1996-09-27_PERMIT FILE - M1996076

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4 1789 100--Barx-Clapper complex , 3 to 12 percent slopes . This map unit is on a dissected plateau . The native vegetation is mainly sagebrush , •_ juniper, rabbitbrush , and wheatgrasses . Elevation is 5,600 to 7, 100 feet. The average annual precipitation is 12 to 13 inches , the average annual air temperature is 46 to 52 degrees F r and the average frost—free period is 110 to 150 days . This unit is 60 percent Barx loam and 25 percent Clapper very 1 stony loam. -,N.? •,.r: r•—_.. . i. . .L.� _ i.^rl!� ';. :r ^'..i-..!�.�� Included in tnis unit are small areas of soils similar to Barx which have 20 to percent basalt cobbles and stones on the surface or in the profile , and soils whicn lack developed subsoils . The Barx soil is deep and .well drained . It formed in aeolian and residuum derived dominantly frorn mixed sources . Typically , the .I surface layer is a brown loam about 3 inches thick . The upper 10 =o inches of the subsoil is reddish brown clay loam. The lower 2-:?' inches • is pink loam. The substratum to a depth of 60 inches or more is light ! reddish brown loam. Permeability of the Barx soil is moderately stow. Available water capacity is high . Effective rooting depth is 60 inches or more . Runoff is medium, and the hazard of water erosion is high . -7 The Clapper soil is deep and well drained. It formed in residuum derived dominantly from glacial till containing basalt stones . Typically , the surface layer is brown very stony loam about 3 inches thick . The upper 9 inches of the subsoil is a brown very stony loam. The nex'c 14 inches of the subsoil is a very pale brown very cobbly loam. The lower part to a depth of 60 inches is light yell6wish brown very cobbly loam. • Tentative -subject to reviaioa 9�.i •.'C?R�. '7oi+ tcJA:.: ri:- .i;i q;j.r •'it.' i LO' :�y��is �� 4oi.. .F: XV''. :f•. wj ._ • .}.�?: K:V: ',t::, .. .._ ,' .} •F. . . �.tiCvZ �.^.si- .:�:4.a�F.'C. '�:'.\ ?�'ilNr�� "