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Portersville Bay
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About This Ramp
Free to Use
Managed by
Bureau of State Parks
Ramps
1
Docks
1
Parking
Lot
USGS2 data sourcesUpdated Mar 2026
Portersville Bay is a public boat ramp on Lake Arthur in Butler County, Pennsylvania (16051). Managed by Bureau of State Parks. This ramp is free to use. GPS coordinates: 40.9394°N, 80.1268°W.