Ohio State University Extension Bulletin

Suitability of Ohio Soils for Treating Wastewater

Bulletin 896


Figure 7. Soil suitable for mound systemsMiamian Series

a) Description of a single example profile:

Horizon Depth
Inches
Color Texture Structure Consistence Redox Perm.
In/hr
Ap 0-9 brown
(10Y R4/3)
silt loam moderate
medium
subangular
blocky
parting to
weak fine
granular
friable   0.2-0.6
Bt1 9-12 dark yellowish
brown
(10Y R4/4)
clay loam moderate
medium
subangular
blocky
friable   0.2-0.6
Bt2 12-18 dark yellowish
brown
(10Y R4/4)
clay loam moderate
medium
subangular
or angular
blocky
firm   0.2-0.6
Bt3 18-26 yellowish brown
(10Y R5/4)
clay weak
medium
prismatic
parting to
strong
medium
subangular
and angular
blocky
firm   0.2-0.6
BCt 26-33 yellowish brown
(7.5Y R4/2)
loam weak coarse
subangular
blocky
firm few fine
prominent
strong brown
(7.5Y R5/8)
iron
acumulations
0.2-0.6
Cd 33-80 yellowish brown
(10Y R5/4)
loam massive very firm few prominent
strong brown
accumulations
0.2-0.6

b)Composite profile showing common range of depths for horizons

Figure 7


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