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Table3.3. GSSHA Model Infiltration Indices and Values (cm/hour) Paint Creek
Soil Type
Land use type
Sandy loam
Loamy sand
ID
Value
ID
Value
Concrete or asphalt
2
0.076
2
0.076
Developed/Industrial
8
0.185
3
0.836
Range/Forest/ Prairie
9
0.235
4
1.068
Crops
10
1.326
5
6.004
Lakes / Wetlands
6
15.00
6
15.00
Table 3.4 GSSHA Model Infiltration Indices and Values (cm/hour) Galloway Creek
Soil Type
Land use type
Sandy loam
Loamy sand
Loam-Sandy
Loam
(MI029)
(MI014)
loam (MI016)
(MI010)
ID
Value
ID
Value
ID
Value
ID
Value
Lakes / Wetlands
N/A 0.0000 N/A 0.0000 N/A 0.0000 23 0.0000
Transportation
8
0.0168 14 0.0336 N/A 0.0112 16 0.0084
Developed/Industrial
20
0.0168
3
0.0336
6
0.0112 21 0.0084
Residential (high
N/A 0.0624 N/A 0.1248 N/A 0.0416 N/A 0.0312
density)
Residential
13
0.0912
0.1824 N/A 0.0608 18 0.0456
Agriculture
N/A 0.1200 N/A 0.2400 N/A 0.0800 N/A 0.0600
Range/Forest/
7
0.1200
2
0.2400
1
0.0800
6
0.0600
Prairie/Crops
Table 3.5. GSSHA Model Infiltration Values (cm/hour) Middle Branch
Soil Association / Type
Loam Sandy Clay
Clay
Loamy
Fine
Land use type
Loam
Loam
Sand
Sandy
Loam
Lakes / Wetlands
0.000
0.000
0.000 0.000
0.000
0.000
Transportation
0.034
0.002
0.001 0.001
0.001
0.000
Developed/Industrial
0.034
0.012
0.009 0.007
0.004
0.003
Residential (high density) 0.125
0.084
0.068 0.049
0.030
0.023
Residential
0.182
0.162
0.130 0.094
0.058
0.043
Agriculture
0.228
0.214
0.171 0.124
0.076
0.057
Range/Forest/
0.240
0.225
0.180 0.130
0.080
0.060
Prairie/Crops
USACE – Detroit District
Great Lakes Hydraulics and Hydrology Office
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Clinton River Watershed Model
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