This is a list of rivers in Indonesia . [1]
This list is arranged by island in alphabetical order, with respective tributaries indented under each larger stream's name.
The largest primary rivers on the island of Buru [2] [3]
| River | Mouth coordinates | Basin size (km²) | Average discharge | Length (km) | |
|---|---|---|---|---|---|
| (m3/s) | (km3) | ||||
| Ceram Sea | |||||
| Wae Nibe | 3°3′49.356″S126°36′0.8784″E / 3.06371000°S 126.600244000°E | 438.5 | 14.14 | 0.446 | |
| Wae Bebek | 3°4′51.8376″S126°24′18.6984″E / 3.081066000°S 126.405194000°E | 368.2 | 18.18 | 0.573 | |
| Banda Sea | |||||
| Wae Apo | 3°19′36.7284″S127°4′19.1208″E / 3.326869000°S 127.071978000°E | 1,891.4 | 65.34 | 2.06 | 80 |
| Wae Mala | 3°42′10.7892″S126°21′8.6652″E / 3.702997000°S 126.352407000°E | 804.7 | 47.76 | 1.506 | |
| Wae Dalan | 3°35′48.3324″S126°10′15.6612″E / 3.596759000°S 126.171017000°E | 529 | 29.86 | 0.942 | |
| Wae Pede | 3°51′25.2072″S126°40′47.8524″E / 3.857002000°S 126.679959000°E | 451.3 | 24.63 | 0.777 | |
| Other | 4,121.9 | 120.27 | 3.793 | ||
| Buru | 8,605 | 320.18 | 10.097 | ||
The largest primary rivers on the island of Sumbawa: [4]
| River | Mouth coordinates | Basin size (km²) | Average discharge* | Length (km) | |
|---|---|---|---|---|---|
| (m3/s) | (km3) | ||||
| Flores Sea | |||||
| Moyo (Boak) | 8°24′53.8236″S117°28′45.9264″E / 8.414951000°S 117.479424000°E | 785.045 | 14.314 | 0.45 | 80.62 |
| Timor Sea | |||||
| Beh | 9°1′10.0416″S117°11′50.9604″E / 9.019456000°S 117.197489000°E | 1,531.165 | 31.828 | 1.005 | 81.34 |
| Rea | 8°45′14.76″S116°47′5.0352″E / 8.7541000°S 116.784732000°E | 834.425 | 22.137 | 0.7 | 66.25 |
| Other | 11,905.935 | 229.264 | 7.235 | ||
| Sumbawa | 15,056.57 | 297.543 | 9.39 | ||
*Period: 1994–2015

| Region | Area | Runoff | ||
|---|---|---|---|---|
| km2 | % | km3 | % | |
| Bali and Tenggara | 72,890.97 | 3.8 | 60 | 1.9 |
| Java | 125,124.786 | 6.6 | 187 | 5.9 |
| Kalimantan | 536,799.26 | 28.2 | 1,008 | 31.2 |
| Papua and Maluku | 499,240.754 | 26.2 | 981 | 30.5 |
| Sulawesi | 188,437.99 | 9.9 | 247 | 7.6 |
| Sumatra | 482,075.24 | 25.3 | 738 | 22.9 |
| Indonesia | 1,904,569 | 100.0 | 3,221 | 100.0 |
Source [6] [7] [8] [9] [10] [11] [12]
*Total basin.
| River | Rainfall (mm) | Runoff (mm) | (%) | River | Rainfall (mm) | Runoff (mm) | (%) |
|---|---|---|---|---|---|---|---|
| Apauwar | Mahakam | 3,163 | 1,911 | 60.4 | |||
| Asahan | 2,950 | 1,271 | 43.1 | Mamberamo | 3,578 | 2,406 | 67.2 |
| Ayung | 2,587 | 1,153 | 44.6 | Maro | 2,002 | 804 | 40.2 |
| Banyuasin | 2,579 | 1,809 | 70.1 | Mentaya | 2,991 | 1,854 | 62 |
| Barito | 3,000 | 1,810 | 60.4 | Mesuji | 3,248 | 1,502 | 46.3 |
| Barumun | 2,801 | 1,938 | 69.1 | Momats | 4,466 | 2,475 | 55.4 |
| Batang Hari | 3,183 | 1,912 | 60.1 | Musi | 2,800 | 1,689 | 60.3 |
| Bengawan Solo | 2,100 | 1,429 | 68 | Muturi | 3,835 | 2,475 | 64.6 |
| Benain | 1,760 | 464 | 26.4 | Omba | |||
| Berau | 2,900 | 1,676 | 57.8 | Palu | 2,092 | 1,211 | 57.9 |
| Bian | 2,317 | 1,236 | 53.3 | Pawan | 3,702 | 2,667 | 72 |
| Bongka | 2,929 | 1,358 | 46.4 | Poso | 2,715 | 1,414 | 52.1 |
| Brantas | 2,952 | 1,612 | 54.1 | Rokan | 3,766 | 2,352 | 62.5 |
| Cimanuk | 2,465 | 1,722 | 69.9 | Sadang | 2,500 | 1,294 | 51.8 |
| Citanduy | 3,547 | 2,767 | 78 | Sambas | 3,542 | 2,129 | 60.1 |
| Citarum | 2,646 | 2,017 | 76.2 | Sampara | 2,926 | 1,003 | 34.3 |
| Derewo | 4,168 | 2,308 | 55.4 | Sebangau | |||
| Digul | 3,732 | 2,494 | 66.8 | Sebyar | 3,744 | 1,750 | 46.7 |
| Eilanden | 3,970 | 2,659 | 67 | Sembakung | 4,020 | 1,900 | 47.3 |
| Fly | 4,588 | 2,704 | 60.5 | Sepik | 3,390 | 2,116 | 62.4 |
| Indragiri | 2,757 | 1,856 | 67.3 | Seputih | 3,176 | 1,338 | 42.1 |
| Jelai | 2,760 | 1,915 | 69.4 | Serayu | 3,897 | 3,180 | 81.6 |
| Kahayan | 3,400 | 2,054 | 60.4 | Seruyan | 3,118 | 1,953 | 62.7 |
| Kaloena | 4,176 | 2,221 | 53.2 | Sesayap | 4,020 | 2,215 | 55.1 |
| Kampar | 2,667 | 1,757 | 65.9 | Siak | 2,673 | 1,924 | 72 |
| Kamundan | 3,744 | 2,162 | 57.7 | Singkil | |||
| Karabra | Siriwo | 3,967 | 2,600 | 65.5 | |||
| Karama | 2,863 | 1,601 | 55.9 | Sissa | 1,686 | 1,423 | 84.4 |
| Katingan | 2,991 | 1,831 | 61.2 | Tulangbawang | 3,248 | 1,548 | 47.7 |
| Kayan | 3,957 | 2,437 | 61.6 | Uta | |||
| Kotawaringin | 2,778 | 2,026 | 72.9 | Waeapo | |||
| Kumbe | 1,951 | 932 | 47.8 | Walanae | 2,550 | 1,160 | 45.5 |
| Laa | Wapoga | 3,534 | 2,659 | 75.2 | |||
| Lariang | 2,500 | 1,335 | 53.4 | Wiriagar | 3,744 | 2,004 | 53.5 |
| Larona | Kapuas | 3,666 | 2,339 | 63.8 | |||
| Lasolo | 2,495 | 1,138 | 45.6 | ||||
| Lorentz | 4,238 | 2,875 | 67.8 | Indonesia | 2,702 | 1,691 | 62.6 |
| River | Average discharge (m3/s) | ||
|---|---|---|---|
| Normal dry year | Normal wet year | Multi-annual | |
| Kapuas | 5,600 | 7,803 | 6,260.1 |
| Mamberamo | 4,110 | 6,358 | 5,173.5 |
| Fly | 3,870 | 8,000 | 6,500 |
| Sepik | 3,700 | 7,000 | 5,000 |
| Barito | 3,700 | 5,497 | 4,514 |
| Mahakam | 3,000 | 5,953 | 4,278 |
| Digul | 2,760 | 3,867 | 3,332.7 |
| Musi | 2,482 | 3,961 | 3,211.2 |
| Eilanden | 2,084 | 3,783 | 3,133 |
| Batang Hari | 1,485 | 2,819 | |
| Kayan | 1,254 | 2,463.4 | |
| Kampar | 1,054 | 2,063 | 1,351.2 |
| Katingan | 734 | 1,414 | 1,135.3 |
| Kahayan | 706 | 1,178.4 | 1,046.3 |
| Indragiri | 591 | 1,339 | |
| Mentaya | 514 | 1,064.4 | 866.6 |
| Bengawan Solo | 463 | 962 | 693 |
| Brantas | 446 | 612 | |
| Berau | 394 | 902.8 | |
| Seruyan | 1,216 | 825.6 | |
| Pawan | 1,215 | 973.2 | |