The Okhta (Russian: Óхта) is a river in Vsevolozhsky District of Leningrad Oblast and the eastern part of the city of Saint Petersburg, Russia. It is the largest right tributary of the river Neva. The length of the Okhta is 90 kilometres, and the area of its drainage basin is 768 square kilometres. Its largest tributary is the Okkervil. The Rzhevsky Reservoir (5 kilometres long, 120 metres wide, with a volume of 4 mln m³) has been built on the Okhta. The Utkina Dacha estate is located on the banks of the Okhta close to the mouth of the Okkervil.
