(A) Landscapes shall be maintained to ensure water-use efficiency. A regular maintenance schedule shall be submitted with the certificate of completion.
(B) A regular maintenance schedule shall include, but not be limited to, routine inspection; adjustment and repair of the irrigation system and its components; aerating and dethatching turf areas; replenishing mulch; fertilizing; pruning; weeding in all landscape areas and removing any obstruction to emission devices.
(C) Repair of all irrigation equipment shall be done with the originally-installed components or their equivalents.
(D) A project applicant is encouraged to implement sustainable or environmentally-friendly practices for overall landscape maintenance
(E) Low-flow plumbing fixtures. All new development shall be constructed with plumbing fixtures meeting the requirements of this section or the latest edition of the Oregon Plumbing Specialty Code. The code requirement specifying fixtures conserving the greatest amount of water for each fixture shall apply. Fixtures for residential development include toilets, shower heads, lavatory sink faucets, spray sprinkler bodies, and irrigation timers. In addition to these fixtures, commercial and industrial facilities shall include prerinse sprayers (kitchens), flush-valve toilets and urinals.
(1) Individual shower- and tub-shower-combination-control valves.
(a) Single and multiple showerheads serving 1 shower. Showerheads shall have a maximum flow rate of 2.0 gallons (7.57 L) per minute, measured at 80 psi. Showerheads shall be certified to the performance criteria of the U.S. EPA WaterSense specification for showerheads.
(2) Water closets.
(a) General. All water closets shall have a maximum consumption not to exceed 1.28 gallons (4.8 L) of water per flush in accordance with ASME A112.19.2/CSA B45.1.
(b) Flushometer valve-activated water closets. Flushometer valve-activated water closets shall have a maximum flush volume of 1.28 gallons (4.8 L) per flush in accordance with ASME A112.19.2
(3) Urinals. Wall-mounted and all other urinals shall have an average consumption not to exceed 0.125 gallons (0.47 L) per flush. Other urinals shall have an average water consumption not to exceed 0.5 gallons (1.89 L) per flush.
(4) Wash-fountain faucets and fixture fittings.
(a) Wash fountains. Wash fountains shall have a maximum flow rate of not more than 1.8 gallons (6.8 L) per minute/20 [rim space (inches) at 60 psi].
(b) Metering faucets. Metering faucets for wash fountains shall have a maximum flow rate of not more than 0.20 gallons (0.76 L) per cycle/20 [rim space (inches) at 60 psi].
(5) Sink faucets. Sink faucets shall have a maximum flow rate of not more than 2.2 gpm (8.3 L/min) at 60 psi. Exceptions: clinical sinks, laundry sinks, service sinks.
(a) Lavatory faucets. Lavatory faucets shall have a maximum flow rate of 1.5 gallons (5.7L) per minute at 60 psi.
(b) Kitchen faucets. Kitchen faucets shall have a maximum flow rate of not more than 1.8 gallons (6.8 L) per minute at 60 psi. Kitchen faucets may temporarily increase the flow above the maximum rate, but not to exceed 2.2 gallons (8.3 L) per minute at 60 psi, and must default to the maximum rate of 1.8 gallons (6.8L) per minute at 60 psi.
(Ord. 2018-10-01, passed 12-11-2018; Am. Ord. 2021-12-01, passed 1-11-2022)