City of Charleston recently issued the following announcement.
The Leaf and Limb Drop-Off Site will officially open for the season from April to October. Hours will be daily from 7:00 a.m. until 3:30 p.m. except for Memorial Day.
Equipment will be available to load mulch (from 9:00 a.m. until 2:00 p.m.) on the 1st and 3rd Saturday of each month.
These are the only available times for equipment to be on-site to help load mulch. You may load mulch by yourself at all other posted open times.
The Drop-Off Site is located on West Madison Avenue near the City's Wastewater Treatment Plant.
You may deposit leaves, lawn clippings, dead vegetation, and limbs.
No Other Items Will Be Accepted
Original source can be found here.