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-Sound Level Standards <br />Ex~naiT "E" <br />Events held at the Orange County Fairgrounds must comply with sound standards as outlined in the 1980 <br />Settlement Agreement between the Fair the City of Costa Mesa's permanent injunction. A summary of <br />the sound standards is as follows: <br />Sound Level Standards <br />Sound Level Time period Day of Week <br />55 dB(A) 7:OOam -10:30pm Sun. _ ~~ <br />50 dB(A) 10:30pm - 7:OOam Sun. _ ~~ <br />55 dB(A) 7:OOam -11:OOpm Fri. -Sat. <br />50 dB(A) 11:OOpm - 7:OOam <br />. Fri. -Sat. <br />The sound levels shall not exceed: <br />. (1) The.sound standard for a cumulative period of more than thirty (30) minutes in any hour; or <br />(2) The sound standard plus five (5) dB(A) for a cumulative period of more than fifteen (1 ~ <br />minutes in any hour, or <br />(3) The sound standard plus ten (10) dB(A) for a cumulative period of more than five (5) minutes <br />in any hour, or <br />(4) The sound standard plus fifteen (1~ dB(A) for a cumulative period of more than one (1) <br />minute in any hour, or . <br />(5) The sound standard plus twenty (20) dB(A) for any period of time. <br />The sound level shall be measured in the residential neighborhoods surrounding the Fairgrounds. <br />The contractor shall work with the District to ensure compliance with the applicable sound level <br />standards. <br />