OK SB1009

Defines "basin integrity study" as a scientific study to determine sustainable instream flow regimes tailored for specific basins and seasons in Oklahoma

Study results must address both consumptive and nonconsumptive water uses including sustainable growth, water quality, tourism, and economic, agricultural, environmental, industrial, and municipal development

Explicitly prohibits basin integrity studies from being used to revoke private water rights or interfere with senior water permitting

Codifies the new definition in Oklahoma Statutes as Section 1702 of Title 82

Effective date: November 1, 2025