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Protecting and enhancing open space
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Promoting awareness and appreciation of environmental issues
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Promoting wise land use and management of natural resources
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Preserving historic and cultural sites

Information about the construction on Pennsylvania Ave. at Piszek Preserve: CLICK HERE

Upcoming Events

  • Weekly Nest Box Checks

    Every Tuesday from May 15 to August 21
    6:30 p.m.

    Join us every week for a walk at Armentrout Preserve. We will check several nestboxes to see what birds may be raising a family in them. We will likely see the nests, eggs and fledglings of several species including House Wren, Tree Swallow and Eastern Bluebird. You may also get to see a bird banding demonstration!

  • Bird Banding Demo

    8:00 - 10:00 a.m.
    Visit WVWA's banding site and see bird banding in action! Learn about avian conservation and research techniques, and find out what information can be collected by catching wild birds. You may even have the chance to release a bird from your hand! Event is subject to weather.

  • Creek Exploration

    7:00 - 9:00 p.m.
    Explore the Wissahickon Creek at the Four Mills Reserve. Investigate how fast it flows and hunt for eddies, riffles and other stream features. Explore using nets, buckets and tools to find out what critters are living in our backyard. 

  • Nature Journal Club

    9:30 - 11:30 a.m.
    Want to deepen your love of the natural world, notice nature’s tiniest details and spend time surrounded by the beauty of the outdoors? Then start keeping a nature journal! Join us for a monthly journal club and make this activity a habit. 

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Current News

Read All News »

  • Remarkable Women of the Wissahickon Valley

  • Construction on Pennsylvania Ave. at Piszek Preserve

  • In Remembrance of Miriam (Mim) Theobald


A Healthy Wissahickon: We All Have a Part to Play from GreenTreks Network on Vimeo.

If you have a group who would like to view the movie, contact Gina Craigo at gina@wvwa.org.