Oyapock
| Oyapock | |
|---|---|
View of the Oyapock River from Brazil toward French Guiana | |
Guyane Oyapock River map | |
| Location | |
| Countries | Brazil and France |
| Physical characteristics | |
| Source | |
| • location | Tumuk Humak Mountains |
| Mouth | |
• location | Atlantic Ocean |
• coordinates | 04°14′08″N 51°36′53″W / 4.23556°N 51.61472°W |
| Length | 403 km (250 mi) |
| Basin size | 30,869 km2 (11,919 sq mi) |
| Discharge | |
| • location | Near mouth |
| • average | 1,457 m3/s (51,500 cu ft/s) |
| Basin features | |
| Bridges | Oyapock River Bridge |
The Oyapock or Oiapoque (/ˈɔɪ.əpɒk, ɔɪ.əˈpoʊki/ OY-ə-pok, OY-ə-POH-kee; French: Fleuve Oyapock [flœv ojapɔk]; Portuguese: Rio Oiapoque [ˈʁi.u ɔjɐˈpɔki]) is a 403-kilometre (250 mi) long river in South America that forms most of the border between the French overseas department of French Guiana and the Brazilian state of Amapá.