Jake of the Web

http://www.conservewater.utah.gov/
Tons of helpful info on effectively watering your yard, free efficiency tests that are available, drought-resistant plants and what rebates you can receive based on you landscaping choices.
http://www.conservewater.utah.gov/Monthly/
Watering schedule suggestions (how long, how often) based on location and time of year.
http://www.conservewater.utah.gov/Customized/
For those who want to get really technical and precise, this system will help you pinpoint the most effective way to