The Serayu River is a river in Central Java, Indonesia, about 300 km southeast of the capital Jakarta.[1][2]
Serayu River Kali Serayu, Sungai Serayu, Ci Sarayu, Kali Seraju, Kali Serajoe, Chi Seraju, Serdju, Serajoe River | |
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Serayu river at Kebasen, Banyumas | |
Location | |
Country | Central Java, Indonesia |
Physical characteristics | |
Source | |
• location | Dieng Volcanic Complex |
• elevation | 2,100 m (6,900 ft) asl |
Mouth | |
• location | Indian Ocean |
Length | 181 km (112 mi) |
Basin size | 4,375 km2 (1,689 sq mi) |
Discharge | |
• average | 2,866 m3/s (101,200 cu ft/s) |
The river spanned from northeast to southwest with length around 181 km, and crossring five kabupaten (regency) in Central Java; they are Wonosobo Regency, Banjarnegara Regency, Purbalingga Regency, Banyumas Regency, draining to Indian Ocean with estuarine located at Cilacap Regency.[3]
The river flows in the southern central area of Java with predominantly tropical monsoon climate (designated as Am in the Köppen-Geiger climate classification).[4] The annual average temperature in the area is 24 °C. The warmest month is March, when the average temperature is around 25 °C, and the coldest is August, at 23 °C.[5] The average annual rainfall is 3897 mm. The wettest month is January, with an average of 561 mm rainfall, and the driest is September, with 34 mm rainfall.[6]
Mrica Dam is a hydroelectric powerplant dam installed in the Serayu River.[7][8]
Water rafting is one of the tourist attraction in the villages of Tunggara and Prigi, in Banjarnegara Regency.[9]
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Rivers of Indonesia |
Major rivers in Indonesia | |
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Sumatra | |
Java | |
Kalimantan | |
Sulawesi | |
Lesser Sunda Islands | |
Maluku | |
Western Papua |