A. No telecommunication facility shall be installed within the safety zone of the Petaluma Municipal Airport or any helipad unless the airport owner/operator indicates that it will not adversely affect the operation of the airport or helipad;

B. No telecommunication facility shall be installed at a location where special painting or lighting will be required by the FAA regulations unless technical evidence acceptable to the planning director or planning commission, as appropriate, is submitted showing that this is the only technically feasible location for this facility;

C. No telecommunication facility shall be installed on an exposed ridgeline, in or at a location readily visible from Highway 101, a public trail, public park or other outdoor recreation area, or in property designated with a Floodway (FW), Park or Open Space (OS) on the Petaluma general plan, unless it blends with the surrounding existing natural and manmade environment in such a manner as to be effectively unnoticeable and a finding is made that no other location is technically feasible;

D. No telecommunication facility that is readily visible from off-site shall be installed closer than one-half mile from another readily visible uncamouflaged or unscreened telecommunication facility unless it is a co-located facility, situated on a multiple-user site, or blends with the surrounding existing natural and manmade environment in such a manner as to be effectively unnoticeable; or technical evidence acceptable to the planning director or planning commission, as appropriate, is submitted showing a clear need for this facility and the infeasibility of co-locating it on one of these former sites;

E. No telecommunication facility that is readily visible from off-site shall be installed on a site that is not already developed with telecommunication facilities or other public or quasi-public uses unless it blends with the surrounding existing natural and manmade environment in such a manner so as to be effectively unnoticeable or technical evidence acceptable to the planning director or planning commission, as appropriate, is submitted showing a clear need for this facility and the unfeasibility of co-locating it on one of these former sites; and

F. Telecommunication towers shall be set back at least twenty percent of the tower height from all property lines and at least one hundred feet from any public trail, park or outdoor recreation area. Guy wire anchors shall be set back at least twenty feet from any property line.