Introductory technical guidance for civil engineers and water resources managers interested in water management techniques. Here is what is discussed: 1. GENERAL CONSIDERATIONS 2. ANALYTICAL METHODS IN MODELING FOR WATER MANAGEMENT 3. METEOROLOGICAL FORECASTS USED IN WATER MANAGEMENT 4. SIMPLIFIED ANALYTICAL PROCEDURES FOR ANALYZING RIVER RESPONSE 5. LONG-RANGE PREDICTIONS OF STREAMFLOW 6. LONG-RANGE ANALYSIS OF PROJECT REGULATION 7. WATER QUALITY FORECASTING 8. SPECIAL HYDROLOGIC ANALYSES.