15.92.220   Provisions for existing landscapes.
   A.   This section applies to existing landscapes over one acre in size that were installed before December 1, 2015.
   B.   For existing landscapes that have metered water service, the city may conduct or may require the property owner to provide irrigation water use analyses, irrigation surveys, and irrigation audits to evaluate water use and provide recommendations as necessary to reduce landscape water use to a level that does not exceed the MAWA for existing landscapes. The MAWA for existing landscapes shall be calculated as: MAWA = (0.8)(ETo)(LA)(0.62).
   C.   For existing landscapes that do not have metered water service, the city may conduct or may require the property owner to provide irrigation surveys and irrigation audits to evaluate water use and provide recommendations as necessary to prevent water waste.
   D.   All landscape irrigation audits shall be conducted by a certified landscape irrigation auditor. (Ord. 2015-0038 § 2)