Supplee Landing Access
Supplee Landing Access
Supplee Landing is a boat launch on the Patuxent River operated by the Washington Suburban Sanitary Commission, offering access to Triadelphia and Rocky Gorge Reservoirs surrounded by 6,000 acres of wooded watershed property.
The site features ample parking (10+ spaces), wheelchair accessibility, toilets, and picnic tables, with recreational opportunities including fishing, boating, and hiking on designated trails.
A Watershed Use Permit ($6 daily or $70 annual) is required; the site is open mid-March through November 30th from 30 minutes before sunrise to sunset.
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Find excellent fishing spots, easy access to boat ramps, and all the amenities you need for a memorable day. Your adventure starts here.
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Fishing near Supplee Landing Access
Triadelphia Reservoir
Severn River
Patuxent River
Potomac River
South River
Patapsco River
Monocacy River
Magothy River
Lake Marburg
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