked to contact the CPD at 834-4151, Fire Marshall Randy Miller at 834-6191 or (800)-55-ARSON.