The following words, terms and phrases, when used in this chapter,
shall have the meanings ascribed to them in this section, except where
the context clearly indicates a different meaning:
AMBIENT SOUND
The all-encompassing noise association with a given environment,
being usually a composite of sounds from many sources, near and far.
ANSI
American National Standards Institute or successor.
BOROUGH
The Borough of Mount Holly Springs, Cumberland County, Pennsylvania.
DECIBEL
A unit of sound level which is a division of a logarithmic
scale used to express the ratio of the sound pressure of the source
to the pressure of an arbitrarily chosen reference pressure; the ratio
is expressed on the decibel scale by multiplying its base 10 logarithm
by 20.
DISTURB
Interpreted objectively to mean an actual or imminent interference
with the peace or good order of the Borough of Mount Holly Springs.
NIGHTTIME
9:00 p.m. to 7:00 a.m., prevailing time.
NOISE
Any sound emitted by a person, animal, appliance, equipment,
instrument or other device.
NOISE DISTURBANCE
Any sound which:
A.
Endangers or injures the safety or health of humans or animals;
B.
Annoys or disturbs a reasonable person of normal sensitivities;
C.
Endangers or injures personal or real property; or
D.
Exceeds the limits set out in §
366-5.
NOISE LEVEL
Airborne sound levels expressed in dB and obtained by the
use of certain frequency-dependent weighting networks, as specified
in the reference standards and indicated by proper notation; if A-weighting
is employed, the sound level is indicated as dB(A).
NOISE POLLUTION
Noise of such loudness and character from a single source
or from multiple sources which is or may be predicted with reasonable
certainty to be injurious to health or which unreasonably interferes
with the enjoyment of property or with any lawful business or activity.
Noise/sound pressure levels exceeding those permitted in any district
shall constitute noise pollution.
PARTY
Any social gathering.
PERSON
Includes an individual, firm, association, organization,
partnership, trust, company, corporation or any similar entity.
PUBLIC RIGHT-OF-WAY
Any street, avenue, boulevard, highway, sidewalk, alley or
similar place which is owned or controlled by a government entity.
REPETITIVE IMPULSIVE SOUND
Recurring sound of a short duration, usually less than one
second, with an abrupt onset and rapid decay. Examples of repetitive
impulsive sounds include explosions, drop forge impacts and the discharge
of firearms.
SOUND-LEVEL METER
An instrument or combination of instruments which meets or
exceeds the requirements for an ANSI Type S1A or Type S2A sound-level
meter.
ZONING DISTRICT
Those districts as set forth on the Zoning Map of the Borough
of Mount Holly Springs, as presently existing and as may be from time
to time amended.
Noise emitted from the following sources shall be exempt from
the noise standards specified herein:
A. All safety signals and warning devised (e.g., intrusion alarms, backup
alarms on trucks), authorized vehicles when responding to emergencies
(e.g., police, fire and ambulances) or any other device used to alert
persons to an emergency or used during the conduct of emergency work.
B. The provision, repair and maintenance of municipal services or public
utilities.
C. Bells, chimes or carillons used in conjunction with religious purposes,
national celebrations or public holidays; existing bells, chimes or
carillons that are currently in place for any other purpose.
D. Musical, recreational and athletic events conducted by schools, local
government and nonprofit entities.
E. Activities permitted by special waiver, as provided herein, according
to the terms and conditions of said waiver.
F. Special waivers. A temporary waiver from strict compliance with the
noise standards specified herein may be granted to persons under exigent
circumstances, as determined by the Borough Mayor.