Your donations in any amount are urgently needed to keep the Wissahickon Valley free from the threat of overdevelopment. Please make checks payable to Northwest Wissahickon Conservancy and mail to Northwest-Wissahickon Conservancy, P.O. Box 4324, Philadelphia, PA 19118.

The Northwestern Wissahickon Conservancy's mission

“. . . to advocate for the protection, preservation and enhancement of the long term quality of life for those who live and work in the Wissahickon Creek Valley, and to foster responsible land use, and conserve the natural, historical and cultural resources of the Wissahickon Creek Valley.”