Profile Number:  89    Series: BLUE RIVER                    

Location: NW1/4,NE1/4,SEC.14(15S,5E)22M NE SW COR.RS 11, H.J. ANDREWS E.F.

Classification: ANDIC DYSTROCHREPTS, MEDIAL-SKELETAL, FRIGID                
         Slope: 37 %
        Aspect: SE 
     Elevation: 3280 ft.
      Landform: UNEVEN PEDIMENT BACKSLOPE     
      Drainage: WELL DRAINED                  
   Parent Mat.: ALLUVIUM-COLLUVIUM FROM ANDESITE, BRECCIA AND ASH                               
    Vegetation: PSME/ACCI/BENE ASSOCIATION                                  
   Description: BROWN- REF. STAND 11, PIT 2, IBP INT. REP. 128 8-72           

   (Physical and chemical data listed below profile description)

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

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

A1  0 - 5 in.       Very dark brown (10YR2/2) when moist gravelly 
                    loam; weak, very fine to fine granular 
                    structure; very friable when moist, slightly 
                    sticky and slightly plastic when wet; 25% 
                    gravel and shot; clear and wavy boundary.

B1  5 - 12 in.      Dark brown (7.5YR3/2) when moist gravelly 
                    loam; weak, very fine to fine granular 
                    structure; very friable when moist, slightly 
                    sticky and slightly plastic when wet; 25% 
                    gravel and shot; gradual and wavy boundary.

B2  12 - 24 in.     Dark brown (7.5YR3/2) when moist gravelly 
                    loam; weak, very fine subangular blocky 
                    breaking to weak, very fine granular 
                    structure; very friable when moist, slightly 
                    sticky and slightly plastic when wet; 30% 
                    gravel, shot; gradual and wavy boundary.

B3  24 - 36 in.     Matrix of dark brown (7.5YR3/2)  and mottles 
                    of dark  brown (10YR3/3) and reddish brown 
                    (5YR4/4) when moist gravelly loam; weak, very 
                    fine granular structure; very friable when 
                    moist, slightly sticky and slightly plastic 
                    when wet; 45% gravel and cobbles,common 
                    pumice,few charcoal; gradual and smooth 
                    boundary.

2C  36 - 48+ in.    Matrix of dark brown (7.5YR3/2)  and mottles 
                    of dark  brown (10YR3/3) and dark reddish 
                    brown (5YR3/4) when moist very gravelly loam; 
                    massive structure; very friable when moist, 
                    slightly sticky and slightly plastic when 
                    wet; 60% gravel and cobbles, common pumice, 
                    variegations.


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 - 5     0.8   57.8  35.4   6.8                                             
  B1     5 - 12                                                                       
  B2    12 - 24    0.6   62.4  33.5   4.1                                             
  B3    24 - 36                                                                       
  2C    36 - 48+   0.8   63.4  33.5   3.1                                             
-----------------------------------------------------------------------------------------

Chemical Profile Data

-----------------------------------------------------------------------------------------
Horizon  Depth     Ph     O.M. Total N    P     CEC    K     Ca    Mg    Na    Base Sat.   
          (in)            (%)    (%)    (ppm)  --------------  meq/100g ----------------- 
-----------------------------------------------------------------------------------------
  A1     0 - 5     5.8     5.5   0.23    4.6   21.2   0.5    5.5  0.5             
  B1     5 - 12    5.8     3.8   0.13    5.5   20.0   0.3    0.1  0.1             
  B2    12 - 24    5.3     1.9   0.13    1.9   20.1   0.4    1.6  0.6             
  B3    24 - 36    5.4     2.2   0.10    1.7   27.3   0.5    2.1  0.7             
  2C    36 - 48+   5.2     1.0   0.04    4.1   26.6   0.4    4.0  2.2             
-----------------------------------------------------------------------------------------