Chapter 19.22 WATER-EFFICIENT LANDSCAPING 19.22.010 Purpose. 19.22.020 Applicability. 19.22.030 Definitions. 19.22.040 General requirements and standards. 19.22.050 Elements of the conceptual landscape documentation plan. 19.22.060 Water-efficient landscape worksheet. 19.22.070 Recycled water. 19.22.080 Stormwater management.