Contact Us


North Coast Regional Water Quality Control Board
5550 Skylane Blvd STE A
Santa Rosa CA 95403-1072

Northern Field Office
930 6th Street
Eureka, CA 95501

Please note that the Northern Field Office is open Wednesdays and by appointment. To make an appointment, please contact the staff person with whom you are already working. If you do not have a staff person’s contact information, contact Mona Dougherty at

Environmental Complaint

We accept environmental complaints showing water quality discharges and threats via the CalEPA Complaints System. That system enables Water Boards staff to effectively track and respond to complaints and it provides a mechanism for complainants to follow-up with staff regarding their complaint. To submit a complaint, please click the following hyperlink: Submit a Complaint Here

Contact Info

Electronic Submittal of Documents

Spill Response Information


Office Location

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