Hydrological Unit: Upper Catawba
| HUC | Name |
|---|---|
| 0305010101 | Headwaters Catawba River |
| 0305010102 | North Fork Catawba River |
| 0305010103 | Linville River-Lake James |
| 0305010104 | Warrior Fork-Catawba River |
| 0305010105 | Johns River |
| 0305010106 | Silver Creek-Catawba River |
| 0305010107 | Lower Creek |
| 0305010108 | Rhodhiss Lake-Catawba River |
| 0305010109 | Lake Hickory-Catawba River |
| 0305010110 | Lookout Shoals Lake-Catawba River |
| 0305010111 | Upper Lake Norman |
| 0305010112 | Lower Lake Norman |
| 0305010113 | Dutchmans Creek |
| 0305010114 | Mountain Island Lake-Catawba River |
| 0305010115 | Lake Wylie-Catawba River |