The Contra Costa County Probation Department oversees the supervision of clients placed on Pretrial, Adult Probation and Local Community Supervision. Organizations who complete the program will leave with a detailed plan of action that can support their future growth and development.Community volunteers assist with our public health work in various ways, such as providing help during emergency responses and supporting our clinic services. Waivers and Service Agreements. Most of these forms are stored with your EBRPD Volunteer account and can be accessed through your account dashboard. This catalog serves as a contract between you, the student, and Contra Costa College. That contract is valid as long as you are continuously enrolled. CCTA regularly puts out procurement requests for contractors and consultants to respond to or bid on. The Emergency Services Support Unit (ESSU) houses both Volunteer Services and Law Enforcement Mutual Aid. Administrative Services Agreement.