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5M31_]1_CALUfQRNIA—CAI 1LQ.(.{NI.A STATH T2ANSPORI'Al'IpN AGEPICY __.__--____ .____ EDMUNUC BROWN h., Qmwo <br />DEPARTMENT OF TRANSPORTATION <br />DISTRICT 12 ° • <br />3347 MICHELSON DRIVE, SUITE 100 <br />IRVINE, CA 92612-8894 <br />PHONE, 949 724-2086 Seriou Dmight <br />( ) Serious drought. <br />FAX (949) 724-2592 Help save water:' <br />'ITY 711 <br />www.dot.ca.gov <br />February 23, 2016 <br />Mr. Tyrone Chesanke PE File:1GR/CEQA <br />City of Santa Ana SCH#: 2016011069 <br />Planning Division Log #: 4621 <br />20 Civic Center Plaza SR-73, SR-55,1405 <br />Santa Ana, CA. 92701 <br />Dear Mr. Chesanke: <br />Thank you for the opportunity to review and comment on the Santa Ana Delhi Channel <br />Diversion Project Mitigated Negative Declaration. The City of Santa Ana in association with <br />the Cities of Newport Beach and Costa Mesa is proposing a low flow diversion project in the Santa <br />Ana -Delhi Channel that is intended to capture and divert low -flow urban discharges into the sanitary <br />sewer system to address surface water quality issues in accordance with the Orange County <br />Municipal Separate Storm Sewer System (MS4) permit (Order No. 118-2009-0030, Amended by <br />Order No. R8-2010-0062) as well as the Total Maximum Daily load (TMDL) for selenium <br />discharge to the Upper Newport Bay. <br />The proposed Santa Ana Delhi Diversion Project (Project) will remove dry weather flows and lows <br />flows during the wet season from the Santa Ana Delhi Channel and divert the flows to the Orange <br />County Sanitation District (OCSD) sewer collection system for treatment prior to discharge into the <br />ocean or utilization as source water for the OCSD/Orange County Water District (OCWD) regional <br />Ground Water Replenishment System. The proposed Project consists of three major components: l; <br />dry -weather diversion component; 2) floatable debris removal system; and 3) pumping facilities, <br />force main, and pipeline connection to the OCSD sewer system. <br />Caltrans Local Development -Intergovernmental Review program reviews impacts of local <br />development to the transportation system, including the State Highway System. The Department <br />works to ensure that local land use planning and development decisions include the provision of <br />transportation choices, including transit, intercity rail passenger service, air service, walking and <br />biking, when appropriate. The Department advocates community design (e.g. urban infill, mixed <br />"Provide a safe, suslainable,�n a17 FJnt transpurlafion sysuan <br />if) enhance CaLJ6vW'Ilb lllvabdil <br />