Ouham
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Ouham Bahr Sara; Bahr Sarh; Uam; Including |
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 Course of the Ouham in the catchment area of the Shari (bottom middle) |
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| Data | ||
| location |
 Central African Republic of Chad
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| River system | Shari | |
| Drain over | Shari → Lake Chad | |
| source | in the Central African Republic at Niem 6 ° 11 ′ 0 ″ N , 15 ° 14 ′ 0 ″ E |
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| Source height | 1139 m | |
| muzzle | in the Shari north of Sarh Coordinates: 9 ° 18 ′ 59 " N , 18 ° 13 ′ 35" E 9 ° 18 ′ 59 " N , 18 ° 13 ′ 35" E |
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| Mouth height | 364 m | |
| Height difference | 775 m | |
| Bottom slope | 1.1 ‰ | |
| length | 676 km | |
| Discharge at the Moïssala A Eo gauge: 67,600 km² Location: 150 km above the mouth |
NNQ (min. Month Ø) MNQ 1951–1984 MQ 1951–1984 Mq 1951–1984 MHQ 1951–1984 HHQ (max. Month Ø) |
15 m³ / s 66 m³ / s 480 m³ / s 7.1 l / (s km²) 1430 m³ / s 3032 m³ / s |
| Left tributaries | Nana Barya , Nana Bakassa | |
| Right tributaries | Fafa | |
| Medium-sized cities | Bossangoa ; Bozoum | |
| Small towns | Batangafo | |
The Ouham (often also Bahr Sara or Bahr Sarh) is a river in Central Africa and the left source river of the Shari .
course
The river has its source in the Central African Republic , on the border between the prefecture of Nana-Mambéré and the prefecture of Ouham-Pendé and crosses Chad until it flows into the Shari 25 km north of Sarh .
Hydrometry
The flow rate of the river has been observed for 33 years (1951–84) in Moïssala , a city in Chad, about 150 km above the confluence with the Shari. The mean annual flow rate observed in Moïssala during this period was 480 m³ / s fed by an area of approx. 67,600 km², almost 95% of the entire catchment area of the river.
