Caring for the Arroyo Seco and managing the resources is a process involving the participation of the City of Pasadena, county agencies, regional and local conservation and community organizations, and members of the community. Collaboration and participation between these individuals and groups is essential. Participating in the process benefits us all!
Arroyo Seco Canyon ProjectThe Arroyo Seco Canyon Project, a partnership between the City of Pasadena Water and Power Department and the Arroyo Seco Foundation, is a water resources enhancement, habitat restoration, and recreation improvement project funded by the state integrated regional water management program and Pasadena Water and Power. Project benefits include:
• Increasing local water supply • Enhancing water quality • Restoring aquatic and riparian habitat • Improving passive recreational opportunities Learn more about the Arroyo Seco Canyon Project
Commissions & Committees
The Recreations and Parks Commission and the Hahamongna Watershed Park Advisory Committee oversee the planning process in the Arroyo Seco. Follow the links below for further information on each group:
Recreation & Park Commission
Hahamongna Watershed Park Advisory Committee
The Arroyo Seco Master Plans are a set of documents defining the community vision for the Arroyo Seco Natural Park. The set is comprised of four separate planning documents. Links to the complete documents, or sections of each document, are located on the Arroyo Seco Master Plans webpage.
Hahamongna Master Plan
Central Arroyo Master Plan
Lower Arroyo Master Plan
Planning, construction, and restoration projects in the Arroyo Seco are subject to an environmental review. To learn more about this process, visit the Planning & Community Development webpage on the environmental review process.