A decade-old water treatment plant in San Diego County, California, could help alleviate water shortages in states reliant on the Colorado River. The plant enables San Diego to sell water rights to Arizona and Nevada, aiming to balance the supply-demand gap in these arid states.
On Wednesday, officials including Dan Denham from the San Diego County Water Authority and Scott Cameron from the U.S. Bureau of Reclamation signed a significant agreement at the Carlsbad Desalination Plant. This deal marks the first major water trade between states sharing Colorado River resources.
The Colorado River supports 40 million people and 5.5 million acres of farmland in the western United States. However, increasing shortages threaten the existing system of reservoirs and dams. This agreement introduces a potential mechanism to address constraints posed by longstanding legal and practical frameworks.
“The urgency is real,” stated Scott Cameron, acting director of the Bureau of Reclamation. “Today we are signing a short document that represents a potential great leap forward for the water security of the people of the Southwest.”
Discussions still need to finalize how much water San Diego County can allocate and what Arizona and Nevada will pay for it. These negotiations will require extensive legal review to reconcile over a century of precedents regarding water use rights.
Dan Denham from the San Diego utility emphasized the need for speed, stating that prevailing hydrologic conditions demand a swift resolution, potentially within a year.
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