9-402.080 - POST-INSTALLATION IRRIGATION SCHEDULING

For the efficient use of water, all irrigation schedules must be developed, managed, and evaluated to utilize the minimum amount of water required to maintain plant health. Irrigation schedules must meet the following criteria:

(a)

Irrigation scheduling must be regulated by automatic irrigation controllers.

(b)

Overhead irrigation must be scheduled between 8:00 p.m. and 10:00 a.m. unless weather conditions prevent it. Operation of the irrigation system outside these times is allowed for auditing and system maintenance or if required by the water purveyor.

(c)

Irrigation run times and flow rates shall be monitored to ensure that the applied water meets the Estimated Total Water Use and the total annual applied water is less than or equal to the Maximum Applied Water Allowance.

(d)

A diagram of the irrigation plan showing hydrozones must be kept with the irrigation controller.