水银行足促进地表水、地下水和其它形式水的合法转让和交易的一种形式，并引起广泛天注。加利福尼业州政府倡导建立的、著名的加州水银行，通过临时水权转让成功地应对了1991、1992和1994年持续的干旱。介绍加利幅尼亚州水银行运转情况和特点，分析总结丁加利福尼亚州水银行和水权转让的经验。

Water bank can be thought as an institutional mechanism that facilitates the legal transfer and market exchange of various types of surface, groundwater, and storage entitlements. The California Drought Water Banks, the most well-known water banks, have been established by state governments to transfer water rights temporarily among entities. This paper focuses on California's experiences with water banks and water transfers. The activities, operation, and water management strategies of the California water banks are introduced, and some of the issues and lessons from the state-operated water banks are summarized.