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EIS ITYDROLOGY MODEL INPUTS <br />The EIS is using the 1947-1994 period of record adjusted to `Present Conditions' <br />Inflows <br />North Platte Model <br />System Inflow above Seminoe Reservoir, Medicine Bow River, Sweetwater River, <br />Laramie River <br />Central Platte Model <br />Inflow at Julesburg, Lewellen, Birdwood Creek <br />South Platte Model South Platte above Chatfield, Clear Creek, South Platte Supply Cana1, St. Vrain <br />Creek, Big Thompson River, Cache La Poudre River <br />Environmental Water <br />`Program' or other Alternative water is identified as a separate input at the point it <br />originates <br />Reach Gains <br />River gains (and losses) are provided for specific river reaches in all models <br />Irrigation Demands <br />By individual canal or `lumped' river reaches <br />Physical System Information <br />Reservoir Capacities <br />Cana1 Capacities <br />Reservoir Content vs Elevation and Surface Area Curves or Tables (Evap, Power, etc.) <br />Turbine Capacities, Reservoir Outlet Capacities, Spillways <br />Operating Criteria <br />Reservoir `target' storage levels <br />Reservoir Release Criteria for different time periods <br />Minimum canal requirements, if any <br />Minimum flows or releases for specific reaches (Miracle Mile, Casper Area, etc.) <br />Turbine Operation time/maintenance schedules <br />Instream Flow Targets <br />Environmental Account operating criteria <br />Other operating criteria relating to specific `projects', or water conservation/supply <br />alternatives <br />January 21, 2000 Platte River Govemance Committee Meeting, North Platte, NE