PPT-Lower Susquehanna River Dam Sediment and Solutions

Conowingo Relicensing LSRWA MD County Resistance Solutions CAC Involvement Thursday November 29 2012 Exelon and Conowingo Relicensing Exelon Application states The cumulative impact of the Project to the system is to provide the last site of sediment storage along the Susquehanna River before sediment reaches Chesapeake Bay This has benefited Chesapeake Bay by providing a means by which the quantity of finegrained sediment and associated nutrients sources of water quality impairment reaching the Bay are reduced. Projection Transverse Mercator Datum NZGD 2000 Map prepared by Geopatial Services 22Apr13 Haast Roar Blocks Overview Map 1 of 2 10 20 Kilometres Legend Balloted blocks Open blocks Freehold land No aircraft access and humid areas are fragile. . Soil gets eroded by wind and water. Productive land becomes degraded. Main culprits:. Overgrazing. Overplowing. . Human activity can stress . the ecosystem. . • Grazing. Irina Overeem, March 2013. What is a River Plume?. Greenlandic River Plume, July 2010. Eel River Plume, CA 1974 flood. Cass River Plume, NZ. Concept of a Plume . After: Albertson, M.L., Dai, Y.B., Jensen, R.A., Hunter, R., 1950, . FREEING THE ELWHA. Deposition of Large Materials. Once rivers reach lower gradients, their erosional power decreases and their ability to carry sediment downstream also decreases. . With low flows, . Susquehanna River. . Austin . Weidner. CE394K . : GIS in Water Resources. University of Texas at Austin. November . 19, . 2013. . Susquehanna River. River . Length = . 444 miles. __________, ___________, and __________ act together in a cycle that wears down and builds up Earth’s surface.. ________, ___________, __________, _______, and ________ all cause erosion.. _______ causes mass movement, the process that moves sediment downhill.. STUPID HUMAN TRICKS. . Po and Mississippi Rivers. Po River. Drainage basin includes: south flank of Alps, north flank of Apennines. Area = . 75,000 km. 2. (Columbia River = 670,000 km. Susquehanna River. . Austin . Weidner. CE394K . : GIS in Water Resources. University of Texas at Austin. November . 19, . 2013. . Susquehanna River. River . Length = . 444 miles. Date: September 24, 2012. Watershed/Reservoir Sediment Management Literature Search. Preliminary. Findings. Anna Compton. Literature Search Purpose . Review, analyze, and synthesize literature on managing . Effects of N Loadings from Dairy Cows to the Susquehanna River Austin Weidner CE394K : GIS in Water Resources University of Texas at Austin November 19, 2013 SECTION 235 Based on the recognition that the anadromous fishery is in decline aThe Noyo River watershed is a 72323-acre coastal tributary immediately west of the City of Willits that flows to the Pac Within the middle Fly River the increased sediment delivered from the Ok Tedi has caused substantial aggradation of the river bed There is a sediment slug down to about the 300 km point of the river GEESEY AND J W COSTERTON Dcporttlrrtrt cfUiolo Utricosity qfCrtlgcrr CrIqrt A/tr Ctrtltrtltr GLLSLY G G and J W COS-11o 1979 Micl-obiology ofa northern river bactelial distribu- tion and elntionship t Jaap Nienhuis. 1. , Juan Paniagua Arroyave. 2. , Frances Dunn. 1. , . Sagy. Cohen. 3. , . Torbjorn. Tornqvist. 4. 1. Utrecht University, . 2. EAFIT University, . 3. University of Alabama, . 4. Tulane University.