How big is the swamp that the Stephen C Foster State Park is located in?
Okefenokee Swamp The Okefenokee Swamp is a shallow, 438,000 acre , peat-filled wetland straddling the Georgia–Florida line in the United States. A majority of the swamp is protected by the Okefenokee National Wildlife Refuge and the Okefenokee Wilderness. The Okefenokee Swamp is considered to be one of the Seven Natural Wonders of Georgia. The Okefenokee is the largest "blackwater" swamp in North America.
Bog Brook Reservoir The Bog Brook Reservoir is a 379 acre reservoir in the Croton Watershed in southern New York State. It is located in the town of Southeast in Putnam County, and is approximately 38 mi north of New York City, to which it supplies water. It was formed by the damming of Bog Brook, a small tributary of the East Branch of the Croton River, which is in turn a tributary of the Croton River. This reservoir was put into service in 1892, making it one of the older reservoirs in New York City's water supply system.