On February 19, 2015, Altadena Heritage hosted a public forum designed to put Hahamongna Watershed Park — and Los Angeles County’s controversial sediment-removal plan for Devil’s Gate Reservoir — into a larger context: its significance within the Arroyo Seco River System. Because of Hahamongna’s location between the sediment-producing San Gabriel mountains and the lower Arroyo Seco and Los Angeles River, which flows to the Pacific, it plays a vital role in the continued well-being of our most important local river system.
At its January 2015 meeting, the Altadena Heritage (AH) board of directors approved a $999 donation to Arroyo Seco Foundation (ASF) in support of ASF’s lawsuit filed in Los Angeles County Superior Court December 11, 2014. The lawsuit challenges the Board of Supervisors’ approval of the Devil’s Gate Sediment-Removal Program in Hahamongna Watershed Park.
The proposed Devil’s Gate Dam sediment removal project will impact Altadena greatly, and for years to come. At December’s annual meeting, members voted to present Altadena Heritage’s position on this project by responding to the Draft Environmental Impact Report prepared by the Water Resources Division of L.A. County’s Department of Public Works. The response below covers community concerns to be aware of, and asks important questions about the project that AH wants answered before any action is taken.
Altadena Heritage held a special public forum to demystify issues and answer questions swirling around present and future water supply…