Reach 4B, Eastside Bypass and Mariposa Bypass Low Flow Channel and Structural Improvements Project Under the San Joaquin River Restoration Program, Merced County, California

Résumé

The Bureau of Reclamation and the California Department of Water Resources (DWR) are proposing to prepare a joint EIS/EIR, pursuant to the National Environmental Policy Act (NEPA) and the California Environmental Quality Act (CEQA), to evaluate effects of the proposed Reach 4B, Eastside Bypass and Mariposa Bypass Low Flow Channel and Structural Improvements Project (Proposed Action) under the San Joaquin River Restoration Program (SJRRP or Program). The Proposed Action includes the construction, operation, and maintenance of a low flow channel in Reach 4B of the San Joaquin River and in the Eastside and Mariposa bypasses and improvements to facilities in the Eastside and Mariposa bypasses to allow for fish passage. The purpose of the Proposed Action is to comply with the San Joaquin River Settlement by improving conveyance capacity in Reach 4B of the San Joaquin River to ensure conveyance of at least 475 cubic feet per second (cfs), modifying the Eastside and Mariposa bypass channels to establish a low flow channel, and modifying structures in the Eastside and Mariposa bypasses to provide for fish passage. The Proposed Action is a component of the San Joaquin River Settlement. Scop