Urban Stormwater Hydrology

Title Page......Page 4
Copyright......Page 5
Preface......Page 6
Contents......Page 7
Overview of Monograph......Page 10
Urban Hyrology and the Stormwater Problem......Page 13
Historical Perspective of Urban Hydrology......Page 17
Interaction of Land Use and Urban Stormwater Runoff......Page 18
Stormwater Planning in the Urban Metroplex......Page 28
References......Page 37
Introduction......Page 44
Rainfall Data......Page 45
Design Rainfall Duration......Page 56
Time Distribution of Design Rainfall......Page 57
Examples of Design Rainfall Development......Page 64
Advantages and Disadvantages of Design Rainfalls......Page 69
Current Design Rainfall Research......Page 70
Alternatives to Design Rainfall Approach......Page 71
Design Rainfall for Detention Storage......Page 72
Rainfall for Water Quality Studies......Page 73
References......Page 74
Interception......Page 77
Depression Storage......Page 78
Infiltration......Page 80
SCS Method......Page 87
The φ Index......Page 90
Importance of Losses in Urbanized Basins:
Effective Runoff Areas......Page 92
References......Page 93
Role of Desk-Top Methods in Urban Stormwater Analysis......Page 95
Calder Alley Drainage System......Page 96
Soil Conservation Service Composite Hydrograph Method
for Small Urban Drainage Systems TR 55......Page 107
Time of Concentration in the Urban Basin......Page 115
Synthetic Unit Hydro graph Methods for Urban Watersheds......Page 121
Summary of Desk-Top Model Results......Page 133
Desk-Top Methods for Urban Runoff Quality......Page 135
References......Page 140
Introduction......Page 144
The Surface Runoff Subsystem......Page 151
The Transport Subsystem......Page 159
References......Page 165
Background......Page 167
Pollution Potential of Stormwater......Page 168
Sources of Pollutants......Page 171
Entry of Pollutants Into Urban Runoff......Page 174
Estimation of the Rate of Pollutant Buildup
on Urban Watersheds......Page 181
Washoff of Pollutants......Page 184
Washoff From Undeveloped Land Areas......Page 185
Washoff Rates for Pollutants Other Than Solids......Page 187
Role of the Transport System......Page 188
Environmental Assessment Considerations......Page 190
References......Page 192
Data Collection Strategy......Page 194
Rainfall and Other Meteorological Data......Page 196
Streamflow Data......Page 198
Chemical and Biological Data......Page 199
Land Use Characteristics......Page 203
Examples of Instrumentation in Urban
Stormwater Investigations......Page 207
Water Quality Sampling Subsystem......Page 216
Examples of Data Collection Strategy......Page 217
References......Page 220
Introduction......Page 223
Role of Urban Stormwater Models and Levels of Analysis......Page 224
Planning Models......Page 225
Design and Analysis Models......Page 230
Operation and Control Models......Page 237
Other Models......Page 239
Comparative Studies......Page 244
Data Requirements......Page 245
Model Calibration, Validation, and Verification......Page 246
References......Page 247
Introduction......Page 252
Four Mile Run: Planning and Analysis......Page 254
Bucyrus, Ohio: Analysis and Design......Page 257
Edmonton, Alberta: Analysis and Design......Page 258
Bloomington-Normal, Illinois: Planning and Analysis......Page 262
Borough of East York Toronto, Canada: Analysis......Page 265
Dorchester Bay: Planning and Analysis......Page 266
Other Applications......Page 269
Conclusion......Page 271
References......Page 272
The Water Resources Monograph Series
......Page 275