In the 1920s, two important agreements were consummated with nonproject irrigation districts. To provide for the settlement of the water rights claims of the Salt River Pima-.Maricopa Indian Community in Maricopa County, Arizona, and for other purposes. In a non-shortage year, the State of Arizona will be entitled to a minimum of 2.8 million acre feet of consumptive use from mainstream diversion contracts. Earliest practicable date, enter into an agreement with the San Carlos.