1. John Wayne Airport Departure Tracks April 2011

2. Geographical Location of Noise Monitors

3. Addresses of Noise Monitors and Single Event Noise The previous slide shows the location of the various noise monitors. NMS 1-7 measure noise upon departure. NMS 8-10 are for arrivals. The addresses of the various monitors are as follows: The previous slide shows the location of the various noise monitors. NMS 1-7 measure noise upon departure. NMS 8-10 are for arrivals. The addresses of the various monitors are as follows: Noise Monitoring Station Locations: Noise Monitoring Station Locations: NMS-1S Golf Course, 3100 Irvine Avenue, Newport Beach NMS-1S Golf Course, 3100 Irvine Avenue, Newport Beach NMS-2S 20152 Birch Street, Newport Beach NMS-2S 20152 Birch Street, Newport Beach NMS-3S 2139 Anniversary Lane, Newport Beach NMS-3S 2139 Anniversary Lane, Newport Beach NMS-4S 2338 Tustin Avenue, Newport Beach NMS-4S 2338 Tustin Avenue, Newport Beach NMS-5S 324 ½ Vista Madera, Newport Beach NMS-5S 324 ½ Vista Madera, Newport Beach NMS-6S 1912 Santiago, Newport Beach NMS-6S 1912 Santiago, Newport Beach NMS-7S 1311 Back Bay Drive, Newport Beach NMS-7S 1311 Back Bay Drive, Newport Beach NMS-8N 17372 Eastman Street, Irvine NMS-8N 17372 Eastman Street, Irvine NMS-9N 1300 S Grand Avenue, Santa Ana NMS-9N 1300 S Grand Avenue, Santa Ana NMS-10N 17952 Beneta Way, Tustin. NMS-10N 17952 Beneta Way, Tustin. It is the Noise Monitor Stations which measure the single event noise level requirements for the specific class of aircraft and which follow: It is the Noise Monitor Stations which measure the single event noise level requirements for the specific class of aircraft and which follow: Maximum SENEL Values – Commercial Airline Operations Maximum SENEL Values – Commercial Airline Operations Noise Monitoring Station Max. SENEL Value - Class A SENEL Value - Class E Noise Monitoring Station Max. SENEL Value - Class A SENEL Value - Class E NMS 1S 101.8 dB 93.5 dB NMS 1S 101.8 dB 93.5 dB NMS 2S 101.1 dB 93.0 dB NMS 2S 101.1 dB 93.0 dB NMS 3S 100.7 dB 89.7 dB NMS 3S 100.7 dB 89.7 dB NMS 4S 94.1 dB 86.0 dB NMS 4S 94.1 dB 86.0 dB NMS 5S 94.6 dB 86.6 dB NMS 5S 94.6 dB 86.6 dB NMS 6S 96.1 dB 86.6 dB NMS 6S 96.1 dB 86.6 dB NMS 7S 93.0 dB 86.0 dB NMS 7S 93.0 dB 86.0 dB Generally speaking so long as the Carrier meets the above described noise levels they can depart from JWA. Generally speaking so long as the Carrier meets the above described noise levels they can depart from JWA.

4. Long term Measured Aircraft Noise Level Values in dB CNEL at each Noise Monitor Station Years 2000-2010 Year Noise Monitor Stations Period Ending 1S 2S 3S 4S 5S 6S 7S 8N 9N 10N 4Q10 66.6 65.4 64.3 57.1 57.4 58.3 54.1 67.4 43.0 55.8 4Q09 66.4 65.1 64.2 57.3 56.5 58.3 52.6 67.2 42.7 55.7 4Q08 67.0 65.5 65.0 57.9 57.1 59.2 55.1 68.0 43.8 56.5 4Q07 67.6 66.0 65.6 58.4 57.7 59.8 55.6 68.7 45.0 57.1 4Q06 67.5 66.0 65.6 58.4 57.7 59.7 55.9 68.7 45.8 57.1 4Q05 67.8 66.8 66.0 59.1 58.9 60.6 57.9 68.7 49.9 57.3 4Q04 67.9 66.8 66.0 59.5 59.9 60.5 57.7 68.4 51.8 57.1 4Q03 66.9 65.8 64.9 58.7 58.7 59.8 57.8 68.4 52.6 57.1 4Q02 66.7 66.0 64.7 58.9 58.3 59.3 58.0 68.4 53.2 57.1 4Q01 66.5 66.5 64.7 59.2 58.2 59.3 58.0 68.4 51.4 57.0 4Q00 66.7 66.7 65.0 59.5 58.5 59.9 57.7 68.5 51.6 57.2

5. Departures 2008 Departure Procedure was the MUSEL SIX, BACK BAY or CHANNEL ONE Departure

6. Departures 2008 All Departures Used Either MUSEL SIX, BACK BAY or CHANNEL ONE

7. FAA Implements DUUKE ONE for Commercial Carriers East of Las Vegas as Part of its Next Gen

8. FAA- Non-DUUKE Flight Tracks March 2010

9. DUUKE ONE Flight Tracks March 2010

10. All Departure Paths March 2010 Green Highlights DUUKE ONE

11. April 2010 FAA Implements DUUKE TWO Only Change is 175 to Intercept the DUUKE

12. FAA Changes DUUKE TWO and Implements STREL Departures March 2011 Only Departures East of Las Vegas Approximately One Half of Departures Per Day

13. STREL Departures Week of March 11-17, 2011

14. All Commercial Departures Week of March 11-17, 2011