Allegheny Wild and Scenic River
​Oil Region Alliance of Business, Industry and Tourism
Clarion River
Allegheny National Forest
Conewango Creek
Conewango Creek Watershed Association
Conodoguinet Creek
Cumberland County Planning Department
Delaware River
Appalachian Mountain Club
French Creek
French Creek Valley Conservancy
Lehigh River
Wildlands Conservancy
Lower North Branch Susquehanna River
Susquehanna Greenway Partnership
Lower Susquehanna River
Susquehanna Heritage Corp.
Loyalhanna Creek
Loyalhanna Watershed Association, Inc.
Monongahela River
Mon River Towns
Middle Allegheny River
Armstrong County Department of Planning and Development
Oil Creek
Crawford County Planning
Raystown Branch Juniata River
Allegheny Ridge Corporation
Schuylkill River
Schuylkill River Greenways NHA
Swatara Creek
Swatara Watershed Association
Three Rivers
Friends of the Riverfront
Tidal Delaware River
Independence Seaport Museum
Upper North Branch Susquehanna River
Endless Mountain Heritage Area
West Branch Susquehanna River
Susquehanna Greenway Partnership
Yellow Breeches Creek
Cumberland County Planning Department
Youghiogheny River
Mountain Watershed Association
