Profile Number: 63 Series: FRISSELL Location: NW1/4,SW1/4,SEC.32(15S,5E),100M SE OF WS 2 STR, H.J. ANDREWS E.F. Classification: FLUVENTIC DYSTROCHREPTS, LO-SKEL., MIXED, MESIC Slope: 19 % Aspect: NW Elevation: 1522 ft. Landform: HIGH FAN TERRACE Drainage: WELL DRAINED Parent Mat.: COLLUVIUM OVER 10 CM OF MAZAMA ASH Vegetation: TSHE/ACCI/BENE ASSOCIATION Description: BROWN- SOIL AB4 IN THESIS 8-73 (Physical and chemical data listed below profile description) O11 2.5 - 2 in. Needles, twigs, cones, etc. (L). O12 2 - 0 in. Partly decomposed needles, twigs, etc. (F). A1 0 - 9 in. Yellowish brown (10YR5/4) when dry, dark brown (7.5YR3/2) when moist gravelly loam; moderate, very fine to fine granular structure; friable when moist, slightly sticky and slightly plastic when wet; 40% gravel and cobbles; clear and wavy boundary. 2B21 9 - 20 in. Yellowish brown (10YR5/4) when dry, dark yellowish brown (10YR4/4) when moist gravelly loam; weak, very fine to fine subangular blocky structure; friable when moist, slightly sticky and slightly plastic when wet; 40% gravel and cobbles; gradual and wavy boundary. 2B22 20 - 30 in. Yellowish brown (10YR5/4) when dry, dark yellowish brown (10YR4/4) when moist cobbly loam; weak, very fine subangular blocky structure; friable when moist, slightly sticky and slightly plastic when wet; 45% cobbles and gravel, few pumice & charcoal; clear and wavy boundary. 3C1 30 - 31 in. Light yellowish brown (10YR6/4) when dry, with matrix of yellowish brown (10YR5/4) and mottles of yellowish brown (10YR5/8) when moist sandy loam; massive structure; very friable when moist, nonsticky and nonplastic when wet; mostly made up of weathered pumice; abrupt and wavy boundary. 3C2 31 - 33 in. Yellow (10YR7/6) when dry, with matrix of yellowish brown (10YR5/8) and mottles of yellowish brown (10YR5/6) when moist loamy sand; single grain structure; loose when moist, nonsticky and nonplastic when wet; 5% fine gravel size pumice; abrupt and wavy boundary. 4B21 33 - 45 in. Yellowish brown (10YR5/4) when dry, brown (7.5YR4/4) when moist very gravelly loam; weak, very fine to fine subangular blocky structure; friable when moist, slightly sticky and slightly plastic when wet; 50% gravel, common pumice grains; gradual and smooth boundary. 4B22 45 - 57+ in. Yellowish brown (10YR5/4) when dry, brown (7.5YR4/4) when moist very gravelly loam; weak, very fine to fine subangular blocky structure; friable when moist, slightly sticky and slightly plastic when wet; 55% gravel and cobbles, few pumice grains. Physical Profile Data ----------------------------------------------------------------------------------------- Horizon Depth Density Sand Silt Clay Percolation Moisture Tension (% H2O, dry wt.) (in) (g/cc) (%) (%) (%) (in/hr) 1/3 atm 1 atm 5 atm 15 atm ----------------------------------------------------------------------------------------- A1 0 - 9 0.7 39.8 43.1 17.1 2B21 9 - 20 0.9 37.0 47.0 16.0 2B22 20 - 30 0.9 40.0 47.5 12.5 3C1 30 - 31 0.5 61.1 33.9 5.0 3C2 31 - 33 0.5 79.7 18.1 2.2 4B21 33 - 45 0.9 36.6 51.3 12.1 4B22 45 - 57+ 0.9 34.7 53.5 11.8 ----------------------------------------------------------------------------------------- Chemical Profile Data ----------------------------------------------------------------------------------------- Horizon Depth Ph O.M. Total N P CEC K Ca Mg Na Base Sat. (in) (%) (%) (ppm) -------------- meq/100g ----------------- ----------------------------------------------------------------------------------------- A1 0 - 9 5.2 5.6 0.15 6.8 34.2 0.9 6.5 1.4 0.2 26 2B21 9 - 20 5.3 2.1 0.09 2.3 28.4 0.4 5.9 1.4 0.2 28 2B22 20 - 30 5.2 1.7 0.06 3.2 29.1 0.5 5.0 1.3 0.3 24 3C1 30 - 31 5.6 1.0 0.04 2.7 18.9 0.1 1.2 0.2 0.2 9 3C2 31 - 33 5.9 0.9 0.02 2.7 19.1 0 0.8 0.1 0.1 5 4B21 33 - 45 5.6 1.1 0.04 2.3 27.1 0.3 3.9 0.8 0.3 20 4B22 45 - 57+ 5.6 0.5 0.04 2.7 25.3 0.4 4.3 0.9 0.2 23 -----------------------------------------------------------------------------------------