8. JOHN WAYNE AIRPORT NOISE ABATEMENT QUARTERLY REPORT – Q3 & Q4, 2023 This agenda report transmits the John Wayne Airport (JWA) Noise Abatement Quarterly Report for the third and fourth quarters of 2023. The City of Tustin is within the JWA’s “Noise Impact Area” since it has the potential to be exposed to an average Community Noise Equivalent Level (CNEL) of more than 65 decibels (dB). CNEL is a weighted average of noise levels over a 24-hour period, and is a measurement frequently used in regulating the impacts of airport noise on the surrounding community. The average noise level measured at Tustin’s monitoring station (NMS 10N), which is located at Columbus Tustin Middle School on Beneta Way (Figure 1), remained below the City, County, and State maximum criteria of 65 dB CNEL during the third and fourth quarter reporting periods. - City of Tustin, CA

Meeting: Regular Meeting of the City Council/Closed Session-5:30 pm/Regular Meeting-7:00 pm

Meeting Time: May 07, 2024 at 7:00pm PDT

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Agenda Item

8. JOHN WAYNE AIRPORT NOISE ABATEMENT QUARTERLY REPORT – Q3 & Q4, 2023 This agenda report transmits the John Wayne Airport (JWA) Noise Abatement Quarterly Report for the third and fourth quarters of 2023. The City of Tustin is within the JWA’s “Noise Impact Area” since it has the potential to be exposed to an average Community Noise Equivalent Level (CNEL) of more than 65 decibels (dB). CNEL is a weighted average of noise levels over a 24-hour period, and is a measurement frequently used in regulating the impacts of airport noise on the surrounding community. The average noise level measured at Tustin’s monitoring station (NMS 10N), which is located at Columbus Tustin Middle School on Beneta Way (Figure 1), remained below the City, County, and State maximum criteria of 65 dB CNEL during the third and fourth quarter reporting periods.