Profile Number:  31    Series: LIMBERLOST-STONY PHASE        

Location: BELOW UPPER TRAIL WS 2, NEAR WS 1-2 DIVIDE, H.J. ANDREWS E.F.

Classification: TYPIC HAPLUMBREPTS, LOAMY-SKELETAL, MONT., MESIC            
         Slope: 30 %
        Aspect: NW 
     Elevation: 2750 ft.
      Landform: SMOOTH SLOPE                  
      Drainage: WELL DRAINED                  
   Parent Mat.: GREENISH TUFF AND BRECCIA                                                       
    Vegetation: TSHE/ACCI/BENE ASSOCIATION                                  
   Description: DYRNESS- SAMPLED PROFILE 33 7-65           

   (Physical and chemical data listed below profile description)

O1  1 - 0 in.        Leaves, needles, twigs, etc..

A1  0 - 3 in.       Very dark brown (10YR2/2) when moist gravelly 
                    sandy loam; weak, fine to medium granular 
                    structure; very friable when moist, slightly 
                    sticky and slightly plastic when wet; 80% 
                    gravel and small stones; clear and smooth 
                    boundary.

AC  3 - 10 in.      Very dark grayish brown (10YR3/2) when moist 
                    gravelly loam; strong, fine subangular blocky 
                    structure; firm when moist, sticky and 
                    slightly plastic when wet; 35% gravel and 
                    cobbles; clear and broken boundary.

C  10 - 23 in.      Dark grayish brown (10YR4/2) when moist stony 
                    loam; single grain structure; slightly sticky 
                    and slightly plastic when wet; 70% andesite 
                    and green breccia; clear and broken boundary.

R  23 - 33+ in.      Weathered green breccia in place.


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 - 3           64.7  19.4  16.0                36.9     31.7    27.8    25.0
  AC     3 - 10   .810   50.0  29.0  21.0      130       36.3     32.9    28.5    25.7
  C     10 - 23   .878   59.6  25.7  14.7      141       30.6     27.8    22.2    19.4
  R     23 - 33+                                                                      
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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 - 3     5.9   12.48 0.1824  30.15  48.25                               
  AC     3 - 10    5.8    6.20 0.1625  30.56  42.25                               
  C     10 - 23    5.6    2.04 0.0523   9.91  38.00                               
  R     23 - 33+                                                                  
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