Res 2003-152 - Laserfiche WebLink

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Date: 27 March 2003 Division: Southwestern District: Fort Worth San Marcos River Aquatic Ecosystem Restoration Project Section 206 of the Water Resources Development Act of 1996 Preliminary Restoration Plan 1. Project Name & Authority: San Marcos River, San Marcos Texas P (WI No. 171462 ). The proposed project is authorized am through the Continuing Authorities Program (CAP), Section 206 Aquatic Ecosystem Restoration Program of the Water Resources Development Act of 1996. The objective of the Section 206 process is to restore degraded aquatic t1C � eCOecosystem 5tr Lure, function and dynamic processes to a less degraded, more natural condition will 1 . • ,which involve consideration of the ecosystems natural integrity, productivity, and biological diversity. p y, y 2. Congressional District: Texas District 14. 3, Sponsor: The City of San Marcos, Texas. 4., Location: The city of San Marcos is located in south central Texas in Hays County, ntY= approximately 30 miles southwest of Austin, Texas (Enclosure 1 proposed . The osed } p p restoration area is located within the city limits of San Marcos along and within the San Marcos River. The study area consists of an approximate 1.0 -mile stretch of the San Marcos River and associated riparian corridor that extends from the first footbridge below City Park g Y downstream to Interstate 35 (Enclosure 2 ). The city p arks associated with the proposed restoration plan include City, Bicentennial, Children's Park -Pla sca e Rio Vista and Lu Y p � civ. 5. Preliminary Restoration Plan: a. Summary Description. The proposed aquatic ecosystem restoration J ro' ect will restore e and enhance degraded aquatic and terrestrial habitat aloe and within the San Marcos g River. The restoration of aquatic and terrestrial habitat will directly benefit the environment . Y by increasing biodiversity, carrying capacity, stability and productivity f native plant and � wildlife species endemic to the area. Additional benefits associated with the reliminar p Y restoration plan that are consistent with the restoration, include improvement of existing g recreational opportunities, enhancement of water quality, and improvement of natural p aesthetics. The preliminary restoration plan will restore and sustain approximately 22.0 acres es of riparian woodland habitat, 6.0 acre of tall grass prairie habitat 4.0 acres of emergent wetland habitat and 16.0 acres of aquatic habitat within the stud area. The total project is Y p � cast is estimated at $3,659,000, which will be cost- shared 65% Federal Government and 35% City of San Marcos. Cost sharing associated with restoration measures was calculated resulting in a total Federal share of $2,378,000 and a Sponsor share of $1,281,000. 000. The City Y of San Marcos will provide the non - Federal contribution through cash ($0), lands ($900,000) g and work-in-kind services ($400,000 ). Annual Operation and Maintenance O &M ( ) will consist of sediment removal from the San Marcos River, associated tributaries and retention pools; periodic dredging of wetlands; care of riparian corridor and grassland plantings-, adi us g p g ' . tments to water control structures, manual removal of invasive aquatic and terrestrial