City of Leavenworth Development Regulations

D E V E L O P M E N T R E G U L A T I O N S A R T I C L E 1 0 . S U P P L E M E N T A L S T A N D A R D S

10.02 Wind Energy

1. Setbacks : A wind tower for a small wind energy system shall be set back a distance of 1.05 times its total height from: a. Any public road right of way, unless written permission is granted by the governmental entity with jurisdiction over the road; b. Any overhead utility lines, unless written permission is granted by the affected utility; c. All property lines, unless written permission is granted from the affected landowner or neighbor. 2. Access: All ground-mounted electrical and control equipment shall be locked or secured to prevent unauthorized access. The wind tower shall be designed and installed without step bolts or a ladder readily accessible to the public for a minimum height of eight feet above the ground. 3. Height: The maximum height of a small wind energy system shall be 75 feet. C. Vertical Axis Wind Turbine Standards: A vertical axis wind turbine (VAWT) using vertical wind turbine technology shall be permitted in all zoning districts, except the CBD, as an accessory use subject to the following requirements: 1. Residential District Requirements: a. A maximum of one VAWT is permitted per lot or one per acre, whichever is greater. b. Building mounted VAWTs shall not exceed 40 feet in height measured from the base attached to the structure to the highest point on the VAWT. c. The maximum height for a freestanding VAWT shall not exceed 75 feet measured from the base of the tower to the highest point on the VAWT.

d.

A VAWT shall be setback a distance of 1.05 times its total height from:

e.

Any public road right of way, unless written permission is granted by the governmental entity with jurisdiction over the road; Any overhead utility lines, unless written permission is granted by the affected utility; All property lines, unless written permission is granted from the affected landowner or neighbor.

f.

g.

2.

Non-Residential District Requirements: Multiple VAWTs are permitted on any nonresidential lot subject to the following requirements: a.

Building mounted VAWTs shall not exceed 40 feet in height measured from the base attached to the structure to the highest point on the VAWT.

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