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Arroyo Seco Watershed Assessment

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It's been a few years since there has been a comprehensive watershed assessment on the Arroyo Seco. Now, thanks to the teamwork of the Arroyo Seco Foundation and its consultant, Camp Dresser McKee, Inc (CDM), a new assessment is available for review and comment by all stakeholders and other persons interested in the environmental health of the Arroyo Seco, Southern California's most treasured river canyon.

You can view at the assessment at Please leave your thoughts and comments. Your input is vital as this information is shared with the City of Los Angeles, the City of Pasadena, Los Angeles County Public Works, and the US Army Corps of Engineers in support of the Corps' current work on its Arroyo Seco Feasibility Study for Habitat Restoration.




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