Ohio State University Extension Bulletin

Suitability of Ohio Soils for Treating Wastewater

Bulletin 896


Figure 9. Soil suitable for dispersal—Crosby Series

a) Description of a single example profile:

Horizon Depth
Inches
Color Texture Structure Consistence Redox Perm.
In/hr
Ap 0-8 dark grayish
brown
(10Y R4/2)
silt loam moderate
medium
granular
friable   0.6-2
BE 8-11 grayish
brown
(10Y R4/4)
silt loam moderate
thin platey
friable few fine
distinct
grayish brown
iron oxide
masses
0.6-2
Bt1 11-14 brown
(10Y R5/3)
silt loam moderate
medium
subangular
or angular
blocky
firm many medium
distinct gray
(10Y R6/1)
iron
depletions and
yellowish
brown
(10Y R5/6)
iron oxide
masses
0.6-2
2Bt2 14-22 brown
(10Y R5/3)
silty clay loam moderate
medium
subangular
and angular
blocky
firm many medium
distinct gray
(10Y R6/1)
iron
depletions and
yellowish
brown
(10Y R5/6)
iron oxide
masses
0.6-2
2Bt3 22-28 yellowish
brown
(10Y R5/4)
clay loam weak
medium
subangular
blocky
firm many medium
distinct
yellowish
brown
(10Y R5/6)
and strong
brown
(7.5Y R5/8)
iron oxide
masses
0.6-2
2BCt 28-36 brown
(10Y R5/3)
loam weak coarse
subangular
blocky
firm common fine
distinct
yellowish
brown
(10Y R5/6)
and fine faint
yellowish
brown
acumulations
0.06-0.2
2Cd 36-80 brown loam weak coarse
subangular
blocky
firm common fine
distinct
yellowish
brown and
faint
yellowish
brown
accumulations
0.01-0.2

b) Composite profile showing common range of depths for horizons

Figure 9


Back | Forward | Table of Contents