Cycle & Soak Method

How Much Water Does Your Irrigation System Use

Try these calculations for your yard!

Print out this Water Usage Chart or use the calculations given.

First, determine what kind of sprinkler head you have:

  • Spray Head - Up to 3 gallons per minute (per head)
  • Rotor Head - Up to 9 gallons per minute (per head)

Then, Plug in the numbers below:

  • The number of sprinkler heads multiplied by number of gallons per minute multiplied by number of minutes scheduled peruse, equals the number of gallons emitted peruse.

Drip Irrigation

Do you have drip irrigation? it uses up to 1.5 gallons per minute in each 10 by 10 area. Plugin the numbers to the formula given if you have drip irrigation:

  • The number of square feet of irrigated lawn, equals the number of gallons emitted peruse multiplied by number of minutes scheduled peruse.

Any variance above your normal household consumption could indicate any of the following:

  • Broken or damaged sprinkler heads
  • Check for multiple timer programs (A, B, and C)
  • Check weekly and daily timers
  • Incorrect irrigation timer settings
  • Leaky or running toilet. (Public works has free tablets to help you check for toilet leaks)
  • A power surge could reset a timer to factory defaults, causing it to run more frequently than expected.

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