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Watershed Management

Watershed Management

Timothy Randhir

(2006)

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Book Details

Abstract

Watershed management is an integrated approach that evaluates system-wide implications of natural resource problems. It has received considerable attention among communities and resource managers as an appropriate approach to deal with complex problems.  Problem-solving is an important aspect of watersheds that involves diagnosis, assessment, solution, and implementation issues that often mean processing an enormous amount of information. A typical problem requires compilation of information from a variety of sources and is time consuming. This book will use a problem-based approach to present information on each problem facing watersheds.  The subject area derives from a variety of disciplines and experiences and is presented clear and systematically throughout for easy reading and understanding. The problems covered in the book are major ones facing watersheds through the globe. The first chapter introduces principles of watershed management and is followed by chapters that are problem specific. Each problem is dealt with systematically with introduction, analysis, strategies, and further references. Watershed Management provides a valuable reference to professionals, students, scientists, and common citizens who are interested in learning about the variety of problems and approaches in watershed management.

Table of Contents

Section Title Page Action Price
1.0 Introduction: Watershed Basics 14
1.1 WATERSHED: DEFINITION and DELINEATION 14
1.1.1 What are watersheds? 14
1.1.2 Watershed Delineation 16
1.2 WATERSHED APPROACH 18
1.3 HYDROLOGIC CYCLE 20
1.4 WATERSHED COMPONENTS 22
1.5 WATER BUDGET 24
1.6 WATERSHED ASSESSMENT 25
1.7 WATERSHED PLANNING 26
1.8 WATERSHED AS A MANAGEMENT UNIT 28
1.9 WATERSHED RESTORATION 29
1.10 ORGANIZATIONAL ISSUES – A SPECIFIC CASE 31
1.11 THE U.S. CLEAN WATER ACT 33
1.12 TOTAL MAXIMUM DAILY LOAD 34
1.13 PATHWAY ANALYSIS FOR WATERSHED INSTITUTIONAL DESIGN 34
SUGGESTED READING 36
2.0 Land Use and Water Quality Issues 38
2.1 LAND USE IMPACTS ON WATERSHEDS 38
2.1.1 Residential Activities 39
2.1.1.1 Septic Systems 39
2.1.1.2 Toxic Chemicals and Hazardous Materials 42
2.1.1.3 Pesticides 44
2.1.1.4 Lawn and Garden Fertilizers 45
2.1.1.5 Excessive Water Use 47
2.1.2 Municipal Sources 49
2.1.2.1 Stormwater 49
2.1.2.2 Wastewater 53
2.1.2.3 Imperviousness 55
2.1.2.4 Contamination from Metals and Hydrocarbons 58
2.1.2.5 Petroleum Storage and Spills 59
2.1.2.6 Brownfields 61
2.1.2.7 Landfills 62
2.1.2.8 Industrial Pollution 64
2.1.2.9 Excessive Groundwater Use (Regional) 66
2.1.2.10 Right of Way (R.O.W.) Maintenance 68
2.1.3 Construction 69
2.1.3.1 Erosion and Sedimentation 69
2.1.3.2 Chemical, Petroleum and Hazardous Waste Spills 70
2.1.4 Mining Operations 71
2.1.5 Agriculture 73
2.1.5.1 Animal Wastes 74
2.1.5.2 Livestock Effects on Riparian Areas 76
2.1.5.3 Crop Production 77
2.1.6 Forestry Practices 80
2.1.6.1 Road Construction and Skidder Trails 80
2.1.6.2 Petroleum Spills 81
2.1.6.3 Pesticides 82
2.1.6.4 Forest Harvesting Techniques 84
2.1.6.5 Invasive Species 85
2.1.7 Recreation 86
2.1.7.1 Marinas and Boating 87
2.1.7.2 Trail Use 90
3.0 Inland Water Bodies 94
3.1 RIVERS AND STREAMS 95
3.1.1 Riparian Systems 95
3.1.2 Large Woody Debris and Large Organic Debris 97
3.1.3 Invasive Species 98
3.2 LAKES AND PONDS 99
3.2.1 Eutrophication 99
3.3 WETLANDS AND VERNAL POOLS 101
3.3.1 Drainage, Filling, and Alteration 102
4.0 Coastal Watersheds 105
4.1 HABITAT ALTERATION 106
4.2 COASTAL SEDIMENT TRANSPORT AND SHORELINE STABILITY 107
4.3 SHALLOW EMBAYMENTS 108
4.4 DEVELOPMENT AND SPRAWL 109
4.5 SEDIMENT LOADING 110
4.6 NEGATIVE IMPACTS ON MARINE LIFE 111
4.7 BEACH CLOSURES 113
4.8 MARINAS AND BOATING 114
4.9 OIL POLLUTION 117
5.0 Biodiversity and Ecosystem Health 119
5.1 LANDSCAPE EFFECTS 120
5.1.1 Landscape Transformation 120
5.1.2 Natural Disturbances 124
5.2 LANDSCAPE PLANNING 125
5.2.1 Planning Landscape Components 125
5.2.2 Stream Corridor Management 127
5.2.3 Open Space Protection 130
SUGGESTED READING 131
6.0 Water Assessment: Quality and Quantity 132
6.1 WATER QUALITY MONITORING 132
6.1.1 Temperature 132
6.1.2 pH 133
6.1.3 Dissolved Oxygen and Biological Oxygen Demand 134
6.1.4 Nutrients 134
6.1.5 Pathogens 135
6.1.6 Turbidity 136
6.2 BIOLOGICAL MONITORING METHODS 137
6.2.1 Species Indicators 138
6.2.1.1 Aquatic Species Indicators 138
6.2.2 Biological Integrity 140
6.2.3 Habitat Index 142
6.2.4 Land Use Index 142
6.3 WATER QUANTITY 143
6.3.1 Water Resource Assessment 144
6.3.2 Hydrograph 144
6.3.3 Habit Curve 146
6.3.4 Water Yield 146
SUGGESTED READING 148
References 150
Glossary 157
Index 159