| Category | 
                    Item Name | 
                    Item Title | 
                                        Item | 
                    More Info. | 
                                    
                                            
                                 | D. Physiographic Features | 
                                                     D2 Climatic | 
                                Mean temp. precip. monthly (1951-1980); Water temp. monthly, by depth (1987) | 
                    
nam-47-d2.xls
                            
                
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                                 | E. Water Quality | 
                                                     E1 Transparency | 
                                Monthly (1987) | 
                    
nam-47-e1.xls
                            
                
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                                     E2 pH | 
                                Monthly, by depth (1987) | 
                    
nam-47-e2.xls
                            
                
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                                     E6 Chlorophyll | 
                                Monthly, by depth (1987) | 
                    
nam-47-e6.xls
                            
                
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                                     E7 Nitrogen | 
                                NO3-N;NH4-N, Apr. Nov. by depth (1987) | 
                    
nam-47-e7.xls
                            
                
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                                     E8 Phosphorus | 
                                T-P, Apr. Nov. by depth (1987) | 
                    
nam-47-e8.xls
                            
                
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                                 | F. Biological Features | 
                                                     F3 Primary Production | 
                                Net Production, Apr.-Nov. (1987) | 
                    
nam-47-f3.xls
                            
                
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                                 | G. Socio-economic Conditions | 
                                                     G1 Land Use | 
                                Natural, agricultural, residential (1986) | 
                    
nam-47-g1.xls
                            
                
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                                     G3 Population | 
                                Population and pop. density for urban and rural (1986) | 
                    
nam-47-g3.xls
                            
                
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                                 | H. Lake Utilization | 
                                                     H2 Lake as Water Resource | 
                                Domestic, irrigation, industrial (1988) | 
                    
nam-47-h2.xls
                            
                
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                                 | J. Wastewater Treatment | 
                                                     J2 Nutrient Loads | 
                                Nonpoint, point in % | 
                    
nam-47-j2.xls
                            
                
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