Piusa (river)
The Piusa (Russian: Пиуза Piuza or Пимжа Pimzha) is a river in southeastern Estonia and, for the last 14 km before draining into Lake Pihkva, in Pskov Oblast, Russia. For a 17 km section near Pechory, the Piusa is the border river between Estonia and Russia.
| Piusa | |
|---|---|
The Härma rock face on the Piusa | |
| Location | |
| Countries | |
| Physical characteristics | |
| Source | |
| • location | Plaani Külajärv |
| • elevation | 244 m (801 ft) |
| Mouth | Lake Peipus (Pihkva) |
• coordinates | 57°58′02″N 27°48′57″E |
• elevation | 30 m (98 ft) |
| Length | 109 km (68 mi) |
| Basin size | 796 km2 (307 sq mi) |
| Discharge | |
| • average | 5.5–6.0 m3/s (190–210 cu ft/s) |
| Basin features | |
| Progression | Lake Peipus→ Narva→ Gulf of Finland |
| Tributaries | |
| • right | Pelska |
The Piusa has the greatest drop of all Estonian rivers (214 metres).
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