Specific State Probable Sources that make up the National Agriculture Probable Source Group

Description of this table
Size of Assessed Waters with Probable Source
Agricultural-Chemical Dealer 57              
Agriculture 53,600 279,408 2,323 41 4,936 529 4,373  
Animal Feeding Agric 9              
Animal Feeding Operations (Nps) 18,652 331,634 51 58   91    
Animal Shows And Racetracks     1          
Auction Barns And Off-Farm Animal Holding/Management Area 7 128 0          
Confined Animal Feeding Operations 3,390 3,595 4          
Confined Animal Feeding Operations (Nps) 349              
Crop Production (Crop Land Or Dry Land) 9,446 176,079 0   1,000      
Crop Production With Subsurface Drainage 3,478              
Crop Related Agric 633              
Crop-Related Sources 91              
Dairies (Outside Milk Parlor Areas) 1,136 2 3          
Grazing In Riparian Or Shoreline Zones 34,027 66,165 4          
Grazing Related Agric 903              
Grazing Related Sources 94              
Intensive Animal Feeding Operations 190              
Irrigated Crop Production 12,066 254,612 221          
Livestock (Grazing Or Feeding Operations) 21,375 33,760 7 17        
Managed Pasture Grazing 3,381 117,614 0 0        
Manure Runoff 1,742   0          
Non-Irrigated Crop Production 12,800 151,955 187   195,840      
Pasture Grazing - Riparian 84              
Pasture Grazing - Riparian And/Or Upland 14              
Pasture Land 508              
Permitted Runoff From Confined Animal Feeding Operations (Cafos) 3,886 14,162            
Rangeland Grazing 18,696 93,556 3          
Speciality Crop Production 48              
Specialty Crop Production 3,430 3,385 0          
Unrestricted Cattle Access 2,060   0