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<br />Ww1E Bnrncs MtxE <br />Exwarr B <br />HILLSIDE -ROCK OUTCROP AREA NORTHEAST OF FDR 310 <br />MAP UNIT: 302D -Subwell family - Ustochrepts -Rock outcrop complex, 40 to <br />150 percent slopes, eroded. <br />ECOLOGICAL LAND UNIT: 302D - Gambel oak and mountain mahogany on <br />lower montane, south facing steep to very steep mountain slopes. <br />MAP UNIT SETTINGS <br />Landform: steep to very steep mountain slopes <br />Pazent material: colluvium and residuum <br />Geologic symbol: Tgl, Kd, Pm, Ppm, Tres <br />Elevation range: 7,000 to 8,500 ft <br />Aspect: south <br />Climatic zone: lower montane <br />Mean annual precipitation: 16 to 25 inches <br />Mean annual air temperature: 44° to 48° <br />Average annual snowfall: 100 to 200 inches <br />COMPOSITION <br />40% Subwell and similar soils <br />30% Ustochrepts and similar soils <br />20% Rock outcrop <br />Contrasting inclusions: <br />10% Duffymont family on residuum <br />TYPICAL PROFILES <br />Subwell <br />Surface covering layer: <br />2 to 0 inches -oak, grass, and forb litter <br />Surface layers(s): <br />0 to 6 inches -reddish brown, bouldery loam <br />6 to 13 inches -reddish brown, very cobbly loam <br />Subsoil layer(s): <br />13 to 22 inches -red, very cobbly loam <br />22 to 31 inches -red, very cobbly sandy clay loam <br />31 to 60 inches -reddish brown, sandy clay loam <br />Ustoch repts <br />Surface layer(s): <br />0 to 3 inches -reddish brown, sandy loam <br />Subsoil layer(s): <br />3 to I 1 inches -light red, gravelly sandy loam <br />Page 4 <br />~~ <br />