The big difference is that cumulative is far more common than accumulative. At the level of actual meaning, to the extent that accumulative is used at all, it tends to refer to someone/something doing the accumulating. By contrast, cumulative is more associated with that which is accumulated.
Driving distance from Crescent City, CA to Eureka, CA. The total driving distance from Crescent City, CA to Eureka, CA is 84 miles or 135 kilometers. Your trip begins in Crescent City, California. It ends in Eureka, California.
From San Francisco CA. Take I-80 East to I-505 North to I-5 North to Redding. From Redding I-5 take exit 678 / CA-44 West. Follow signs through town to CA-299 West, then stay on CA-299 West to Weaverville. Driving time: 4 hours 35 minutes. Distance: 262 miles. From Eureka CA. Take Take CA-299 East to Weaverville. Driving time 2 hours. Distance 103 miles.