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Important Update:

April 30, 2025 - The picnic area at Brighton Dam will be closed on the following days:

  • Saturday, May 3, 2025
  • Sunday, May 4, 2025
  • Saturday, May 10, 2025
  • Sunday, May 11, 2025 

We apologize for the inconvenience.

March 19, 2025 - Recreation areas are now open.  Pigtail, Big Branch, Triadelphia, and Brown's Bridge ramps are closed to boat trailer access due to low water level.


Watershed Use Regulations

scale iconLooking to enjoy the Triadelphia and T. Howard Duckett Watersheds? Be sure to review the official Use Regulations, which cover everything from boating and fishing to hiking, horseback riding and picnicking. 

To view the complete, up-to-date guidelines, please visit the live document here: 

Use Regulations for the Triadelphia and T. Howard Duckett Watersheds

Violations may face citations, permit loss or legal action. Appeals can be submitted to WSSC Water.

Key Highlights

fishing license iconPermit Requirements

  • Use Permit: A WSSC Water Use Permit is required for individuals aged 16 and older for hiking, fishing, horseback riding, bird watching, boating and hunting.
  • Picnic Permit: Required for group use (1 adult per group)
  • Mooring Permit: Needed to store boats on site.
  • Special Permits: For events, adjacent landowners, or commercial stables.
  • Minors under 16 must be accompanied by an adult with a valid permit.
  • Separate permits are required for picnicking, horseback riding, mooring and organized activities.

Where to Buy Watershed Use Permits

  • Buy permits online
  • Buy permits at the Brighton Dam Visitor Center
    2 Brighton Dam Road, Brookville, Maryland 20833
    7 a.m. to 8 p.m. (March 15-Nov. 30, including weekends)
    7 a.m. to 4:30 p.m. (Dec. 1-March 14)
    The Brighton Dam Visitor Center is closed Thanksgiving Day, Christmas Day and New Year’s Day
  • WSSC Water Support Center
    14501 Sweitzer Lane, Laurel, Maryland 20707
    7:30 a.m. to 5 p.m., Monday-Friday
  • WSSC Water also has a free Watershed Use Permit app for smart phones and tablets.

Boat Mooring, BioBrick Pavilion, Azalea Garden, Boat Removal and Storage fees must be paid for at the Brighton Dam Visitor Center. 

Applications for a Boarding Stable Entrance Permit and Adjacent Landowner Entrance Permits, please contact (301) 206-4FUN (4386), select option 2 and leave message as directed.

Designated Areas Only

Activities (fishing, horseback riding, etc.) are limited to marked zones. Maps are at the Brighton Dam Visitor Center.

Season & Hours of Operation

  • Open season for many activities: March 15-November 30
  • Daily hours: Sunrise to sunset (weather and conditions permitting)
  • Check daily status: (301) 206-4FUN

not allowed iconNot allowed

  • Gas engines (except for official emergency or maintenance craft)
  • Ice fishing, ice skating, camping, swimming, float tubes, smoking, or hunting of small game or waterfowl
  • No fishing or boating near Brighton Dam or T. Howard Ducket Dam 
  • Hunting with firearms (except managed hunts)
  • Off-trail access or muddy trail use
  • Alcoholic beverages and smoking

Use at your own risk: WSSC Water is not liable for injury, damage or loss. Permit use=acceptance of this risk.

kayak iconBoating Rules (Quick Summary)

  • Only boats powered by oars, paddles, sails or electric motors (when meeting registration / regulation requirements) are allowed.
  • Boats must meet safety and buoyancy requirements.
  • Winter mooring (December 1 - March 14) requires additional fees and permits.

fishing iconFishing Guidelines

  • Maryland Angler's License required for anyone 16+.
  • Fishing allowed from designated shoreline areas and boats.
  • State fishing laws apply; check for current creel limits and species rules.

Contact for Trail Status and Info

  • Call (301) 206-4FUN (4386) to check daily trail conditions or other updates.
  • Trail maps available at Brighton Dam Visitor's Center.

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Fees

WSSC Water may reserve the watershed without prior notice. Please call (301) 206-4386(4FUN) before making any watershed permit purchases to ensure the reservoir that you’d like to use is currently open for recreation.

2025 Fees

Effective January 1, 2025

Seasonal Watershed Use Permit$70
Single Day Watershed Use Permit$5
Boat Mooring 
(Mar 15– Nov 30)
$80
Winter Boat Mooring 
(Dec 1– Mar 14)
$60
Boat/Craft Removal fee$105
Monthly storage fee for pulled boats$80
Rental for the Azalea Garden$75
4 hrs
Rental for the BioBrick Pavilion$100
4 hrs
Boarding Stable Entrance Permit$260
Adjacent Landowner Entrance Permit$80
Picnic Permit 
applies to groups of 5 between the
ages of 16-65 with no daily/seasonal pass
groups of 1-5 persons$5
groups of 6-10 persons$10
groups of 11-15 persons$15

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Last Modified: April 30, 2025, 9:14 am EDT