Profile Number:  75    Series: CARPENTER                     

Location: NW1/4,SW1/4,SEC.29(15S,6E)25M E NWCOR.RS 12, H.J. ANDREWS E.F.

Classification: FLUVENTIC DYSTROCHREPTS, LO-SKEL, MIXED, FRIGID             
         Slope: 25 %
        Aspect: NW 
     Elevation: 3100 ft.
      Landform: UNEVEN SLOPE                  
      Drainage: WELL DRAINED                  
   Parent Mat.: COLLUVIUM AND ALL.-COLL. (GLACIAL TILL?) BASIC IGNEOUS ROCKS AND VOLCANIC ASH   
    Vegetation: TSHE-ABAM/RHMA/BENE ASSOCIATION                             
   Description: BROWN- SOIL EF7 IN THESIS 8-72           

   (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 - 6 in.       Brown (7.5YR4/4) when dry, dark reddish brown 
                    (5YR3/3) when moist loam; weak, fine to 
                    medium granular structure; soft when dry, 
                    friable when moist, slightly sticky and 
                    slightly plastic when wet; 15% gravel, few 
                    pumice grains; clear and wavy boundary.

B1  6 - 17 in.      Brown (7.5YR4/4) when dry, dark reddish brown 
                    (5YR3/4) when moist sandy loam; weak, fine 
                    granular structure; soft when dry, friable 
                    when moist, slightly sticky and slightly 
                    plastic when wet; 15% gravel, few pumice 
                    grains; gradual and wavy boundary.

B2  17 - 23 in.     Brown (7.5YR4/4) when dry, dark reddish brown 
                    (5YR3/4) when moist gravelly loam; weak, very 
                    fine to fine subangular blocky structure; 
                    soft when dry, friable when moist, slightly 
                    sticky and nonplastic when wet; 40% gravel, 
                    stones, and cobbles, common pumice; gradual 
                    and wavy boundary.

2B3  23 - 32 in.    Yellowish brown (10YR5/4) when dry, brown 
                    (7.5YR4/4) when moist very gravelly silt 
                    loam; weak, fine subangular blocky structure; 
                    slightly hard when dry, friable when moist, 
                    slightly sticky and slightly plastic when 
                    wet; 55% gravel,cobbles, and stones, common 
                    pumice; clear and smooth boundary.

2C1  32 - 41 in.    Yellowish brown (10YR5/4) when dry, brown 
                    (7.5YR4/4) when moist gravelly silt loam; 
                    massive structure; slightly hard when dry, 
                    friable when moist, slightly sticky and 
                    slightly plastic when wet; 45% gravel, 
                    stones, and cobbles, few pumice; clear and 
                    wavy boundary.

2C2  41 - 52+ in.   Yellowish brown (10YR5/4) when dry, brown 
                    (7.5YR4/4) when moist very gravelly silt 
                    loam; massive structure; slightly hard when 
                    dry, very firm when moist, slightly sticky 
                    and slightly plastic when wet; 60% stones, 
                    gravel, and cobbles, few pumice grains.


Physical Profile Data

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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 - 6     0.6   53.9  40.6   5.5                                             
  B1     6 - 17    0.9   58.5  36.3   5.2                                             
  B2    17 - 23    0.8   43.4  47.9   8.6                                             
  2B3   23 - 32    0.8   55.7  41.5   2.8                                             
  2C1   32 - 41    0.7   37.6  55.7   6.7                                             
  2C2   41 - 52+   0.7   48.2  46.5   5.3                                             
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Chemical Profile Data

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Horizon  Depth     Ph     O.M. Total N    P     CEC    K     Ca    Mg    Na    Base Sat.   
          (in)            (%)    (%)    (ppm)  --------------  meq/100g ----------------- 
-----------------------------------------------------------------------------------------
  A1     0 - 6     5.2     6.0   0.24    6.9   22.8   0.2    0.2  0.2   0.3      4
  B1     6 - 17    5.4     3.9   0.13    4.4   19.4   0.1    0.0  0.0   0.2      2
  B2    17 - 23    5.6     2.7   0.13    3.6   19.5   0.1    0.0  0.2   0.2      3
  2B3   23 - 32    5.6     2.2   0.10    2.2   29.2   0.2    0.1  0.2   0.2      2
  2C1   32 - 41    5.9     1.8   0.08    1.4   32.0   0.1    2.6  1.2   0.2     11
  2C2   41 - 52+   5.4     1.6   0.08    1.6   33.8   0.1    0.4  0.3   0.2      3
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