City of Rohnert Park - Department of Public Works 600 Enterprise Dr, Rohnert Park, CA94928 The Department of Public Works offers a behind-the-scenes look at how the city is maintained. Here, wood chips for…More public parks are stored in the back yard. City employees work to maintain drinking water and water treatment, as well as clean sewage and storm drains. The department is responsible for conducting repairs and maintenance of the 26 city-owned buildings, filling pot holes and removing graffiti. Visit the city's website or call for questions regarding specific concerns on your street.