Profile Number:  88    Series: MCKENZIE RIVER                

Location: SE1/4,NW1/4,SEC.28(15S,5E)200M NE RS 10, H.J. ANDREWS E.F.

Classification: EUTRIC GLOSSOBORALFS, FINE-SILTY, MIXED                     
         Slope: 22 %
        Aspect: SE 
     Elevation: 2001 ft.
      Landform: PEDIMENT SURFACE ON RIDGE SPUR
      Drainage: WELL DRAINED                  
   Parent Mat.: ALLUVIUM-COLLUVIUM FROM REDDISH BRECCIA                                         
    Vegetation: TSHE/RHMA/GASH ASSOCIATION                                  
   Description: BROWN- REF. STAND 10, PIT 1, IBP INT. REP. 128 8-72           

   (Physical and chemical data listed below profile description)

O11  2 - 1.5 in.     Needles, leaves, twigs, etc. (L).

O12  1.5 - 0 in.     Partly decomposed needles, leaves, etc. (F).

A1  0 - 4 in.       Dark brown (7.5YR3/2) when moist gravelly 
                    silt loam; moderate, fine granular breaking 
                    to subangular blocky structure; very friable 
                    when moist, slightly sticky and slightly 
                    plastic when wet; 20% gravel and shot; clear 
                    and smooth boundary.

A3  4 - 14 in.      Dark brown (7.5YR3/2) when moist silty clay 
                    loam; weak, fine granular breaking to 
                    moderate, medium subangular blocky structure; 
                    friable when moist, slightly sticky and 
                    plastic when wet; 10% gravel; clear and 
                    smooth boundary.

2B1  14 - 26 in.    Dark brown (7.5YR3/4) when moist silty clay 
                    loam; moderate, fine subangular blocky 
                    structure; firm when moist, slightly sticky 
                    and plastic when wet; 5% gravel, common 
                    pumice grains; gradual and smooth boundary.

2B22  26 - 42 in.   Matrix of brown (7.5YR4/4)  and mottles of 
                    black (7.5YR2/0) when moist silty clay loam; 
                    moderate, medium to coarse subangular blocky 
                    structure; firm when moist, slightly sticky 
                    and plastic when wet; trace of  gravel and 
                    cobbles,clay films,common pumice; abrupt and 
                    smooth boundary.

2B23  42 - 51 in.   Matrix of brown (7.5YR4/4)  and mottles of 
                    black (7.5YR2/0) when moist silty clay loam; 
                    moderate, medium to coarse subangular blocky 
                    structure; firm when moist, slightly sticky 
                    and plastic when wet; trace of gravel and 
                    cobbles,clay films,common pumice; clear and 
                    smooth boundary.

2B24  51 - 60 in.   Matrix of brown (7.5YR4/4)  and mottles of 
                    black (7.5YR2/0) when moist silty clay loam; 
                    moderate, medium to coarse subangular blocky 
                    structure; firm when moist, slightly sticky 
                    and plastic when wet; trace of gravel and 
                    cobbles,clay films,common pumice; clear and 
                    smooth boundary.

2C  60 - 76+ in.    Strong brown (7.5YR4/6) when moist gravelly 
                    clay loam; massive structure; firm when 
                    moist, slightly sticky and plastic when wet; 
                    40% gravel and cobbles,few clay films, Mn 
                    coatings.


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 - 4     0.9   33.0  50.2  16.8                                             
  A3     4 - 14                                                                       
  2B1   14 - 26                                                                       
  2B22  26 - 42    1.1   21.4  44.3  34.3                                             
  2B23  42 - 51                                                                       
  2B24  51 - 60                                                                       
  2C    60 - 76+   0.8   25.0  43.1  31.8                                             
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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 - 4     5.2     3.3   0.10   17.9   25.5   1.1    5.5  2.1             
  A3     4 - 14    5.2     2.7   0.10   14.5   29.2   0.7    8.0  1.6             
  2B1   14 - 26    5.4     0.8   0.05    3.4   30.9   0.6    7.8  3.6             
  2B22  26 - 42    5.3     0.3   0.02    2.2   31.6   0.3    4.6  6.9             
  2B23  42 - 51    5.1     0.4   0.01    1.0   32.8   0.4    3.8  4.6             
  2B24  51 - 60    5.1     0.1   0.01    1.7   32.3   0.5    3.2  4.2             
  2C    60 - 76+   5.1     0.2   0.02    0.0   38.4   0.6    3.2  5.5             
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