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Riverdale, IA Code of Ordinances
CODE OF ORDINANCES OF THE CITY OF RIVERDALE, IOWA
SUPPLEMENT RECORD
CHAPTER 1 CODE OF ORDINANCES
CHAPTER 2 CHARTER
CHAPTER 3 MUNICIPAL INFRACTIONS
CHAPTER 5 OPERATING PROCEDURES
CHAPTER 6 CITY ELECTIONS
CHAPTER 7 FISCAL MANAGEMENT
CHAPTER 8 URBAN RENEWAL
CHAPTER 15 MAYOR
CHAPTER 16 MAYOR PRO TEM
CHAPTER 17 CITY COUNCIL
CHAPTER 18 CITY CLERK
CHAPTER 19 CITY TREASURER
CHAPTER 20 CITY ATTORNEY
CHAPTER 21 PLANNING AND ZONING COMMISSION
CHAPTER 22 CITY ADMINISTRATOR
CHAPTER 30 CONTRACT LAW ENFORCEMENT
CHAPTER 35 FIRE DEPARTMENT
CHAPTER 40 PUBLIC PEACE
CHAPTER 41 PUBLIC HEALTH AND SAFETY
CHAPTER 42 PUBLIC AND PRIVATE PROPERTY
CHAPTER 45 ALCOHOL CONSUMPTION AND INTOXICATION
CHAPTER 46 MINORS
CHAPTER 47 PARK REGULATIONS
CHAPTER 48 FACILITY AND PARK RENTAL PROCEDURES AND FEES
CHAPTER 49 MOWING OF PROPERTIES
CHAPTER 50 NUISANCE ABATEMENT PROCEDURE
CHAPTER 51 JUNK AND JUNK VEHICLES
CHAPTER 52 OUTDOOR LIGHTING
CHAPTER 53 NOISE CONTROL
CHAPTER 55 ANIMAL PROTECTION AND CONTROL
CHAPTER 60 ADMINISTRATION OF TRAFFIC CODE
CHAPTER 61 TRAFFIC CONTROL DEVICES
CHAPTER 62 GENERAL TRAFFIC REGULATIONS
CHAPTER 63 SPEED REGULATIONS
CHAPTER 64 TURNING REGULATIONS
CHAPTER 65 STOP OR YIELD REQUIRED
CHAPTER 66 LOAD AND WEIGHT RESTRICTIONS
CHAPTER 67 PEDESTRIANS
CHAPTER 68 ONE-WAY TRAFFIC
CHAPTER 69 PARKING REGULATIONS
CHAPTER 70 TRAFFIC CODE ENFORCEMENT PROCEDURES
CHAPTER 72 GOLF CARTS
CHAPTER 75 MULTI-USE RECREATIONAL TRAILS
CHAPTER 80 ABANDONED VEHICLES
CHAPTER 90 WATER SERVICE
CHAPTER 91 WATER SERVICE LINES
CHAPTER 95 WASTEWATER FACILITIES
CHAPTER 96 SEWER/UTILITES REVIEW COMMITTEE
CHAPTER 100 STORM WATER MANAGEMENT PROGRAM
CHAPTER 101 ILLICIT DISCHARGE DETECTION AND ELIMINATION
CHAPTER 102 CONSTRUCTION SITE EROSION AND SEDIMENT CONTROL
CHAPTER 103 POST-CONSTRUCTION EROSION AND SEDIMENT CONTROL
CHAPTER 105 SOLID WASTE CONTROL
CHAPTER 106 COLLECTION OF SOLID WASTE
CHAPTER 110 NATURAL GAS FRANCHISE
CHAPTER 111 ELECTRIC FRANCHISE
CHAPTER 120 LIQUOR LICENSES AND WINE AND BEER PERMITS
CHAPTER 121 CIGARETTE AND TOBACCO PERMITS
CHAPTER 122 PEDDLERS, SOLICITORS AND TRANSIENT MERCHANTS
CHAPTER 123 HOUSE MOVERS
CHAPTER 135 STREET USE AND MAINTENANCE
CHAPTER 136 VACATION AND DISPOSAL OF STREETS
CHAPTER 137 STREET GRADES
CHAPTER 138 NAMING OF STREETS
CHAPTER 139 CONTROLLED ACCESS FACILITIES
CHAPTER 145 DANGEROUS BUILDINGS
CHAPTER 146 ABANDONED VEHICLES
CHAPTER 150 BUILDING NUMBERING
CHAPTER 151 TREES
CHAPTER 155 CONSTRUCTION CODE
CHAPTER 160 FLOOD PLAIN MANAGEMENT
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53.04 NOISE PROHIBITED.
No person shall make, continue or cause to be made or continued, except as permitted by this chapter, any noise disturbance, as defined herein, within the limits of the City.
53.05 SPECIFIC NOISE PROHIBITIONS.
The following acts are declared to be in violation of this chapter:
   1.   Horns and Signaling Devices. Sounding of any horn or signaling device on any truck, automobile, motorcycle, emergency vehicle or other vehicle on any street or public place within the City except as a danger warning signal as provided in the vehicle code of the State of Iowa or the sounding of any such signaling device for an unnecessary and unreasonable period of time.
   2.   Radios, Television Sets, Musical Instruments and Similar Devices.
      A.   Using, operating or permitting the use or operation of any radio receiving set, musical instrument, television, phonograph, drum or other machine or device as provided for in subsection 3 of this section, in such a manner as to violate Section 53.06 or to cause a noise disturbance.
      B.   The operating of any such device between the hours of 8:00 p.m. and 7:00 a.m. the following day in such a manner as to be plainly audible at the property boundary of the source or plainly audible at 50 feet (15 meters) from such device when operated within a vehicle parked on a public right-of-way.
   3.   Public Loudspeakers. Using or operating a loudspeaker or sound amplifying equipment in a fixed or movable position or mounted upon any sound vehicle in or upon any street, alley, sidewalk, park, place or public property for the purpose of commercial advertising, giving instructions, directions, talks, addresses, lectures or transmitting music to any person or assemblages of persons in such a manner as to violate Section 53.06 or cause a noise disturbance unless a permit as provided by Section 53.09 is first obtained.
   4.   Hawkers and Peddlers. Selling anything by outcry within any area of the City which is zoned primarily for residential uses in such a manner as to violate Section 53.06 or cause a noise disturbance. The provisions of this section shall not be construed to prohibit the selling by outcry of merchandise, food and beverages at licensed sporting events, parades, fairs, circuses, and other similar licensed public entertainment events.
   5.   Animals. Owning, keeping, possessing or harboring any animal or animals which, by frequent or habitual noise-making, violates Section 53.06 or causes a noise disturbance. The provisions of this section shall apply to all private and public facilities, including any animal pounds or animal hospitals which hold or treat animals.
   6.   Loading Operation. Loading, unloading, opening or otherwise handling boxes, crates, containers, garbage containers or other objects between the hours of 8:00 p.m. and 7:00 a.m. the following day in such a manner as to violate Section 53.06 or cause a noise disturbance.
   7.   Construction Work. Operating, or causing to be used or operated, any equipment used in construction, repair, alteration or demolition work on buildings, structures, streets, alleys or appurtenances:
      A.   In residential or commercial land use districts between the hours of 8:00 p.m. and 7:00 a.m. the following day; or
      B.   In any land use district where such operation exceeds the sound level limits for an industrial land use as set forth in Section 53.06.
   8.   Power Equipment. Operating or permitting to be operated any power equipment, except construction equipment used for construction activities including but not limited to power saws, sanders, lawn mowers, garden equipment, and chain saws:
      A.   In residential or commercial land use districts between sunset and 7:00 a.m. the following day; or
      B.   In any land use district if such equipment emits a sound pressure level in excess of 82 dB(A) measured at a distance of 50 feet (15 meters).
   9.   Fireworks or Explosives. The use of explosives or fireworks, or the firing of guns or other explosive devices so as to be audible across a property boundary or on a public space or right-of-way, without first obtaining a permit as provided by Section 53.09. This provision shall not be construed to permit conduct prohibited by other statutes, ordinances or regulations governing such activity.
   10.   Racing Events. Permitting any motor vehicle racing event at any place in such a manner as to violate Section 53.06 or cause a noise disturbance without first obtaining a permit as provided by Section 53.09.
   11.   Powered Model Mechanical Devices. The flying or operating of a model vehicle powered by internal combustion engines, whether tethered or not, or the firing or operating of model rocket vehicles or other similar noise-producing devices, between the hours of 8:00 p.m. and 7:00 a.m. the following day in such a manner as to violate Section 53.06 or cause a noise disturbance.
   12.   Standing Motor Vehicle. The operating or causing or permitting to be operated in a residential zone, any motor vehicle or any auxiliary equipment attached in such a manner as to violate Section 53.06 or cause a noise disturbance for a consecutive period longer than 15 minutes during which such a vehicle is stationary.
53.06 USE DISTRICT NOISE LEVELS.
   1.   Maximum Permissible Sound Levels. It is a violation of this chapter for any person to operate or permit to be operated any stationary source of sound in such a manner as to create a ninetieth percentile sound pressure level (L 90 ) of any measurement period (which shall not be less than 10 minutes unless otherwise provided in this chapter) which exceeds the limits set forth for the following receiving land use districts when measured at the boundary or at any point within the property affected by the noise:
 
Use District
8:00 p.m. to 7:00 a.m.
7:00 a.m. to 8:00 p.m.
Residential
45 dB(A)
55 dB(A)
Commercial-Agricultural
55 dB(A)
60 dB(A)
Industrial
75 dB(A)
80 dB(A)
 
   2.   When a noise source can be identified and its noise measured in more than one land use category, the limits of the most restrictive use shall apply at the boundaries between different land use categories.
   3.   Correction for Duration of Sound.
      A.   It is a violation of this chapter for any person to operate, or permit to be operated, any stationary source of sound within any land use district which creates a tenth percentile sound pressure level (L 10 ) of 15 dB(A) greater than levels set forth for the receiving land use districts in subsection 1 of this section for any measurement period. Such period shall not be less than 10 minutes.
      B.   Notwithstanding subsection A of this subsection, no person shall operate or permit to be operated any stationary source of sound within any land use district which created a tenth percentile sound pressure level (L 10 ) greater than 15 dB(A) above the ambient sound pressure level (L 90 ) of any measurement period. Such measurement period shall not be less than 10 minutes.
   4.   Correction for Character of Sound.
      A.   For any stationary source of sound which emits a pure tone, cyclically varying sound or repetitive impulsive sound, the limits set forth in subsection 1 of this section shall be reduced to 5 dB(A).
      B.   Notwithstanding compliance with subsection A of this subsection, it is a violation of this chapter for any person to operate or permit to be operated any stationary source of sound which emits a pure tone, cyclically varying or repetitive impulsive sound which creates a noise disturbance.
53.07 SOUND LEVEL MEASUREMENTS.
Sound level measurements shall be made with a sound level meter using the A weighting scale, in accordance with standards promulgated by the American National Standards Institute or other reasonable standards adopted and tested by the City.
53.08 EXEMPTIONS.
The following uses and activities are exempt from noise level regulations:
   1.   Noise of safety signals, warning devices and emergency pressure relief valves.
   2.   Noise resulting from any authorized emergency vehicle when responding to an emergency call or acting in time of emergency.
   3.   Noise resulting from emergency work.
   4.   Noise resulting from lawful fireworks and noise makers used for celebration of an official holiday.
   5.   Any noise resulting from activities of temporary duration authorized by license or permit approved by the Council in accordance with Section 53.09 of this chapter.
   6.   Snow removal equipment.
53.09 PERMIT.
Applications for a permit for relief from the noise restrictions set forth in this chapter on the basis of undue hardship may be made to the Council. Any permit granted by the Council or its authorized representative shall contain all conditions upon which said permit has been granted including, but not limited to the effective dates, any time of day, location, sound pressure level or equipment limitation. The relief requested may be granted upon good and sufficient showing:
   1.   That additional time is necessary for the applicant to alter or modify his or her activity or operation to comply with this chapter; or
   2.   That the activity, operation or noise source will be of temporary duration and cannot be done in a manner that would comply with this chapter and
   3.   That no reasonable alternative is available to the applicant.
The Council may prescribe any reasonable conditions or requirements deemed necessary to minimize adverse effects upon a community or the surrounding neighborhood.
53.10 MOTOR VEHICLE NOISE.
No person shall drive or move or cause or knowingly permit to be driven or moved a motor vehicle or combination of vehicles at any time in such a manner as to exceed the following noise limits for the category of motor vehicle shown below. Noise shall be measured at a distance of at least 25 feet (7.5 meters) from the near side of the nearest lane(s) being monitored and at a height of at least 4 feet (1.2 meters) above the immediate surrounding surface.
 
Sound Pressure Level, dB(A)
Speed Limit
35 MPH or Less
Speed Limit
Over 35 MPH
Motor vehicles with a manufacturer’s gross vehicle weight rating (GVWR) or gross combination weight rating (BCWR) of 10,000 pounds or more, or any combination of vehicles towed by such motor vehicle
90
94
Any other motor vehicle or any combination of vehicles towed by any motor vehicle
80
84
 
This section applies to the total noise from a vehicle or combination of vehicles and shall not be construed as limiting or precluding the enforcement of any other provisions of this Code of Ordinances relating to motor vehicle mufflers for the noise control.
53.11 VIOLATION.
Violation of any provision of this chapter is a simple misdemeanor. Each violation sent by certified mail shall constitute a separate violation of this chapter.
(Ord. 02-2023 – Jun. 23 Supp.)
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