Markham River
| Markham | |
|---|---|
The Markham in its entirety, looking due West from near its source, its river mouth in the lower left | |
Location of the Markham River | |
| Location | |
| Country | Papua New Guinea |
| Physical characteristics | |
| Source | Confluence of Umi and Bitjia rivers |
| • location | Finisterre Range |
| • coordinates | 6°13′49.5372″S 146°10′59.2068″E / 6.230427000°S 146.183113000°E |
| • elevation | 350 m (1,150 ft) |
| 2nd source | Umi River |
| • coordinates | 5°59′47.9724″S 146°8′5.856″E / 5.996659000°S 146.13496000°E |
| • elevation | 760 m (2,490 ft) |
| 3rd source | Bitjia River |
| • coordinates | 6°2′24.4932″S 146°3′31.8024″E / 6.040137000°S 146.058834000°E |
| • elevation | 680 m (2,230 ft) |
| Mouth | |
• location | Huon Gulf |
• coordinates | 6°44′20″S 146°58′5″E / 6.73889°S 146.96806°E |
• elevation | 0 m (0 ft) |
| Length | 180 km (110 mi) (Markham–Umi 300 km) |
| Basin size | 12,766 km2 (4,929 sq mi) |
| Discharge | |
| • location | Near mouth |
| • average | 546 m3/s (19,300 cu ft/s) |
| • maximum | 4,000 m3/s (140,000 cu ft/s) |
| Basin features | |
| Progression | Huon Gulf (Solomon Sea) |
| River system | Markham River |
| Tributaries | |
| • left | Umi, Mutsing, Gorambampam, Leron, Rumu, Erap |
| • right | Bitjia, Wanton, Waffa, Watut, Wampit |
The Markham River is a river in eastern Papua New Guinea. It originates in the Finisterre Range and flows for 180 km (110 mi) to empty into the Huon Gulf at Lae.