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Nerkoo Canal

Vuoksi Basin
Kuopio-Iisalmi route
Nautical chart: M268

Permitted vessel dimensions
160.0 x 11.8 x 2.4 x 12.0 [m]
(Length x width x draught x height)

Mooring: Floating pier on the eastern shore of the lock.
Difference in water level 1.00 - 1.30 metres

The canal connects Lakes Nerkojoki and Onkivesi. The 1,770 metre canal was built in 1866-69, and renewed in 1981-83. The clearance of the swing bridge that crosses the canal is 2.3 m.

Self-service lock. When approaching from below, the self-service starter cord and the instructions for its use are on the lower canal’s pier on the left, and when approaching from above, these are on the top canal’s pier, near the bridge on the right.

In the event of a disruption, you can contact the operating personnel by telephone or by means of an alarm switch in the lock. A timber floating canal, where boats cannot fit in the lock at the same time as floating timber. If necessary, fasten your boat to the piers at the ends of the canal.

Please note: At times water is run through the canal for the regulation of water levels, which causes a dangerously high flow in the canal. A red flashing light signal is used to warn canal users of higher water flow, and the upper waterways are blocked from use with a floating beam. If you enter the canal during the run-out, carefully fasten your vessel to the waiting pier and contact the operating personnel.

Contact information for the canal

Tel. +358 (0)400 424 929

Self-service canal.

Opening hours 2023

Note. Exceptions to opening hours above the channel page.

May: at 7–21
June: at 7–24
July: at 7–24
August: at 7–24
September: at 7–18
October: closed on Mondays and Tuesdays, open on other days 7–17