N.C.S.A.C. Your generosity helps us to better serve our clients and the community. The NCSAC-Crossroads Graduation ceremony honors present and past graduates of the Crossroads Substance Abuse Treatment Program in Eureka. Every year for the past several years, Humboldt County businesses have generously donated items to be used for door prizes and a raffle at the graduation ceremony. Assistance from businesses like yours enables us to continue to provide necessary services. We Welcome Private Donations! N.C.S.A.C P.O. BOX 1332 Eureka, CA 95502 707-445-0869 Email Us