Compressor stations shall be constructed to meet the following performance standards: Noise and vibration shall be eliminated by proper construction of structures and with sufficient screening and dampening to control nuisance of noise and vibration. The compressor and pump stations shall not be located closer than 1,200 feet to a residential district and shall be so located as to have front yard of 200 feet, and side and rear yards of 100 feet, and shall have a 20-foot-wide green belt around a sight obscuring fence six feet high. Compressor stations shall not be over 30 feet in height and shall be of sound-proofed masonry material. All machines shall be placed on shock-absorbing mountings and on a suitable reinforced concrete footing to reduce vibrations. Noise in decibels as measured at property lines shall not be over 60 decibels and muffled so as not to become objectionable to a substantial number of people due to intermittence, beat frequency or high frequency, or shrillness, nor exceed street traffic noise during normal day work shift. Necessary silencers on the air intake openings, sound insulation of the mufflers and other piping, and soundproofing of the interior of structures shall be provided. No machine shall be loaded beyond the capacity as prescribed by the manufacturer. Vibration displacement at the property line shall not exceed one one-thousandth of one inch. No smoke or soot shall be permitted to emanate from the operation of the station. Noise, vibration, odors or other conditions which create nuisances shall not be permitted. [Ord. 4515 § 2, 2021; Ord. 1503 § 34, 1971; Code 1970 § 16.12.340.]