Anemometer (MET) Towers

The Oklahoma Department of Aerospace and Aeronautics online services allows users to access the following applications or processes:

• The public is able to extract the locations of MET Towers within Oklahoma. This is done in the PUBLIC links in the left-hand margin.
• Owner/Operators of MET Towers are able to set up an online account and register their tower(s). This can be done by utilizing the 'Login/Register' link in the right-hand margin.

The following information was prepared to assist owners and operators of anemometer towers in complying with the permanent rules effective August 27, 2015, requiring the marking of anemometer towers, notifying the Oklahoma Department of Aerospace and Aeronautics (ODAA) of the location of existing towers and those to be constructed/erected, and notifying the ODAA of the removal of a tower.

[Note: Anemometer towers erected prior to December 17, 2014, shall have until November 13, 2015, to comply with the rules requiring marking of the towers.]

• The entire anemometer tower shall be painted in seven equal, alternating bands of aviation orange and white, beginning with orange at the top and bottom of the tower.
• Two marker balls shall be attached to and evenly spaced on each of the outside guy wires.
• One seven-foot sleeve shall be placed at each anchor point and shall extend from the anchor point along each guy wire attached to the anchor point with a second sleeve attached to the outer guy wire.

For existing towers -

The Oklahoma Department of Aerospace and Aeronautics must be notified of the location of any existing towers as soon as possible. Existing towers have until November 13, 2015, to be in compliance with the marking requirements.

For towers to be constructed/erected -

The Oklahoma Department of Aerospace and Aeronautics must be notified of the location of any tower to be constructed/erected at least 10 days before the construction of any tower. Anemometer towers constructed after December 17, 2014, must comply with marking requirements upon construction/erection.

For towers to be removed -

The Oklahoma Department of Aerospace and Aeronautics must be notified of the location of any tower to be removed within 30 days of the removal of the tower.