SF Bay litter would fill 100K trash bags SAN FRANCISCO (AP) — Litter washing into San Francisco Bay each year would fill 100,000 kitchen trash bags. A San Jose Mercury News analysis shows there's a tidal wave of fast food wrappers, plastic bottles, bags, cigarette butts and other debris making its way through storm drains and creeks into the bay. The newspaper says it's the first comprehensive study of the volume of litter flowing into the bay.