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19 LEGEND PERMIT BOUNDARY WITH PERMIT REVISION CURRENT PERMIT BOUNDARY POSTMINING CONTOUR DRAINAGE BOUNDARY TIE -IN BOUNDARY FOR POST MINING TOPOGRAPHY SEDIMENT POND _ SECONDARY DRAINAGE DESIGN DITCH /CHANNEL • J POSTMINING STOCKPOND (STOCK TANK) EXISTING • POSTMINING STOCKPOND (STOCK TANK) PROPOSED N- \CCC_ENG \0wgs\0_Permits \South Taylor \0_Pending Edits\41A PMTHydro 020207.dwg, Plotted by Peterson aC V� 1 T�h 2q o��rFj �cP —A 10 O� S 5 k I�t lit WEST TAYLOR POND 20 � �cn � N 1 \ �`�c� CI I \ 15 \ I \ O ' I 10 / POSTMINING LAND USE IS " RANGELAND " W N S E 500' 0 500 1000' CONTOUR INTERVAL 25 FT Norwest PMT ST052306 o4 \ SEE MAP 41 .FOR HYDROLOGIC 5 CONTROL PLANS AND ACTIVITIES e '° WITHIN THE CURRENT PERMIT AREA 10 1oQ�? 25 A� q' p SPA I � 1 ' i J \ \ 20 / \ I \ \\ 15 y I � / I \ / 10 n / 5 T \\ 10 T� /6 5 p)16#7 SEC. 28 POND 21 POND ENGINEER'S CERTIFICATION I, THOMAS C. PETERSON, being a Licensed Professional Engineer in the State of Colorado, do hereby certify that this map has been reviewed by me and is true and correct to the best of my knowledge and information relying on work performed by others, including Norwest Corporation's volumetric calculations and optimized PMT study, and based on information supplied by experts identified in section 2.03.3 of the Colowyo Coal Company L.P. Permit. 0 L Pe U �o Poi 0 32257 z' /rlAlel••Y� P.E. No. 32257 0�10'7 DATE WATERSHED BOUNDARIES FOR ''�' MODELING HYDROLOGIC South Taylor Area i 3, ` d' SCALE: V. = 500' 111 RIO i TINTO DRWG. BY: TCPIESI i APPROVED BY DRWG NO. ENERGY AMERICA °SULeHi � Slate Hiyhway 13 MAP 41A Meeker, Coloratlo 818A1 . No. REVISION DATE BY aC V� 1 T�h 2q o��rFj �cP —A 10 O� S 5 k I�t lit WEST TAYLOR POND 20 � �cn � N 1 \ �`�c� CI I \ 15 \ I \ O ' I 10 / POSTMINING LAND USE IS " RANGELAND " W N S E 500' 0 500 1000' CONTOUR INTERVAL 25 FT Norwest PMT ST052306 o4 \ SEE MAP 41 .FOR HYDROLOGIC 5 CONTROL PLANS AND ACTIVITIES e '° WITHIN THE CURRENT PERMIT AREA 10 1oQ�? 25 A� q' p SPA I � 1 ' i J \ \ 20 / \ I \ \\ 15 y I � / I \ / 10 n / 5 T \\ 10 T� /6 5 p)16#7 SEC. 28 POND 21 POND ENGINEER'S CERTIFICATION I, THOMAS C. PETERSON, being a Licensed Professional Engineer in the State of Colorado, do hereby certify that this map has been reviewed by me and is true and correct to the best of my knowledge and information relying on work performed by others, including Norwest Corporation's volumetric calculations and optimized PMT study, and based on information supplied by experts identified in section 2.03.3 of the Colowyo Coal Company L.P. Permit. 0 L Pe U �o Poi 0 32257 z' /rlAlel••Y� P.E. No. 32257 0�10'7 DATE WATERSHED BOUNDARIES FOR ''�' MODELING HYDROLOGIC South Taylor Area 3, ` d' SCALE: V. = 500' 111 RIO DATE: 5126106 TINTO DRWG. BY: TCPIESI APPROVED BY DRWG NO. ENERGY AMERICA °SULeHi � Slate Hiyhway 13 MAP 41A Meeker, Coloratlo 818A1 . No. REVISION DATE BY HK PR-2 Updated with South Taylor Areas. 5119106 TCP TAT PR -2 Added secon ary rainggenetwor with end its. Modified pit shell for Iandslide area and associated ditch 0212107 TCP TAT c�nges based on review comments, pond & stockpond e %N