Share: Environmental ServicesConsultants JACOBSON JAMES & ASSOCIATES, INC. Visit Website 645 7th Streeet Arcata, CA 95521 (916) 367-5111 Hours: Monday thru Friday 8am - 5pm About Map About JJ&A is an environmental consultancy in Arcata. We provide investigation and remediation, planning and permitting (storm water & SMARA compliance), and groundwater supply and management services). What's Nearby? Distance: 5 10 15 20 25 50 mi.