Table I
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---|---|---|---|---|
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 § 147-3A above in such a manner as to create a sound level that equals or exceeds the sound levels listed below.
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A.
|
Outdoors.
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Receiving Property Category
|
Residential Property or Residential Portion
of a
Multiuse Property
|
Commercial Facility, Public Service Facility,
Nonresidential Portion of a Multiuse Property, or Community Service
Facility
| ||
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
|
65
|
50
|
65
| |
B.
|
Indoors.
| |||
Receiving Property Category
|
Residential Property or Residential Portion
of a Multiuse Property
|
Commercial Facility* or Nonresidential
Portion of a Multiuse Property
| ||
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
|
*In those instances when a commercial facility
shares a common wall/ceiling/floor with another commercial facility
that is producing the sound.
|
Table II
| |||||||
---|---|---|---|---|---|---|---|
Maximum Permissible Octave Band
Sound Pressure Levels in Decibels
| |||||||
A.
|
No person shall cause, suffer, allow, or permit the operation of any source of sound on any source property listed in § 147-3A 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.
| ||||||
B.
|
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 Multiuse Property
|
Residential Property or Residential
Portion of a Multiuse Property
|
Commercial Facility, Public Service
Facility, Nonresidential Portion of a Multiuse Property, or Community
Service Facility
|
Commercial facility* or Nonresidential
Portion of a Multiuse Property
| |||
OUTDOORS
|
INDOORS
|
OUTDOORS
|
INDOORS
| ||||
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
| |||
Time
|
7:00 a.m.-10:00 p.m.
|
10:00 p.m.-7:00 a.m.
|
7:00 a.m.-10:00 p.m.
|
10:00 p.m.-7:00 a.m.
|
24 hours
|
24 hours
| |
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
| |
4,000
|
55
|
40
|
45
|
30
|
55
|
45
| |
8,000
|
53
|
38
|
43
|
28
|
53
|
43
|
*In those instances when a commercial
facility shares a common wall/ceiling/floor with another commercial
facility that is producing the sound.
|
TABLE III
Maximum Permissible Increase in Total Sound Levels
Within a Residential Property
| |
---|---|
Weeknights, 10:00 p.m. to 7:00 a.m.
Weekend Nights, 11:00 p.m. to 9:00 a.m.
|
All other items
|
3 dB(C)
|
6 dB(C)
|