Figure 1 - Sample Assessment Areas 



AA1 



I 



"^Z 



1. Contiguous 



:=> 



AA2 



2. Disproportional 3. Hydroiogic Change 4. Hydrologic Change 5. Hydrologic Change 



(No Wetlands=No AA) 



AA, 



-AA. 



■ AA 



AA. 



6. Open Water < 20 7. Open Water > 20 8. Individual Sites 9. Fringe; Stream > 1 50 10. Fringe; Stream 



Acres Acres feet wide < 150 feet wide 



UW1 



AAf. 



AAf 



11. Nonfringe; Any 

 Stream Width 



12. Fringe; Stream 

 > 150 feet wide 



13. Fringe; Stream 

 < 150 feet wide 



14. Oxbov;; channel < 

 150 feet wide 



15. Braided Channel 



16. Fringe; Stream 

 > 150 feet wide 



17. Nonfringe; Any 

 Stream Width 



18. Mitigation Siie; Several 

 Individual Wetlands 



; - Highway 



- Wetland 



■ Non-Wetland Water of the U.S. 



t\ 



■ Assessment Area (AA) 



