Water officials in Pinal County experimented with cloud seeding technology to boost rainfall over the summer, just months after bills that would have banned the practice failed to gain traction at the state legislature. … Joe Singleton, the authority’s executive director, told lawmakers at a Dec. 11 meeting of the Arizona House Committee on Natural Resources that the test took place between July 1 and Sept. 30. … According to the final report on the Pinal County experiment, the three-month test may have resulted in an additional 0.47 inches of rainfall and in 134,192 acre feet of water. … But news of the new cloud seeding project in Pinal County didn’t sit well with the Republican lawmakers who represent the area.

Other cloud seeding news:

• Vail Daily (Colo.): Seeding the sky: How we plant snow in Colorado