| Category | 
                    Item Name | 
                    Item Title | 
                                        Item | 
                    More Info. | 
                                    
                                            
                                 | D. Physiographic Features | 
                                                     D2 Climatic | 
                                Mean temp. precip. monthly (1951-1980); Water temp. monthly (1980-1986) | 
                    
nam-57-d2.xls
                            
                
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                                 | E. Water Quality | 
                                                     E1 Transparency | 
                                Monthly (no date) | 
                    
nam-57-e1.xls
                            
                
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                                     E2 pH | 
                                Monthly, -0.5m (no date) | 
                    
nam-57-e2.xls
                            
                
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                                     E3 SS, Solids | 
                                SS, -0.5m, monthly (no date) | 
                    
nam-57-e3.xls
                            
                
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                                     E4 DO | 
                                Monthly, -0.5m (no date) | 
                    
nam-57-e4.xls
                            
                
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                                     E6 Chlorophyll | 
                                Monthly, -0.5m (no date) | 
                    
nam-57-e6.xls
                            
                
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                                     E7 Nitrogen | 
                                Total Kjeldahl-N, monthly, -0.5m (no date) | 
                    
nam-57-e7.xls
                            
                
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                                     E8 Phosphorus | 
                                T-P, monthly, -0.5m (no date) | 
                    
nam-57-e8.xls
                            
                
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                                 | G. Socio-economic Conditions | 
                                                     G1 Land Use | 
                                Agricultural (1986) | 
                    
nam-57-g1.xls
                            
                
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                                     G2 Industries | 
                                Primary, tertiary (1979) | 
                    
nam-57-g2.xls
                            
                
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                                     G3 Population | 
                                Population and pop. density for rural (1986) | 
                    
nam-57-g3.xls
                            
                
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                                 | H. Lake Utilization | 
                                                     H2 Lake as Water Resource | 
                                Domestic and industrial (1983) | 
                    
nam-57-h2.xls
                            
                
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                                 | I. Deterioration and Hazards | 
                                                     I2 Toxic Contamination | 
                                Lindane, Alpha-BHC, Mercury in fish (1979-1981) and in water (1987) at water treatment intake | 
                    
nam-57-i2.xls
                            
                
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                                 | J. Wastewater Treatment | 
                                                     J2 Nutrient Loads | 
                                By source types, % (no date) | 
                    
nam-57-j2.xls
                            
                
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