Environmental statement: Napa River, flood control project, Napa County, California

NAPA RIVER FLOOD CONTROL PROJECT NAPA COUNTY, CALIFORNIA SUMMARY ( ) DRAFT ENVIRONMENTAL STATEMENT (X) FINAL ENVIRONMENTAL STATEMENT Responsible Office: U.S. Army Engineer DistrictSan Francisco, California I. Name of Action: (X) Administrative ( ) Legislative -• Description of Action: The flood control project for the NapaRiver, from Edgerley Island to Trancas Street, consists of channel widening and realignment, dredging, riprap on portions of the riverbanks and construction of concrete step-walls through the central urban area of the City of Napa. Land will be acquired for fish and wildlife miti­gation and for recreation purposes. 3. a. Environmental Impacts: The project will prevent flooding in theurban area of the City of Napa and provide river oriented recreation facilities. Acquisition of 577 acres of former tidelands will be used to mitigate for permanent loss of fish and wildlife habitat caused by the project. b. Adverse Environmental Effects: Mitigation measures will alle­viate any adverse effects on fish and wildlife. There will be a tem­porary loss of foliage, due to the removal of plant materials, until the new landscaping has had a chance to mature. .4. A1ternatives: Alternatives to the recommended plan were considered.They are: No action, levees along existing channels, offset leveesalong existing channel, bypass channels, flood control reservoirs, and combinations of the above. r' • Comments Requested: Honorable Don H. Clausen - Representative in Congress - California Honorable Peter H. Eehr - State Senator - California Honorable John F. Dunlap - State Assemblyman - California William S. Leet - Department of Commerce National Marine Fisheries Service - Department of Commerce (diaries Roberts - San Francisco Bay Conservation and Development Commission Public Works Director - City of Napa chairman, Board of Supervisors - Napa County Public Works Department - Napa County Department of Public Health - Napa County Board of Directors - Napa Sanitation Distr