How Water Scarcity Is Changing the Economics of the Southwest

Watch on YouTube ↗  |  August 23, 2026 at 14:00  |  11:44  |  Bloomberg Markets
Speakers
Jennifer Gimbel — Water policy scholar, former Bureau of Reclamation official
Andrew Leimgruber — Farmer, Imperial Valley
Dan Denham — General Manager, San Diego County Water Authority
Dan McEvoy — Climatologist, Western Regional Climate Center
Brenda Burman — General Manager, Central Arizona Project

Summary

The video examines how record-low snowpack, shrinking reservoirs and expiring rules are pushing the Colorado River system toward crisis. It details the lower-basin cut fight, with Arizona facing the largest reduction, and contrasts senior Imperial Valley water rights with more junior Arizona users. It also highlights San Diego desalination as an example of water scarcity being priced into the regional economy.

  • Colorado River water supports an estimated $1.4 trillion in annual economic activity and 16 million jobs.
  • Record-low snowpack and an early March heatwave created some of the worst snow conditions on record in the basin.
  • Lake Powell is near the power pool, threatening hydropower production if levels keep falling.
  • The Bureau of Reclamation proposes a 1.5 million acre-foot annual lower-basin cut with Arizona hit hardest.
  • Arizona would face a 760,000 acre-foot reduction under the federal proposal.
  • An Imperial Valley farmer argues senior legal water rights protect California agriculture over junior Arizona users.
  • San Diego County Water Authority plans money-for-water exchanges using desalinated supply to help Arizona and Nevada.
  • The program concludes the regions next chapter will be built around pricing scarcity, not abundance.
Ideas
Water scarcity makes water more valuable.
The American Southwest was built on cheap, reliable Colorado River water, but decades of decline, record-low snowpack and shrinking reservoirs mean water is no longer a given; the next chapter of the regional economy will be built around pricing scarcity rather than abundance, making water itself more valuable.
Jennifer Gimbel Water policy scholar, former Bureau of Reclamation official 1:11
Low Lake Powell threatens hydropower supply.
Lake Powell is very close to the power pool, and if the reservoir falls below that level it can no longer push water through the turbines to create power, threatening hydropower and power supply in the Western United States.
Andrew Leimgruber Farmer, Imperial Valley 6:27
Senior water rights beat junior Arizona rights.
Imperial Valley farmers hold senior, legally adjudicated Colorado River water rights that are highest priority, while Arizona agreed in shortage to be the first reduced and cut off; this legal seniority protects Imperial Valley water supply and property value relative to junior Arizona rights.
Andrew Leimgruber Farmer, Imperial Valley 6:27
Senior water rights beat junior Arizona rights.
Imperial Valley farmers hold senior, legally adjudicated Colorado River water rights that are highest priority, while Arizona agreed in shortage to be the first reduced and cut off; this legal seniority protects Imperial Valley water supply and property value relative to junior Arizona rights.
Dan Denham General Manager, San Diego County Water Authority 8:45
Desalination becomes necessary marginal water supply.
San Diego desalination supply can be exchanged for money with Arizona and Nevada, helping ease Colorado River cuts while allowing the Water Authority to monetize supply and dampen local rate increases; as cheap river supply shrinks, expensive desalinated water becomes the necessary marginal source.
Up Next

This Bloomberg Markets video, published August 23, 2026, features Westin, Jennifer Gimbel, Andrew Leimgruber, Dan Denham discussing Water, Western U.S. hydropower, Imperial Valley farmland, Arizona water rights, Desalination. 5 trade ideas extracted by AI with direction and confidence scoring.

Speakers: Westin, Jennifer Gimbel, Andrew Leimgruber, Dan Denham  · Tickers: Water, Western U.S. hydropower, Imperial Valley farmland, Arizona water rights, Desalination