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SMALL AREA EXEMPTION 4 <br />~~ EARLY RECLAMATION - MONGER CANYON MINE <br /> SOIL TYPE CLAY LOAM - C <br /> DATA SUMMARIZED FROM SEDCAD OUTPUT <br />STORM INFORMATION <br />Storm Type: NRCS Type II <br />Design Storm: 10 yr - 24 N <br />Rainfall DepM: 1.5 <br />Partide Size Distribution <br />PS 21 SAEi SAE-4 <br />5¢e (mm) In Out <br />4.7600 100.00% 100.00% <br />2.0000 100.00% 100.0096 <br />1.0000 90.00% 100.00% <br />0.5000 88.00% 100.00% <br />0.1500 85.00% 100.00% <br />0.1250 82.00% 100.00% <br />0.063 74.00% 100.00% <br />0.0160 56.00% 100.00% <br />0.0090 38.00% 91.30% <br />0.0010 1.00% 2.90Wo <br />STRUCTURE SUMMARY <br /> ImmediMe Total Peak Trial Peak Peak <br /> Cattribu8ng Contributing D'scharye Rundf Sediment S;ettleahle <br /> Prea Mai Vdume Sslimen[ Cons Cons 24 VW <br /> (ac) (ac) (ds) (aoeft) (tans) (mgt0 (ml/q (mM <br />SREi IN 0 ~ 0 ~ 0.18 0.02 0.90 66,310 26.08 15.68 <br />a1r n x, em n an ~a 168 era n 76 <br />STRUCTURE DETAIL <br />genre WidM Land Tte-barJC Peak Peak Oewater Trap <br />Fbwrate cony Hdght Slope Distance Fence water rme EffsiercV <br />Contour Stage Sfage <br />(9WNsg ft) (R) (cfz) (%) (ft) (R) (ft) (days) <br />SAE-4 10 6 2.8 3.5 WA 0.52 0.52 0.19 58.38% <br />SUBWATERSHED HYDROLOGY DETAIL <br />Sw5 SwS 71me Curve UMS Peak Runoff <br />• Mea of MuskK Number Dlscharye Volume <br /> Canc. <br />(ac) (hrs) (Us) (arR) <br />SAE- 1 0.46 0.003 0 07 7R55 0.26 O.Olb <br />SUBWATERSHED SEDIMENTOLOGY DETAIL <br />s<vs soR_ <br />Y K L S C I P PSt Sa7irrwnt Peak Peak 24VW <br /> Sediment Settleable <br /> Cons Conc. <br /> (R) (%) (tans) (mg/Q (mVl) (mV9 <br />SAE-4 1 0.32 226 3.5 I/ 1 1 1 6,631 26.06 15.68 <br />TR-22 M(Mi)-3i <br />05/07 <br />