Smoothwater River
| Smoothwater River | |
|---|---|
| Location | |
| Country | New Zealand | 
| Physical characteristics | |
| Source | |
| • location | Stafford Range | 
| Mouth | |
 • location  | Tasman Sea | 
| Length | 8 km (5.0 mi) | 
The Smoothwater River is a river of the West Coast Region of New Zealand's South Island. It flows north to reach the Tasman Sea three kilometres west of the western end of Jackson Bay.