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~ 1 ` . .CITY O COLORAQQ SPRINGS. <br />OEP.r;R Ni OF PUILIC UTILITIES <br />' wwr,nw <br />iNTIBR FI.CB MEMOl1ANDU <br />Date: <br />To: <br />February 22, 1982 <br />Jim Colvin, City Attorney <br />From: John Barber <br />SUBJECT: <br />Comments on Broderick and l <br />Permit North of the R.D. NI <br />f~ 7 <br />ribbons request for a Mining and Reclamation <br />xon Site <br />The Electric Production Di ision is concerned about the additional water <br />run off that will be genet ted if Broderick and Gibbons is permitted to <br />mine the area north of the R,D. Nixon site. Their exhibit "F" indicates <br />that the four arroyos that exit the mining area and cross our north <br />property line will carry a ditional water and at a faster rate than <br />exists today. <br />Starting at the southwest orner of the Broderick and Gibbons site, the <br />first two arroyos from the north that cross our north property line <br />east of that corner, wil} ontinue to drain water from the north. The <br />mining proposed in these t o water sheds will eliminate to two existing <br />reservoirs and will combin the two water sheds into one. This change <br />wilt increase the amount a d rate of run off because there will be a <br />constant slope from north o south with no indicated retention structures. <br />The next arroyo to the eas (third from the corner) will drain the area <br />between the 115 KVA-FVA ea ement and the water line easement to the City <br />of Fountain storage tank. This water shed will have a constant slope <br />with no retention structur s indicated. <br />The next arroyo to the eas <br />of their southeast propert <br />115 KVA-FVA easement and t <br />storage tank. This water <br />south with no retention st <br />some of this area's run of <br />toward I-25 and the Santa <br />The method of surface draii <br />"F" dated December 27, 19. <br />votes the flooding potenti~ <br />Power Plant by increasing <br />ing onto the R.D, Nixon Pl. <br />which crosses our north property line west <br />corner, will drain the area east of the <br />water line easement to the Gity of Fountain <br />ied will also have a constant slope to the <br />~ctures indicated, It is also probable that <br />will drain to the east, across our property, <br />Railroad. <br />cage indicated on Broderick and Gibbons exhibit <br />S7 is unsatisfactory since it further agra- <br />il of the FVA Pump House and the R.D. Nixon <br />;he quantity and rate of surface run off enter- <br />mt s i te. <br />:. ;~- <br />