Partnership for the Delaware Estuary

Open Streets Wilmington Events, April 26 to Aug. 16
2025-06-28 13:00 - 16:00, 2025-08-16 13:00 - 16:00 (America/New_York)
Join the party!
PDE and other partners are working with Open Streets Wilmington to bring you some special Saturdays from spring to fall.
These events close streets to all motor traffic, creating space for people of all ages and abilities to get outside and play!
They offer:
Giveaways, children’s activities, live music, outdoor fitness classes, free bike rentals, information and resources, and more!

Dates, times, and locations:
April 26, 1 – 4 p.m.: N. Walnut Street between 10th and 16th streets
May 31, 1 – 4 p.m.: New Castle Ave between Pearl Street and A Street
June 28, 1 – 4 p.m.: W. 4th Street between Broom and Lincoln streets
August 16, 1 – 4 p.m.: N. Market Street between 18th Street and Vandever/Concord
Visit the Open Streets Wilmington website for more information!

2025 Marcus Hook Pirate Festival
2025-09-20 11:00 - 18:00 | 4 East Delaware Street, Marcus Hook, Pennsylvania, 4 East Delaware Street, Marcus Hook, PA, United States
Marcus Hook Pirate Festival
WHEN: 11 a.m. to 6 p.m., Saturday, Sept. 20
WHERE: 4 East Delaware Street, Marcus Hook, Pennsylvania
The Marcus Hook Pirate Festival returns to port with a full pirate encampment, demonstrations, wares, firearms, cannons, and beer making. Ye be games, food, live pirate music, noy rides, a petting zoo, face painting. All funds raised from the event go toward the restoration of the historic Plank House, also known as Blackbeard’s Mistress’ House.
Visit the website for more information.

Celebrate National Estuaries Week with PDE, Sept. 20-27
2025-09-20 11:00 - 2025-09-27 16:30
Celebrate National Estuaries Week with PDE! Look for online and in-person activities from the Marcus Hook Pirate Festival on Sept. 20 to the Delaware River Festival on the 27th. We’ll have fun quizzes and information about how to help the estuary this fall at our public shell bagging events.

Gardening for Clean Water
2025-09-23 18:00 - 19:00, 2025-09-24 18:00 - 19:00 | Scout Cafe, 2316 Baynard Blvd, Wilmington, DE, 19801, United States
Join us for a cup of coffee and learn about gardening with native plants and how it’s connected to clean water.

What to expect: A great evening to learn about native plants, good company, and maybe take away a free plant (while supplies last).

2025 Delaware River Festival
2025-09-27 10:00 - 16:00 | Penns Landing, Philadelphia, PA, United States
Save the Date: Saturday, Sept. 27, Penn’s Landing in Philadelphia and Wiggins Park in Camden
FREE family fun at the Delaware River!
Join us at Penn’s Landing in Philly and Wiggins Park in Camden for a fantastic day of games, sights, activities, and more from 10 a.m. to 4 p.m., Saturday, Sept. 27. Visit the website for more information and updates.

Thank You for Joining Our Experience the Estuary Celebration
2025-10-09 17:00 - 20:30 | Vie, 600 N Broad St, Philadelphia, PA, 19130, United States
We can’t wait to see you next year.
Thank you to all who attended our Experience the Estuary Celebration on Oct. 9 in Philadelphia. Your attendance helped make our year complete. Click HERE for photos from the evening.

CANCELLED: Nov. 1 Shell Bagging Event
2025-11-01 13:00 - 15:00
Nov. 1 Shell Bagging Event CANCELLED

Hey there! Looks like we’ve bagged our oyster shells for the season. Our Nov. 1 public shell bagging event in Wilmington is CANCELLED. If you already signed up, you should have received a notification via email.

Don’t worry, we’ll let you know when the next shell bagging event comes around. We’ll need you! Thank you for all your help this year.

Register Now for the Delaware Trash Into Treasure Art Contest
2025-11-17 09:00 - 2026-02-13 15:00
Attention, Delaware Artists! Time to Enter Our Contest!

Do you have a creative vision for a cleaner environment? Now’s the chance to showcase your work in the 2026 Delaware Trash Into Treasure Art Contest.
Would you like to enter? Request a canvas from PDE and then submit your artwork depicting the importance of keeping the Christina River Watershed clear of trash and other pollutants. All finished work must be submitted by Feb. 13, 2026, to be eligible for the contest.
This contest is associated with the annual Christina River Watershed Cleanup, scheduled for April 11, 2026. For contest rules and to request a canvas, visit bit.ly/TrashIntoTreasureContest. Don’t miss your chance to compete and win prizes.

2026 Christina River Watershed Cleanup
2026-04-11 09:00 - 12:00
Join the Cleanup Crew and Volunteer!
The Christina River Watershed Cleanup returns Saturday, April 11. Save the Date!
For more information, visit www.christinarivercleanup.org.
