Public Notice ORDINANCE NO. 176,3rd Series
ORDINANCE NO. 176,3rd Series
AN ORDINANCE OF THE CITY OF
WADENA, MINNESOTA CREATING
REGULATION OF WIND ENERGY
THE CITY COUNCIL OF THE CITY OF
SECTION 11.22. WIND ENERGY
CONVERSION SYSTEMS (WECS)
Subd. 1. Purpose.
The purpose of this section is to regulate
the installation and operation of Wind Energy
Conversion Systems (WECS) within the City
of Wadena for the safety and wellbeing of
the citizens. This Ordinance is to establish
regulations not otherwise subject to the siting
and oversight by the State of Minnesota.
Subd. 2. Definitions.
The following definitions apply to this sec-
tion of the Code.
WECS - Wind Energy Conversion System:
An electrical generating facility comprised of
one or more wind turbines and accessory fa-
cilities, including and not limited to: power
lines, transformers, substations and mete-
orological towers that operate by converting
the kinetic energy of wind into electrical en-
ergy. The energy may be used on-site or dis-
tributed to the electrical grid.
Meteorological Tower --For the purposes
of this WECS Ordinance a meteorological
tower is a temporary tower which is erected
to gather data on wind speed and direction
plus other data relevant to the siting of a
Subd. 3. Special Requirements.
A. Wind energy conversion systems regu-
lated by this section shall only be allowed
within any Zoning District as a Conditional
Use and Permitted as prescribed under the
Wadena Zoning Ordinance. In addition a
Land Use and Zoning permit must be ob-
B. Only one (1) WECS system is permitted
on any one (1) lot.
Subd. 4. Application requirements.
A. A site plan drawn to scale and dimen-
sioned including all structures, buildings,
above ground utilities and trees on the lot
where the WECS is to be installed.
B. The elevations of all items mentioned
C. The proposed location of the WECS in-
cluding the location of guy wire anchors.
D. The location and elevation of all struc-
tures within 350 feet of the exterior boundar-
ies of the property of installation of the
E. A description of the project including
name plate generating capacity, tower
height, rotor diameter and means of inter-
connection with the electrical grid.
F. Standard drawings of the structural
components of the WECS and support struc-
tures including base and footings shall be
provided as certified by a Minnesota licensed
G. A contract or agreement with the affect-
ed electrical power supplier for excess power
fed back into the electrical grid.
H. A permit or letter from the FAA or
MNDOT Aeronautics related to the use of air
I. Other Local, County, State and Federal
permits as may be required.
Subd. 5. Meteorological Towers.
A. An interim permit will be issued for a
Meteorological tower for a period not to ex-
ceed eighteen (18) months by the City of
Wadena Planning and Zoning Director.
B. The Meteorological tower is subject to
the same setback regulations as a WECS.
C. No tower shall have affixed or attached
lights, reflectors, flashers or any other illumi-
nation, except for those required by the Fed-
eral Aviation Administration.
D. Any Abandoned or obsolete temporary
tower shall be removed within thirty (30)
days from the cessation of operation at the
E. The temporary meteorological tower
shall be erected to meet all standards for
wind resistance and weatherability to not be
a safety hazard or nuisance.
Subd. 6. Performance Standards.
A. A WECS may not interfere with hospital
heliport approach/departure corridors.
B. The permitted maximum height of a
WECS shall be measured from the base of
the tower to the highest possible extension
of the rotor and shall not exceed one hun-
dred and seventy-five (175) feet
C. No part of a WECS (including guy
wires) shall be located within or above any
required front, side or rear yard setback.
WECS towers shall be set back from the
closest property line one (1) foot for every
one (1) foot of system height.
D. No rotor blades may extend over drive-
ways, sidewalks or parking areas and must
not be within twelve (12) feet of the ground.
The maximum diameter of the rotor shall not
exceed twenty six (26) feet.
E. WECS shall not be located within thirty
(30) feet of an above ground utility line.
F. Blade arcs created by the WECS shall
have a minimum of thirty (30) feet of clear-
ance over any structure within a two hundred
(200) foot radius.
G. Each WECS shall be equipped with
both a manual and automatic braking device
capable of stopping the WECS operation in
high winds (40 miles per hour or greater).
H. Each WECS shall be grounded to pro-
tect against natural lightning strikes in con-
formance with the national electric code.
I. To prevent climbing by unauthorized
people, the tower must comply with one of
a. Tower climbing apparatus shall not be
located within twelve (12) feet of the ground.
b. A locked anti climbing device shall be
installed on the tower.
c. Towers capable of being climbed shall
be enclosed by a locked, protective fence at
least six (6) feet high.
J. WECS shall have a sign posted at the
base of the tower containing the following in-
a. A high voltage warning.
b. The manufacturer's name.
c. An emergency phone number.
d. Emergency shutdown procedures.
e. This sign must be easily legible and
not over four (4) square feet in size.
K. WECS shall not have affixed or at-
tached any lights, reflector, flasher or any
other illumination except for illumination de-
vices required by the FAA.
L. WECS shall be designed and construct-
ed not to cause radio, television or other
M. Noises created by the operation of the
WECS shall be in compliance with and regu-
lated by the State of Minnesota Pollution
Control Standards, Minnesota Regulations
NPC 1 and 2, as amended.
N. All electrical equipment and connec-
tions shall be designed and installed in com-
pliance with the Electrical Code.
Subd. 7. Conditions of Permit.
A. Ornamental wind devices that are not a
WECS shall be exempt from this section.
B.If a WECS is not maintained in opera-
tional condition and poses a potential safety
hazard or a nuisance, the owner shall be
take expeditious action to correct the situa-
C. Any WECS or tower which is not used
for twelve (12) successive months shall be
deemed abandoned and shall be dismantled
and removed from the property at the ex-
pense of the property owner.
D. Right of Entrance - By the acceptance
of the Conditional Use Permit, The own-
er/operator grants permission to the City of
Wadena to enter the property to assure com-
pliance with all conditions set forth in this
Adopted by the City Council of the City of
Wadena this 12th day of May 2009.
March 16, 2009