San Diego arrived in Las Vegas this week ready to sell off some of its excess water at negotiations over the dwindling Colorado River between the states, tribes and farmers who use it. They left without a deal in place. Dan Denham, the San Diego County Water Authority’s general manager, has been hinting there’s willing buyers of San Diego’s expensive desalinated ocean water in the state of Arizona. Arizona is first in line to have their Colorado River supply cut off during water shortages. That very scenario is what the annual Las Vegas negotiations were set up to prevent.

Other Colorado River Basin news:

• KTAR (Phoenix): Colorado River users meeting pushes for 7-state solution
• Phoenix New Times: Arizona stalled in fight for share of the Colorado River: What to know