Table I
Maximum Permissible A-Weighted Sound Levels
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---|---|---|---|
No person shall cause, suffer, allow, or permit the operation of any source of sound on any source property listed in § 635-2A above in such a manner as to create a sound level that equals or exceeds the sound levels listed below.
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(1) Outdoors
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---|---|---|---|
Receiving Property Category:
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Residential property, or residential portion
of a multi-use property
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Commercial facility, public service facility,
nonresidential portion of a multi-use property, or community service
facility
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Time:
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7:00 a.m. - 10:00 p.m.
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10:00 p.m. - 7:00 a.m.
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24 hours
|
Maximum A-Weighted Sound Level Standard,
dB:
|
65
|
50
|
65
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(2) Indoors.
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---|---|---|---|
Receiving Property Category:
|
Residential property, or residential portion
of a multi-use property
|
Commercial facility* or nonresidential
portion of a multi-use property
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Time:
|
7:00 a.m. - 10:00 p.m.
|
10:00 p.m. - 7:00 a.m.
|
24 hours
|
Maximum A-Weighted Sound Level Standard,
dB:
|
55
|
40
|
55
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*
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In those instances when a commercial facility
shares a common wall/ceiling/floor with another commercial facility
that is producing the sound.
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Table II
Maximum Permissible Octave Band Sound
Pressure Levels in Decibels
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1.
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No person shall cause, suffer, allow, or permit the operation of any source of sound on any source property listed in § 635-2A above in such a manner as to create a sound pressure level that equals or exceeds the sound levels listed below in one or more octave bands.
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2.
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When octave measurements are made, the sound
from the source must be constant in level and character. If octave
band sound pressure level variations exceed plus or minus 2 dB in
the bands containing the principal source frequencies, discontinue
the measurement.
|
Receiving Property Category:
|
Residential property, or residential portion
of a multi-use property
|
Residential property, or residential portion
of a multi-use property
|
Commercial facility, public service facility,
nonresidential portion of a multi-use property, or community service
facility
|
Commercial facility* or nonresidential
portion of a multi-use property
| ||
---|---|---|---|---|---|---|
Outdoors
|
Indoors
|
Outdoors
|
Indoors
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Time:
|
7 a.m. - 10 p.m.
|
10 p.m. - 7 a.m.
|
7 a.m. - 10 p.m.
|
10 p.m. - 7 a.m.
|
24 hours
|
24 hours
|
Octave Band Center Frequency
(Hz)
|
Octave Band Sound Pressure Level
(dB)
|
Octave Band Sound Pressure Level
(dB)
|
Octave Band Sound Pressure Level
(dB)
|
Octave Band Sound Pressure Level
(dB)
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31.5
|
96
|
86
|
86
|
76
|
96
|
86
|
63
|
82
|
71
|
72
|
61
|
82
|
72
|
125
|
74
|
61
|
64
|
51
|
74
|
64
|
250
|
67
|
53
|
57
|
43
|
67
|
57
|
500
|
63
|
48
|
53
|
38
|
63
|
53
|
1,000
|
60
|
45
|
50
|
35
|
60
|
50
|
2,000
|
57
|
42
|
47
|
32
|
57
|
47
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4,000
|
55
|
40
|
45
|
30
|
55
|
45
|
8,000
|
53
|
38
|
43
|
28
|
53
|
43
|
NOTE:
| |
---|---|
*
|
In those instances when a commercial facility
shares a common wall/ceiling/floor with another commercial facility
that is producing the sound.
|