Poronay
| Poronay 幌内 | |
|---|---|
Map of the Poronay watershed | |
Location of the mouth of the Poronay within Sakhalin Oblast | |
| Etymology | Ainu for "big river" |
| Native name | Поронай (Russian) |
| Location | |
| Country | Russia |
| State | Sakhalin Oblast |
| Physical characteristics | |
| Source | Mount Nevel |
| • location | East Sakhalin Mountains |
| • coordinates | 50°22′19.30″N 143°10′56.33″E / 50.3720278°N 143.1823139°E |
| Mouth | Gulf of Patience |
• location | Sea of Okhotsk |
• coordinates | 49°13′31.77″N 143°07′23.44″E / 49.2254917°N 143.1231778°E |
| Length | 350 km (220 mi) |
| Basin size | 7,990 km2 (3,080 sq mi) |
| Discharge | |
| • location | Pacific Ocean |
| • average | 120 m3/s (4,200 cu ft/s) |
The Poronay (Russian: Поронай, Japanese: 幌内川) is the longest river on the island of Sakhalin in Russia. It flows in a southerly direction through Tym, Smirnykhovsky and Poronaysky Districts.