Section 2550 Of Article 3. Investigation Of Stream System From California Water Code >> Division 2. >> Part 3. >> Chapter 3. >> Article 3.

. As soon as practicable after granting the petition, the board shall begin an investigation of the stream system, of the diversion of water, of all beneficial uses being made of the water, and of the water supply available for those uses, and shall gather such other data and information as may be essential to the proper determination of the water rights in the stream system.