Water Usage Calculator To estimate the amount of water your household consumes, fill out the form below and press the Calculate button. If plants appear to be stressed or under-watered, then increase the water amount or apply less water more frequently; if plants appear to be over-watered or if their performance is good but greater water conservation is desired, then decrease the water amount or apply the same amount of water less frequently by extending the interval between irrigations. Trees, shrubs, groundcovers, and woody vines perform acceptably when irrigated about every 5-15 days in summer, depending on their root depth and the soil water holding capacity. To use the calculators, first determine the type of plants and planting involved. How many times is your lawn watered each week? The Lawn and Turfgrass calculator requires you to enter the type of grass and the water application rate of your sprinkler system. The city gets nearly all its water … Generally, water consumption is higher during the summer due to watering lawns, pools and gardening. They are not appropriate for estimating water requirements of sports fields, golf courses, plant nurseries, sod farms, or other plant production operations. Except for the Lawn and Turfgrass calculator, you will need to enter the size of the plants or planted area and the average daily ETo (reference ET) rate, which accounts for the influence of local weather on plant water requirements. Running a typical sprinkler from a standard garden hose (5/8”) for one hour uses about 1,020 gallons of water; if you run it three times per week, that is about 12,240 gallons per month. After setting an initial irrigation schedule, monitor plant performance for a few weeks to a month. Cool-season grasses include tall fescue, other fescues, ryegrasses, and, Kentucky bluegras, while warm-season grasses include Bermuda, zoysia, St. Augustine, buffalograss, and kikuyugrass. With a little bit of planning, you can set yourself up to hit every inch of grass without sprinkling your sidewalk, driveway, neighbor's lawn—well, you get the picture. You should water your lawn once or twice a week, giving your grass 1 to 1.5 inches of water each time. Click on a link below to see how much water and money you could be saving with Rain Bird: 1800-PRS: 5 Easy Steps to Calculate Water Savings Estimated Water Savings Using Rain Bird 5000/5000 Plus PRS Series Rotors Dripline Product Selection Guide Landscape Drip … There are separate calculators for different types of plant materials and common landscape settings: When trees are located in a planting of lawn, groundcover, herbaceous perennials, or annual flowers, their water requirements will be met by the estimated water requirement of the surrounding planting. Purdue Turf Fertilizer Calculator How Much Do I Need - Calculate how much fertilizer you need given an nutrient application rate. To estimate how much water your sprinkler system applies per hour, follow the procedure in the UC Lawn Watering Guide. The most common method is to measure the amount of water supplied from a hose bib on the property. Estimate the number of minutes water is used outdoors for purposes other than watering … Developed by the city of San Diego, it provides customized watering schedules by zip code based on data from the California Irrigation Management Information System weather station network. Water reduction is usually done most effectively by extending the interval between irrigations by up to 30%. Established cool-season lawns (tall fescue, other fescues, rye, Kentucky bluegrass) require irrigation about 2-3 times per week in summer to perform acceptably, while warm-season lawns perform acceptably when irrigated about every 4-10 days in summer, all depending on the soil water holding capacity and root depth. Learn more about the units used on this page. The Lawn and Turfgrass calculator requires you to enter the type of grass and the water application rate of your sprinkler system. Calculate Water Use Supplying your lawn with 1-inch of water requires about half a gallon per square foot (0.623 of a gallon). We will calculate how long to run your system in step 3. AgriMet provides a list of crop water use charts for Idaho, Montana, Oregon, Washington, California, Nevada, and Wyoming. 49, No. This calculator is designed to give information of where and how much water we use. Journal of Soil and Water Conservation. Use the provided CIMIS station link to search for the closest location that reports reliable ETo data to get an accurate estimate of current water requirements. Outlined in the report are two values for savings, a percent savings for wet weather conditions (34%) and percent savings for the dry season (13% and 24%). It is the first step in beginning to conserve one of our most precious resources, our natural fresh water supply. Utah Division of Water Resources. Many landscape plants, including turf, will survive with some loss in performance (little growth or vigor, wilting, browning and loss of foliage, thinning of turf) if applied water is reduced by up to 30% of the estimated requirement for up to a few months. Always change irrigation frequency by a day at a time or adjust the water amount (system runtime) gradually in increments of 10%, and observe plants' performance to see if they respond favorably before making any further adjustment. Indoor Water Consumption The estimated gallons of water demand produced by the calculators can be very useful for scheduling drip irrigation. How many minutes is the lawn watered per watering? How Much Am I Applying - Find how much of each nutrient you are applying based on how much fertilizer is applied. Herbaceous perennials usually perform acceptably when irrigated 1-2 times per week in summer. 8280 Willow Oaks Corporate Drive | Suite 400 | Fairfax, VA 22031 Tel: 703.536.7080 | Fax: 703.536.7019 4 months = 16 weeks. The Lawn and Turfgrass calculator provides estimated weekly run time minutes. Cool-season grasses include tall fescue, other fescues, ryegrasses, and, Kentucky bluegras, while warm-season grasses include Bermuda, zoysia, St. Augustine, buffalograss, and kikuyugrass. Choose your state, then choose a … Center for Landscape & Urban Horticulture, Landscape Water Conservation & Irrigation Management, Easy Calculators for Estimating Landscape Water Requirements, Drought and Landscape Water Use - Some Perspective, ET: Evapotranspiration and Plant Water Use, Handbook: U.C. SF: This is the area to be irrigated in square feet. If you must, water your lawn when it’s cooler – in the early morning or late evening – to reduce water loss from evaporation. Use our water saving tips below to reduce your water use when you water your lawn or garden. You can find your actual water consumption on the bill and compare it to the calculator. Then multiply that figure by 0.623 to come up with the number of gallons used (or use our calculator below). Choose your state, then choose a location from your state's list. Most lawns need 1 to 1.5 inches of water per week—either from rain or watering—to soak the soil that deeply. To calculate the amount of water you use, multiply the width times the length of your yard in feet to get the number of square feet of area. The calculators provide water demand per day and per week, although no established lawn or landscape plants require irrigation on a daily basis. 2. p. 189-194; Disclaimer: This calculator was created by East Bay Municipal Utility District and StopWaste to provide an estimate of water savings and is intended to be used for informational use only. 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