Mahakam River

Mahakam
Mahakam River at Samarinda
Location
Country	Indonesia
Province	East Kalimantan
Towns/Cities	Samarinda, Tenggarong, Sebulu, Muara Kaman, Kotabangun, Melak, Long Iram
Physical characteristics
Source	Cemaru
• location	Indonesia
• elevation	1,681 m (5,515 ft)
Mouth	Makassar Strait
• location	Indonesia
• coordinates	0°35′6″S 117°16′33″E / 0.58500°S 117.27583°E / -0.58500; 117.27583
• elevation	0 m (0 ft)
Length	980 km (610 mi)
Basin size	77,095 km2 (29,767 sq mi)
Width
• minimum	145 m (476 ft)
• maximum	1,260 m (4,130 ft)
Depth
• average	8 m (26 ft) to 15 m (49 ft)
• maximum	45 m (148 ft)
Discharge
• location	Mahakam Delta, Makassar Strait
• average	(Period: 2016–2020)5,953 m3/s (210,200 cu ft/s)[1] (Period: 2003–2016)4,278 m3/s (151,100 cu ft/s)[2] (Period: 1970–2000)123 km3/a (3,900 m3/s)[3] 4,560 m3/s (161,000 cu ft/s)[4]
Discharge
• location	Muara Mahakam Samarinda (66 km upstream of mouth - Basin size 74,358 km2 (28,710 sq mi))
• average	5,000 m3/s (180,000 cu ft/s)[5]
• maximum	(Year: 2012)24,156 m3/s (853,100 cu ft/s)(Tenggarong)
Discharge
• location	Melak (Basin size: 25,700 km2 (9,900 sq mi))[6]
• average	2,500 m3/s (88,000 cu ft/s)[5] 2,000 m3/s (71,000 cu ft/s)
• maximum	28,250 m3/s (998,000 cu ft/s) 3,250 m3/s (115,000 cu ft/s)
Basin features
River system	Mahakam basin (DAS330236)[7]
Tributaries
• left	Melaseh, Tepai, Nyaan, Boh, Medang, Pariq, Muyub, Pela, Belayan, Telen, Kedang Rantau
• right	Usok, Danum Parae, Kosso, Cihar, Ratah, Kedang Pahu, Bongan, Jembayan

Mahakam

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Mahakam River in Kalimantan

The Mahakam River (Indonesian: Sungai Mahakam) is third longest and volume discharge river in Borneo after Kapuas River and Barito River, it is located in Kalimantan, Indonesia. It flows 980 kilometers (610 miles) from the district of Long Apari in the highlands of Borneo, to its mouth at the Makassar Strait.

The city of Samarinda, the provincial capital of East Kalimantan, lies along 48 kilometers (30 mi) from the river mouth. The delta Mahakam river consist of specific micro climate which is influenced by high and low tide at sea level.