The multifactor analysis of the reiver run-off is represented below (monthly and annual data).

• total number of the principal components (pc) is 132;
• the recovery is implemented with the use of 6 principal components (12-15, 18 principal components).

Initial time series, the result of its recovery, 40 principal components, diagrams for 5 first principal components are represented in graphic form.

 Annual data:

• total number of the principal components (pc) is 11;
• the recovery is implemented with the use of 6 principal components (1-6 principal components).

Initial time series, the result of its recovery, 10 principal components, diagrams for 5 first principal components are represented in graphic form.