Sustainable Trails Initiative The Sustainable Trails Initiative (STI) is a multi-stage commitment by the Friends of the Wissahickon to help make the 50 miles of natural surface National Recreation Trails in the Wissahickon Valley Park an environmentally and socially sustainable system that works for all park users. Read More –

Creek Watch is a network of trained citizen scientists that observes the Wissahickon Watershed and reports back to the WVWA. This team improves the habitat and water quality of the Wissahickon Creek through early detection of environmental concerns, collecting field data, increasing the presence of trained eyes, and acting as ambassadors of the watershed. Read More –

The WVWA conducts a Stream Monitoring and Assessment Program (StreamMAP) to monitor the water quality, aquatic insects, and habitat of the Wissahickon Creek. Samples are collected four times a year from approximately a dozen stations to help the WVWA identify trends over time, areas in need to restoration, and water quality improvements from restoration projects. Read More –

Trail Ambassadors

The Friends of the Wissahickon’s Trail Ambassadors are park docents who aid and educate park visitors with anything from directions and safety needs to park’s history, flora, fauna and geology. Currently there are over 80 active Trail Ambassadors touring the park, providing first aid assistance and educating the public about the rich history of Wissahickon Valley Park. If you have any questions or further interest, please contact Sarah Marley at