(A) It shall be unlawful for any person to cause the sound pressure level to exceed the limits below at any point on the boundary of the property where the person is located.
(1) If the person is located within a residential zone: 55 DBA between the hours of 10:00 p.m. and 7:00 a.m. The octave-band breakdowns of the DBA limits used in this section shall be:
Octave-Bank Center Frequency (HZ) | Maximum Boundary SPL (DB) |
Octave-Bank Center Frequency (HZ) | Maximum Boundary SPL (DB) |
31.5 | 72 |
63 | 71 |
125 | 65 |
250 | 57 |
500 | 51 |
1,000 | 45 |
2,000 | 39 |
4,000 | 34 |
8,000 | 32 |
(2) If the person is located within a commercial zone: 64 DBA at all times. The octave-band breakdowns of the DBA limits used in this section shall be:
Octave-Bank Center Frequency (HZ) | Maximum Boundary SPL (DB) |
Octave-Bank Center Frequency (HZ) | Maximum Boundary SPL (DB) |
31.5 | 79 |
63 | 71 |
125 | 73 |
250 | 67 |
500 | 61 |
1,000 | 55 |
2,000 | 50 |
4,000 | 46 |
8,000 | 43 |
(3) If the person is located within an industrial zone: 66 DBA at all times. The octave-band breakdowns of the DBA limits used in this section shall be:
Octave-Bank Center Frequency (HZ) | Maximum Boundary SPL (DB) |
Octave-Bank Center Frequency (HZ) | Maximum Boundary SPL (DB) |
31.5 | 80 |
63 | 79 |
125 | 74 |
250 | 69 |
500 | 63 |
1,000 | 57 |
2,000 | 52 |
4,000 | 48 |
8,000 | 45 |
(B) If the property boundary lies between any two zones, the lower limit shall apply regardless of the zone in which the person creating the noise is located.
(C) In addition to the above, no person within a residential or a commercial zone shall make or cause to be made any earthshaking vibrations perceptible without the aid of instruments beyond the property boundary of the vibration source. No person within an industrial zone shall make or cause to be made any earth-shaking vibrations perceptible without the aid of instruments beyond the zone boundary of the zone in which the vibration source is located.
(2005 Code, § 73.05) (Ord. 2001-3B, passed 1-15-2001)