lk. Ladozhskoe - o. Valaam
Mean monthly level | 1859-1939, 1942-1944, 1948-2021 |
Holder | The Federal Service for Hydrometeorology and Environmental Monitoring (Roshydromet) |
Mean monthly level | 1859-1939, 1942-1944, 1948-2021 |
Holder | The Federal Service for Hydrometeorology and Environmental Monitoring (Roshydromet) |