"It's not just for ocean beaches anymore.
"This stuff's coming into rivers now," says Mike Caldwell, Deputy Director of the Oregon Military Department.
"Tsunami debris is getting washed up the rivers with the high tides.
A concern, because some items found in the Columbia River near Astoria have had invasive species on them.
Caldwell says in Oregon, the cost of dealing with the tsunami debris has nearly reached $500,000. Oregon and Washington have each received $50,000 in federal clean-up aid."
full story here.