Port Mayaca Lock and Spillway (S-308B/S-308C)

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dam, lock (water navigation)

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Port Mayaca Lock and Spillway is impounded by the Structure 308B and 308C dams on the Saint Lucie Canal River in Martin County, and is used for improved navigation and drinking water purposes. Construction was completed in 1977. It is owned by the U.S. Army Corps of Engineers and is of earthen construction. Its length is 2880 feet. Maximum discharge is 17000 cubic feet per second.

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Coordinates: 26°59'4"N 80°37'13"W

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Martin Plant Cooling Water Reservoir 6.9 km
Port Mayaca Plantation Phase 1 7.9 km
Port Mayaca Polo Club 8.6 km
Dupuis Recreation Area 10 km
Martin County, Florida 20 km
Lake Okeechobee 25 km
Kreamer Island 27 km
Torry Island 31 km
Palm Beach County, Florida 41 km
Okeechobee County, Florida 48 km

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Martin Plant Cooling Water Reservoir Port Mayaca Plantation Phase 1 Port Mayaca Polo Club Dupuis Recreation Area Martin County, Florida Lake Okeechobee Kreamer Island Torry Island Palm Beach County, Florida Okeechobee County, Florida