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By analyzing 194 landslide cases from 1975 to 2002 in Hubei Province,it is found that landslides in Hubei mainly occurred from May to August, which is similar to the monthly mean rainfall distribution;the main landslide area is the mountainous region in the western Hubei; and the high-frequency center is in the Three Gorges Reservoir area;landslides have a close relation with the antecedent rainfall amount, especially heavy rainfall, which accounts for 63.1% of the total amount. The critical rainfall amount was determined and the potential forecasting model of heavy rainfall regime landslides was built with the effective rainfall method.