Is Texas running out of water? What most people get wrong about the state's growing water crisis

October 21, 2026 / 4:06 PM CDT / CBS Texas.

In water management, there's this thing known as "day zero." It refers to the point where a city or region's water supply reaches critically low levels, six months away from demand exceeding supply.

Just this year, one Texas city was projected to become the first in the U.S. to reach that point: Corpus Christi.