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Yearly sediment delivery estimates to the ponds are considerably less than originally calculated, since . the areas in these watersheds have now been reclaimed and revegetated. Following the table lists the 2006 surveyed capadties of Seneca II sediment ponds: Table 06.3 Sediment Pond Capacities Pond Number 2006 Ca aci Minimum Allowable Water Stor e 002 171.9 ]06.9 ac.ft 003 3.7 2.1 ac. ft. 004 5.6 3.0 ac.ft 008 6.2 2.9 ac.ft. PECOCO 21.7 NA. From the past history of sediment delivery to all of these ponds there is adequate sediment storage capacity available. STOCK TANKS There ue 12 eaistutg stock tanks ai the Seneca II mined/reclaimed area and are all classified as pemtanent and ue certified annually. No new stock tanks were constnrcted during the 2006 season. WILDLIFE MONITORING . Seneca Coal Company contracted Thunderbird Wildlife Consulting, Inc. to conduct wildlife monitoring at the Seneca II mine. The work included: 1. Wiatet aerial survey fot big game 2. Monitoring four (4) known Columbian sharp-tailed grouse leks 3. Checking golden eagle nests Big game aerial survey data, eagle nesting activity, and other wildlife monitoring data collected during January and April 2006 surveys are presented in Wildlife Monitoring Report LITERATURE CTi'ED ESCO Associates Inc. 1989a. 1987 Revegetadon Monitorng Report, Peabody Seneca II Mine Reclaimed Areas, Routt County, Colorado. Prepared for Peabody Coal Company, Flagstaff, Arizona. ESCO Associates Iac. 1989b. 1988 Revegetztion Monitoring Report, Peabody Seneca II Mine Reclaimed Areas, Routt County, Colorado. Prepazed for Peabody Coal Company, Flagstaff, Arizona. ESCO Associates Inc. 1990. 1989 Revegetatioa Monitoring Report, Peabody Seneca II Mine Reclaimed Areas, Routt County, Colorado. Prepared for Peabody Coal Company, Flagstaff, Arizona. •