The Riverside Fire Authority proudly provides emergency services to the greater Centralia, Washington area and northwest Lewis County. 2011 RFA Budget RFA Performance Measures EMS Levy Tax Calculation Lewis County Outdoor Burning Permits Riverside Fire Authority provides modern, progressive and professional services to approximately 26,000 citizens residing throughout the 184 square miles of Centralia, Hanaford Valley, Seminary Hill, Cooks Hill, Lincoln Creek Valley, Independence Valley and Garrard Creek. The Riverside Fire Authority is comprised of 30 full time staff and a diverse group of community based volunteer personnel. FIRE CODE & BUILDING REQUIREMENTS FALL PREVENTION