The Okhta () 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. It joins the Neva upstream of the Neva's mouth, within the city limits of Saint Petersburg. The length of the Okhta is , and the area of its drainage basin is .
Its largest tributary is the Okkervil (left). The Rzhevsky Reservoir ( long, 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.
The source of the Okhta is in the swamps in the northwestern part of Vsevolozhsky District, north of the town of Sertolovo. The Okhta flows southeast, downstream of the settlement of Vartemyagi turns east, passes southwest of the urban-type settlement of Toksovo and turns south. Below Toksovo, it essentially flows through the suburbs of Saint Petersburg. Downstream of the town of Murino, Leningrad Oblast, Murino it enters the city of Saint Petersburg, passes Ladozhsky railway station and has its mouth under the Malookhtinsky Bridge, which separates Malookhtinskaya Embankment, Malookhtinskaya and Sverdlovskaya Embankments.
The drainage basin of the Okhta includes the south of the Karelian Isthmus. The town of Vsevolozhsk and the urban-type settlements of Toksovo and Kuzmolovsky are located in this river basin. Large lakes in the basin of the Okhta include Lake Kavgolovskoye and Lake Khepoyarvi.
See also
* List of bridges in Saint Petersburg
References
{{Rivers and channels of Saint Petersburg
Rivers of Leningrad Oblast
Rivers of Saint Petersburg
Karelian Isthmus