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Las Vegas's Secret Weapon Against Water Shortages
27 Jul
Summary
- Las Vegas has three water intake points from Lake Mead.
- A deep tunnel called the 'Third Straw' cost over a billion dollars.
- Conservation efforts are crucial to supplementing infrastructure.

Las Vegas has implemented significant measures to secure its water supply, demonstrating a preparedness for potential shortages that may surprise many observers. The city relies heavily on Lake Mead, a reservoir closely monitored nationwide. To ensure continued water access, Las Vegas has developed multiple intake points over time, enhancing its resilience against declining water levels.
These efforts include the construction of a substantial deep-water intake, referred to as the 'Third Straw.' This project, costing over a billion dollars, was designed to access water at a lower elevation than previous intakes. This critical infrastructure ensures that Las Vegas can continue drawing water even if Lake Mead falls to 'dead pool' levels, where traditional water movement through Hoover Dam becomes impossible.
Beyond its impressive engineering, Las Vegas also prioritizes water conservation, a strategy highlighted as essential for sustainable water management. While the 'Third Straw' provides a crucial buffer, city leaders acknowledge that reducing demand is equally important. This dual approach of advanced infrastructure and aggressive conservation positions Las Vegas as a potentially leading example of water efficiency among North American cities.