Alfalfa is one needy crop in Imperial Valley.

Source: https://voiceofsandiego.org/2023/11/13/morning-report-two-women-facing-eviction-are-stuck-in-a-vortex-of-evolving-housing-laws/

And in the Imperial Valley, the Imperial Irrigation District delivers the single largest share of the river’s water to farmlands that produce crops including hay and vegetables.

Source: https://www.latimes.com/environment/story/2023-09-05/california-farmers-urge-one-dam-solution-for-colorado-river

Even the full economic effects of a previous fallowing program in the Imperial Valley are unclear.

Source: https://www.csmonitor.com/USA/Society/2023/0412/Colorado-River-water-Is-fallowing-farmland-a-fair-way-to-conserve?icid=rss

FILE - Water flows along the All-American Canal, Aug. 13, 2022, near Winterhaven, Calif. The canal conveys water from the Colorado River into the Imperial Valley.

Source: https://www.gjsentinel.com/news/colorado/california-arizona-nevada-offer-landmark-drought-deal-to-use-less-colorado-river-water--/article_e50f8465-e812-5338-bbec-82b828c46e13.html

If Lake Mead were to hit “dead pool” levels, that would cut off the flow to California, Nevada and Mexico, including the only supply of water for nine cities and about 500,000 acres of farmland in the Imperial Valley.

Source: https://www.latimes.com/environment/story/2023-01-27/colorado-river-in-crisis-agriculture-under-pressure