On the Western Slope, local water systems like the Ute Water Conservancy District rely on snowmelt from the Grand Mesa. This is why saving water at home with small changes now matters more than ever for Coloradans who want to protect the local water supply. Here are five easy ways to save water in Western Colorado. A leaky faucet or toilet can waste dozens of gallons every day — catch and repair them fast to save water instantly. Cutting shower time just a few minutes and turning water off while brushing can save dozens of gallons weekly.