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 West Windsor
 Code of Ordinances
 Part II. General Legislation
 Chapter 113. Noise

  § 113-6. Maximum permissible sound levels.  

Latest version.
  • A. 
    No person shall cause, suffer, allow, or permit the operation of any source of sound on any source property listed in § 113-2(A) above in such a manner as to create a sound level that equals or exceeds the sound level limits set forth in Tables I, II or III when measured at or within the real property line of any of the receiving properties listed in Tables I, II or III except as specified in § 113-5B.
    B. 
    Impulsive sound. Between 7:00 a.m. and 10:00 p.m., impulsive sound shall not equal or exceed 80 decibels. Between 10:00 p.m. and 7:00 a.m., impulsive sound which occurs less than four times in any hour shall not equal or exceed 80 decibels. Impulsive sound which repeats four or more times in any hour shall be measured as continuous sound and shall meet the requirements as shown in Tables I and II.
    C. 
    Maximum sound levels are as follows:
    (1) 
    Outdoors.
    Table I
    Maximum Permissible A-Weighted Sound Levels When Measured Outdoors
    Receiving property category
    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
    Time
    7:00 a.m. to 10:00 p.m.
    10:00 p.m. to 7:00 a.m.
    24 hours
    Maximum A-weighted sound level standard, dB
    65
    50
    65
    (2) 
    Indoors.
    Table II
    Maximum Permissible A-Weighted Sound Levels When Measured Indoors
    Receiving property category
    Residential property, or residential portion of a multi-use property
    Commercial facility or nonresidential portion of a multi-use property
    Time
    7:00 a.m. to 10:00 p.m.
    10:00 p.m. to 7:00 a.m.
    24 hours
    Maximum A-weighted sound level standard, dB
    55
    40
    55
    NOTE: Table II shall only apply when the source and the receptor are separated by a real property line and they also share a common or abutting wall, floor or ceiling, or are on the same parcel of property.
    (3) 
    Octave band.
    Table III
    Maximum Permissible Octave Band Sound Pressure Levels in Decibels
    Receiving property category
    Residential property, or residential portion of a multi-use property
    OUTDOORS
    Residential property, or residential portion of a multi-use property
    INDOORS
    Commercial facility, public service facility, nonresidential portion of a multi-use property, or community service facility
    OUTDOORS
    Commercial facility or nonresidential portion of a multi-use property
    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. to 10:00 p.m.
    10:00 p.m. to 7:00 a.m.
    7:00 a.m. to 10:00 p.m.
    10:00 p.m. to 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
    NOTE: 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.