Attachment 10: Metro Water District HUC-8, HUC-10, HUC-12 Hierarchy River System Major River Basin HUC‐8 River Basin HUC‐8 # HUC‐10 Name HUC‐10 # HUC‐12 Name HUC‐12 # Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Mossy Creek 313000103 White Creek‐Chattahoochee River 31300010301 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Mossy Creek 313000103 Mossy Creek 31300010302 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Mossy Creek 313000103 Mud Creek 31300010303 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Mossy Creek 313000103 Flat Creek‐Chattahoochee River 31300010304 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Mossy Creek 313000103 Limestone Creek‐Lake Sidney Lanier 31300010305 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Little River‐Wahoo Creek 313000104 Wahoo Creek 31300010401 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Little River‐Wahoo Creek 313000104 West Fork Little River 31300010402 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Little River‐Wahoo Creek 313000104 East Fork Little River 31300010403 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Little River‐Wahoo Creek 313000104 Little River‐Lake Sidney Lanier 31300010404 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chestatee River‐Lake Lanier 313000107 Yellow Creek‐Chestatee River 31300010701 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chestatee River‐Lake Lanier 313000107 Thompson Creek‐Chestatee River 31300010702 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chestatee River‐Lake Lanier 313000107 Latham Creek 31300010703 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chestatee River‐Lake Lanier 313000107 Taylor Creek 31300010704 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chestatee River‐Lake Lanier 313000107 Martin Creek‐Lake Sidney Lanier 31300010705 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Lake Lanier‐ 313000108 Upper Lake Sidney Lanier 31300010801 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Lake Lanier‐ 313000108 Flat Creek 31300010802 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Lake Lanier‐ 313000108 Sixmile Creek 31300010803 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Lake Lanier‐ 313000108 Middle Lake Sidney Lanier 31300010804 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Lake Lanier‐ 313000108 Bald Ridge Creek 31300010805 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Lake Lanier‐ 313000108 Lower Lake Sidney Lanier 31300010806 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Suwanee Creek 313000109 James Creek‐Chattahoochee River 31300010901 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Suwanee Creek 313000109 Level Creek‐Chattahoochee River 31300010902 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Suwanee Creek 313000109 Ivy Creek 31300010903 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Suwanee Creek 313000109 Suwanee Creek 31300010904 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Suwanee Creek 313000109 Cauley Creek‐Chattahoochee River 31300010905 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Suwanee Creek 313000109 Johns Creek 31300010906 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Suwanee Creek 313000109 Crooked Creek‐Chattahoochee River 31300010907 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Big Creek 313000110 Headwaters Big Creek 31300011001 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Big Creek 313000110 Upper Big Creek 31300011002 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Big Creek 313000110 Middle Big Creek 31300011003 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Big Creek 313000110 Lower Big Creek 31300011004 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Big Creek 313000111 Willeo Creek 31300011101 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Sope Creek 313000111 March Creek‐Chattahoochee River 31300011102 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Sope Creek 313000111 Sope Creek 31300011103 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Sope Creek 313000111 Rottenwood Creek 31300011104 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Sope Creek 313000111 Long Island Creek‐Chattahoochee River 31300011105 Camp Bert Adams Lake‐Chattahoochee Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Chattahoochee River‐Sope Creek 313000111 River 31300011106 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Peachtree Creek 313000112 North Fork Peachtree Creek 31300011201 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Peachtree Creek 313000112 South Fork Peachtree Creek 31300011202 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Peachtree Creek 313000112 Nancy Creek 31300011203 Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee Upper Chattahoochee River 3130001 Peachtree Creek 313000112 Peachtree Creek 31300011204 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek Harding) 313000201 Proctor Creek‐Chattahoochee River 31300020101 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek Harding) 313000201 Nickajack Creek 31300020102 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek Harding) 313000201 Utoy Creek 31300020103 River System Major River Basin HUC‐8 River Basin HUC‐8 # HUC‐10 Name HUC‐10 # HUC‐12 Name HUC‐12 # Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek Harding) 313000201 Wilson Creek‐Chattahoochee River 31300020104 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek‐ Harding) 313000202 Upper Sweetwater Creek 31300020201 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek‐ Harding) 313000202 Lick Log Creek‐Mill Creek 31300020202 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek‐ Harding) 313000202 Middle Sweetwater Creek 31300020203 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek‐ Harding) 313000202 Powder Springs Creek 31300020204 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek‐ Harding) 313000202 Upper Noses Creek 31300020205 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek‐ Harding) 313000202 Lower Noses Creek 31300020206 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek‐ Harding) 313000202 Olley Creek 31300020207 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Utoy Creek‐ Harding) 313000202 Lower Sweetwater Creek 31300020208 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Dog River Harding) 313000203 Camp Creek 31300020301 Middle Chattahoochee River (to Lake Apalachicola, Chattahoochee, and Flint (ACF) Chattahoochee 3130002 Chattahoochee River‐Dog River Harding) 313000203 Deep Creek 31300020302 Middle