Each year one half of the 1.4 billion gallons of water we deliver is used for outdoor irrigation.
This page contains information and resources to help our community become more effective stewards of our vital water resources.
Minutes to Water per Zone Per Month
These times are based on a sprinkler system running at an efficient level. Watering is not allowed between 10 a.m. and 6 p.m.
| Month | Fixed spray heads | Rotor heads | Rotary/high-efficiency nozzles | Manual sprinklers |
|---|---|---|---|---|
| January- April water trees and shrubs as needed. | ||||
| May | 12 minutes | 24 minutes | 30 minutes | 18 minutes |
| June | 17 minutes | 35 minutes | 43 minutes | 26 minutes |
| July | 18 minutes | 36 minutes | 45 minutes | 27 minutes |
| August | 14 minutes | 27 minutes | 34 minutes | 20 minutes |
| September | 11 minutes | 23 minutes | 28 minutes | 17 minutes |
| October-December water trees and shrubs as needed. |
Outdoor Water Use Rules
To help conserve water and reduce water waste, the following watering rules are in effect from May 1 to October 1 each year.
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Landscaping
8 Best Plants for Colorado Landscaping
Rocky Mountain Columbine (the official state flower of Colorado)
Russian Sage
Yellow Alyssum
Bronze Fennel
Zinnia
Mountain Mahogany
Cheyenne Privet
Douglas Fir
Learn more about Colorado-specific plants and year-round gardening tips.
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