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June 30, 2008 <br />Table 2 (continued) <br />ALL FLOW - RELATED ORVs Continued <br />ISSUE <br />DESCRIPTION <br />EXAMPLE <br />Changes in Current <br />The hydrology of the basin upstream of the Eligible Segments is <br />Releases and re- operations for the Upper <br />Water Operations <br />heavily influenced by various water diversion and storage facilities. <br />Colorado River Recovery Program, <br />In addition to present water administrative practices, the operation <br />CBT /Windy Gap pumping, hydropower <br />of these facilities is influenced by various regulatory conditions and <br />generation at Shoshone, retirement of <br />voluntary guidelines. Changes in these operational conditions may <br />the Big Lake Ditch, re- irrigation of <br />alter the present hydrologic regime through the Eligible Segments. <br />agricultural land, and cessation of <br />mining at Henderson, etc. <br />Hydrologic <br />Changes in conditions due to climate variability may have a <br />While it is extremely difficult to predict <br />Alterations due to <br />significant impact on the present hydrologic regime, temperatures, <br />such changes, early studies indicate that <br />Climate Change <br />etc. through the Eligible Segments. <br />this region may see an overall reduction <br />in snowpack, earlier run -off and <br />potential increases in summer rainfall. <br />Watershed <br />Changes in the overall forest ecology in the watershed above the <br />Deforestation due to Pine Beetle <br />Forestation Risks <br />Eligible Segments may result in hydrologic changes through the <br />infestation, and forest fires. <br />Eligible Segments. Such changes in the forest conditions may <br />increase spring runoff, increase storm -event flows and increase <br />sediment - loading to the river system. Water temperatures could also <br />increase due to changes in runoff patterns from deforested lands. <br />Water Quality <br />Change or reductions in water quality conditions may have impacts <br />Reduced flows (loss of dilution increase <br />Degradation <br />to the ORVs. Such changes may include direct - impacts to the <br />in temperature, moss growth) increased <br />ORVs (fisheries, recreation, and aesthetics). <br />wastewater flows, sediment - loading <br />from roads, development and other land <br />changes, forest fire impacts (sediment, <br />ash), contaminant spills (industrial, <br />vehicular or train) <br />