AC 36-3H

Advisory circular · Estimated Airplane Noise Levels in A-Weighted Decibels

Approved
May 25, 2012
Last reviewed
May 25, 2012
This change
Change 1 Incorporated
Cancelled by
AC36-3H
Family
AC 36-3 · 3 versions
Revision
H, Change 1 Incorporated
14 CFR parts
36

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed November 21, 2025.

Show pages 53–64

APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH***

MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BOEING B-737-900W CFM56-7B27 147.30 87.5 40 8,15,56 BOEING B-737-900W CFM56-7B27/B1 147.30 87.5 40 8,15,56 AIRBUS A-310-203 CF6-80A3 261.24 87.4 40 8,15 BAE SYSTEMS (AVRO) 146-RJ 70 LF507-1F 83.50 87.4 33 8,15,22 BAE SYSTEMS (AVRO) 146-RJ 70 LF507-1F 83.50 87.4 33 8,15,22,43 BOEING B-727-200 JT8D-7QN 142.50 87.4 30* 2,8,15 BOEING B-737-800 CFM56-7B24 144.00 87.4 40 8,15 BOEING B-737-800/BBJ 2 CFM56-7B26; -7B26/B1 144.00 87.4 40 8,15 BOEING B-737-800/BBJ 2 CFM56-7B27/B1; -7B27/B2 144.00 87.4 40 8,15 BOEING B-737-800/BBJ 2 CFM56-7B27; -7B27/B3 144.00 87.4 40 8,15 BOEING B-737-800/BBJ 2 SFP CFM56-7B26; -7B26/B1 146.30 87.4 40 8,15,60 BOEING B-737-800/BBJ 2 SFP CFM56-7B27/B1; -7B27/B2 146.30 87.4 40 8,15,60 BOEING B-737-800/BBJ 2 SFP CFM56-7B27; -7B27/B3 146.30 87.4 40 8,15,60 BOEING B-737-800SFP CFM56-7B24 146.30 87.4 40 8,15,60 BOEING B-737-800W CFM56-7B24 146.30 87.4 40 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B26; -7B26/B1 146.30 87.4 40 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B27/B1; -7B27/B2 146.30 87.4 40 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B27; -7B27/B3 146.30 87.4 40 8,15,56 BOEING B-737-900 CFM56-7B24 146.30 87.4 40 8,15 BOEING B-737-900 CFM56-7B26 146.30 87.4 40 8,15 BOEING B-737-900 CFM56-7B27 146.30 87.4 40 8,15 BOEING B-737-900 CFM56-7B27/B1 146.30 87.4 40 8,15 BOEING B-737-900W CFM56-7B24 146.30 87.4 40 8,15,56 BOEING B-737-900W CFM56-7B26 146.30 87.4 40 8,15,56 BOEING B-737-900W CFM56-7B27 146.30 87.4 40 8,15,56 BOEING B-737-900W CFM56-7B27/B1 146.30 87.4 40 8,15,56 MCDONNELL DOUG. DC-09-40 (ABS STC165CH) JT8D-9 101.00 87.4 40 8,15,16 PAGE 23A

AC36-3H 4/5/2012 APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH*** MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BAE SYSTEMS (AVRO) 146-RJ 85 LF507-1F 85.00 87.3 33 8,15,22 BAE SYSTEMS (BAe) BAe-146-300A ALF-502R-5 83.00 87.3 33 8,15,22 BOEING B-737-800/BBJ 2 SFP CFM56-7B26; -7B26/B1 144.00 87.3 40 8,15,60 BOEING B-737-800/BBJ 2 SFP CFM56-7B27/B1; -7B27/B2 144.00 87.3 40 8,15,60 BOEING B-737-800/BBJ 2 SFP CFM56-7B27; -7B27/B3 144.00 87.3 40 8,15,60 BOEING B-737-800/BBJ 2 SFP W CFM56-7B26; -7B26/B1 146.30 87.3 40 8,15,56,60 BOEING B-737-800/BBJ 2 SFP W CFM56-7B27/B1; -7B27/B2 146.30 87.3 40 8,15,56,60 BOEING B-737-800/BBJ 2 SFP W CFM56-7B27; -7B27/B3 146.30 87.3 40 8,15,56,60 BOEING B-737-800SFP CFM56-7B24 144.00 87.3 40 8,15,60 BOEING B-737-800SFP W CFM56-7B24 146.30 87.3 40 8,15,56,60 BOEING B-737-800W CFM56-7B24 144.00 87.3 40 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B26; -7B26/B1 144.00 87.3 40 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B27/B1; -7B27/B2 144.00 87.3 40 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B27; -7B27/B3 144.00 87.3 40 8,15,56 BOEING B-737-900ER/BBJ 3 W CFM56-7B26 149.30 87.3 40 8,15,56 BOEING B-737-900ER/BBJ 3 W CFM56-7B27 149.30 87.3 40 8,15,56 BOEING B-737-900ER/BBJ 3 W CFM56-7B27/B1 149.30 87.3 40 8,15,56 DASSAULT FALCON 50 (M1230) TFE731-3-1C 35.71 87.3 48 8,15 MCDONNELL DOUG. DC-09-40 (ABS STC165CH) JT8D-11 99.00 87.3 40 8,15,16 BAE SYSTEMS (AVRO) 146-RJ 100 LF507-1F 83.00 87.2 33 8,15,22 BAE SYSTEMS (BAe) BAe-146-200A ALF-502R-5 81.00 87.2 33 8,15,22 BAE SYSTEMS (BAe) BAe-146-300A LF507 83.00 87.2 33 8,15,22 BOEING B-737-800/BBJ 2 SFP W CFM56-7B26; -7B26/B1 144.00 87.2 40 8,15,56,60 BOEING B-737-800/BBJ 2 SFP W CFM56-7B27/B1; -7B27/B2 144.00 87.2 40 8,15,56,60 BOEING B-737-800/BBJ 2 SFP W CFM56-7B27; -7B27/B3 144.00 87.2 40 8,15,56,60 BOEING B-737-800SFP W CFM56-7B24 144.00 87.2 40 8,15,56,60 BOEING B-757-200 PW2037 198.00 87.2 30 8,15 PAGE 24A

APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH***

MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BOEING B-757-200 PW-2037(BG-3) 198.00 87.2 30 8,15,39 BOEING B-757-200 PW2040 198.00 87.2 30 8,15 MCDONNELL DOUG. DC-09-30 (ABS STC165CH) JT8D-11 101.00 87.2 40 8,15,16 MCDONNELL DOUG. DC-09-30 (ABS STC165CH) JT8D-9 102.00 87.2 40 8,15,16 MCDONNELL DOUG. DC-09-30 (ABS STC1613GL) JT8D-7 101.00 87.1 40 8,15,16 MCDONNELL DOUG. DC-09-30 (ABS STC1613GL) JT8D-9 101.00 87.1 40 8,15,16 MCDONNELL DOUG. DC-09-30 (ABS STC165CH) JT8D-7 101.00 87.1 40 8,15,16 BAE SYSTEMS (BAe) BAe-146-100A ALF-502R-3A/-5 77.50 87.0 33 8,15,22 BAE SYSTEMS (BAe) BAe-146-200A ALF-502R-3A/-5 77.50 87.0 33 8,15,22 BAE SYSTEMS (BAe) BAe-146-300A ALF-502R-5 84.50 87.0 33 8,15,22 BOEING B727-100RE(Rohr) JT8D-217C/JT8D-9 142.50 87.0 30 8,15,37 BOEING B727-100RE(Rohr) JT8D-219/JT8D-7B 142.50 87.0 30 8,15,37 BOEING B727-100RE(Rohr) JT8D-219/JT8D-9 142.50 87.0 30 8,15,37 FAIRCHILD F-27-F RR DART MK529 36.70 87.0 - MCDONNELL DOUG. DC-09-30 (ABS STC1613GL) JT8D-7 99.00 87.0 40 8,15,16 MCDONNELL DOUG. DC-09-30 (ABS STC1613GL) JT8D-9 99.00 87.0 40 8,15,16 MCDONNELL DOUG. DC-09-30 (ABS STC165CH) JT8D-9 99.00 87.0 40 8,15,16 BOEING B-737-700C/-700ER/BBJ CFM56-7B20 134.00 86.9 40 8,15,55 BOEING B-737-700C/-700ER/BBJ CFM56-7B22 134.00 86.9 40 8,15,55 BOEING B-737-700C/-700ER/BBJ CFM56-7B24 134.00 86.9 40 8,15,55 BOEING B-737-700C/-700ER/BBJ CFM56-7B26; -7B26/B1 134.00 86.9 40 8,15,55 BOEING B-737-700C/-700ER/BBJ CFM56-7B27; -7B27/B3 134.00 86.9 40 8,15,55 BOEING B-737-800 CFM56-7B24/2 DAC 146.30 86.9 30* 8,15,54 BOEING B-737-800 CFM56-7B26/2 DAC 146.30 86.9 30* 8,15,54 BOEING B-737-800 CFM56-7B27/2 DAC 146.30 86.9 30* 8,15,54 BOEING B-737-800 CFM56-7B27/2B1 DAC 146.30 86.9 30* 8,15,54 BOEING B-737-700C/-700ER/BBJ W CFM56-7B20 134.00 86.8 40 8,15,55,56 PAGE 25A 11

AC36-3H 4/5/2012 APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH*** MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BOEING B-737-700C/-700ER/BBJ W CFM56-7B22 134.00 86.8 40 8,15,55,56 BOEING B-737-700C/-700ER/BBJ W CFM56-7B24 134.00 86.8 40 8,15,55,56 BOEING B-737-700C/-700ER/BBJ W CFM56-7B26; -7B26/B1 134.00 86.8 40 8,15,55,56 BOEING B-737-700C/-700ER/BBJ W CFM56-7B27; -7B27/B3 134.00 86.8 40 8,15,55,56 BOEING B-737-800 CFM56-7B24/2 DAC 144.00 86.8 30* 8,15,54 BOEING B-737-800 CFM56-7B26/2 DAC 144.00 86.8 30* 8,15,54 BOEING B-737-800 CFM56-7B27/2 DAC 144.00 86.8 30* 8,15,54 BOEING B-737-800 CFM56-7B27/2B1 DAC 144.00 86.8 30* 8,15,54 FOKKER F-27-500/600 MK532-7R 42.00 86.8 - MCDONNELL DOUG. DC-09-20 (ABS STC1613GL) JT8D-9 93.40 86.8 40 8,15,16 AIRBUS A321-211 CFM56-5B3/P; Mod No. 166.44 86.7 25 8,15 27772 BAE SYSTEMS (AVRO) 146-RJ 85 LF507-1F 77.50 86.7 33 8,15,22 BOEING B-737-700 CFM56-7B20 129.20 86.7 40 8,15 BOEING B-737-700 CFM56-7B22 129.20 86.7 40 8,15 BOEING B-737-700 CFM56-7B24 129.20 86.7 40 8,15 BOEING B-737-700 CFM56-7B26 129.20 86.7 40 8,15 BOEING B-737-800W CFM56-7B24/2 DAC 144.00 86.7 30* 8,15,54,56 BOEING B-737-800W CFM56-7B24/2 DAC 146.30 86.7 30* 8,15,54,56 BOEING B-737-800W CFM56-7B26/2 DAC 146.30 86.7 30* 8,15,54,56 BOEING B-737-800W CFM56-7B26/2 DAC 144.00 86.7 30* 8,15,54,56 BOEING B-737-800W CFM56-7B27/2 DAC 144.00 86.7 30* 8,15,54,56 BOEING B-737-800W CFM56-7B27/2 DAC 146.30 86.7 30* 8,15,54,56 BOEING B-737-800W CFM56-7B27/2B1 DAC 144.00 86.7 30* 8,15,54,56 BOEING B-737-800W CFM56-7B27/2B1 DAC 146.30 86.7 30* 8,15,54,56 BOEING B-737-900ER/BBJ 3 CFM56-7B26 157.30 86.7 30* 8,15 BOEING B-737-900ER/BBJ 3 CFM56-7B27 157.30 86.7 30* 8,15 BOEING B-737-900ER/BBJ 3 CFM56-7B27/B1 157.30 86.7 30* 8,15 PAGE 26A 5

APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH***

MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BOEING B-757-200 PW2037 210.00 86.7 25* 8,15 BOEING B-757-200 PW2037(BG-3) 210.00 86.7 25* 8,15,39 BOEING B-757-200 PW2040 210.00 86.7 25* 8,15 MCDONNELL DOUG. DC-09-10 (ABS STC1563GL) JT8D-7 81.70 86.7 40 8,15,16 BOEING B-737-700 CFM56-7B20 128.00 86.6 40 8,15 BOEING B-737-700 CFM56-7B22 128.00 86.6 40 8,15 BOEING B-737-700 CFM56-7B24 128.00 86.6 40 8,15 BOEING B-737-700 CFM56-7B26 128.00 86.6 40 8,15 BAE SYSTEMS (BAe) BAe-146-100A ALF-502R-3A/-5 72.40 86.5 33 8,15,22 BOEING B-737-700W CFM56-7B20 128.00 86.5 40 8,15,56 BOEING B-737-700W CFM56-7B22 128.00 86.5 40 8,15,56 BOEING B-737-700W CFM56-7B24 128.00 86.5 40 8,15,56 BOEING B-737-700W CFM56-7B26 128.00 86.5 40 8,15,56 BOEING B-737-900ER/BBJ 3 W CFM56-7B26 157.30 86.5 30* 8,15,56 BOEING B-737-900ER/BBJ 3 W CFM56-7B27 157.30 86.5 30* 8,15,56 BOEING B-737-900ER/BBJ 3 W CFM56-7B27/B1 157.30 86.5 30* 8,15,56 BOEING B-757-200 PW2037 (CBQFC) 210.00 86.5 30 8,15,40 BOEING B-757-200 PW2037 (nCBQFC) 210.00 86.5 30 8,15,41 BOEING B-757-200 PW2040 (CBQFC) 210.00 86.5 30 8,15,40 BOEING B-757-200 PW2040 (nCBQFC) 210.00 86.5 30 8,15,41 BOEING B-727-100 (Dee Hwd) TAY651-54 142.50 86.4 30 8,15 BOEING B-737-700C/-700ER CFM56-7B20/2 DAC 134.00 86.4 30* 8,15,54,55 BOEING B-737-700C/-700ER CFM56-7B22/2 DAC 134.00 86.4 30* 8,15,54,55 BOEING B-737-700C/-700ER CFM56-7B24/2 DAC 134.00 86.4 30* 8,15,54,55 BOEING B-737-700C/-700ER CFM56-7B26/2 DAC 134.00 86.4 30* 8,15,54,55 BOEING B-737-700C/-700ER CFM56-7B27/2 DAC 134.00 86.4 30* 8,15,54,55 BOEING B-737-900ER/BBJ 3 CFM56-7B26 149.30 86.4 30* 8,15 PAGE 27A

AC36-3H 4/5/2012 APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH*** MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BOEING B-737-900ER/BBJ 3 CFM56-7B27 149.30 86.4 30* 8,15 BOEING B-737-900ER/BBJ 3 CFM56-7B27/B1 149.30 86.4 30* 8,15 BOEING B-737-700C/-700ER W CFM56-7B20/2 DAC 134.00 86.3 30* 8,15,54,55 ,56 BOEING B-737-700C/-700ER W CFM56-7B22/2 DAC 134.00 86.3 30* 8,15,54,55 ,56 BOEING B-737-700C/-700ER W CFM56-7B24/2 DAC 134.00 86.3 30* 8,15,54,55 ,56 BOEING B-737-700C/-700ER W CFM56-7B26/2 DAC 134.00 86.3 30* 8,15,54,55 ,56 BOEING B-737-700C/-700ER W CFM56-7B27/2 DAC 134.00 86.3 30* 8,15,54,55 ,56 FOKKER F-28 MK4000 SPEY MK555-15H 64.00 86.3 - GULFSTREAM GIIB/GIII (HAT STC ST01567LA) SPEY MK 511-8 58.50 86.3 39 8,15,16 GULFSTREAM GIIB/GIII (HAT STC ST01567LA) SPEY MK 511-8 58.50 86.3 39 8,15,16 BOEING B-737-600 CFM56-7B18 120.50 86.2 40 8,15 BOEING B-737-600 CFM56-7B20 120.50 86.2 40 8,15 BOEING B-737-600 CFM56-7B22 120.50 86.2 40 8,15 BOEING B-737-700 CFM56-7B20/2 DAC 128.00 86.2 30* 8,15,54 BOEING B-737-700 CFM56-7B20/2 DAC 129.20 86.2 30* 8,15,54 BOEING B-737-700 CFM56-7B24/2 DAC 129.20 86.2 30* 8,15,54 BOEING B-737-700 CFM56-7B24/2 DAC 128.00 86.2 30* 8,15,54 BOEING B-737-700 CFM56-7B26/2 DAC 129.20 86.2 30* 8,15,54 BOEING B-757-200 PW2037 198.00 86.2 25* 8,15 BOEING B-757-200 PW-2037(BG-3) 198.00 86.2 25* 8,15,39 BOEING B-757-200 PW2040 198.00 86.2 25* 8,15 BOEING B-757-300 RB211-535E4 224.00 86.2 30 8,15,35 BOEING B-757-300 RB211-535E4B 224.00 86.2 30 8,15,35 BOEING B-757-300 RB211-535E4C 224.00 86.2 30 8,15,35 BOEING B-727-200 JT8D-15QN 142.50 86.1 30* 2,8,14,15 BOEING B-727-200 JT8D-17QN 142.50 86.1 30* 2,8,14,15 BOEING B-727-200 JT8D-17QN 158.00 86.1 30* 2,8,14,15 PAGE 28A

APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH***

MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BOEING B-727-200 JT8D-17RQN 142.50 86.1 30* 2,8,15 BOEING B-727-200 JT8D-9QN 142.50 86.1 30* 2,8,14,15 BOEING B-737-700W CFM56-7B20/2 DAC 128.00 86.1 30* 8,15,54,56 BOEING B-737-700W CFM56-7B22/2 DAC 128.00 86.1 30* 8,15,54,56 BOEING B-737-700W CFM56-7B24/2 DAC 128.00 86.1 30* 8,15,54,56 BOEING B-737-700W CFM56-7B26/2 DAC 128.00 86.1 30* 8,15,54,56 BOEING B-737-900ER/BBJ 3 W CFM56-7B26 149.30 86.1 30* 8,15,56 BOEING B-737-900ER/BBJ 3 W CFM56-7B27 149.30 86.1 30* 8,15,56 BOEING B-737-900ER/BBJ 3 W CFM56-7B27/B1 149.30 86.1 30* 8,15,56 GULFSTREAM GIISP (HAT STC ST01567LA) SPEY MK 511-8 58.50 86.1 39 8,15,16 GULFSTREAM GIISP (HAT STC ST01567LA) SPEY MK 511-8 58.50 86.1 39 8,15,16 RAYTHEON HAWKER 125- 600A TFE731-3-1H 22.00 86.1 45 8,15 RAYTHEON HAWKER 125- 700A TFE731-3-1H 22.00 86.1 45 8,15,26 AEROSPATIALE MOHAWK 298 PT6A-45A 23.00 86.0 - 4 AIRBUS A321-211 CFM56-5B3/P; Mod No. 143.29 86.0 25 8,15 27772 BOEING B-757-200 PW2037 (CBQFC) 198.00 86.0 30 8,15,40 BOEING B-757-200 PW2037 (nCBQFC) 198.00 86.0 30 8,15,41 BOEING B-757-200 PW2040 (CBQFC) 198.00 86.0 30 8,15,40 BOEING B-757-200 PW2040 (nCBQFC) 198.00 86.0 30 8,15,41 RAYTHEON HAWKER 125- 3A TFE731-3-1H 20.00 86.0 45 8,15 RAYTHEON HAWKER 125- 700A TFE731-3R-1H 22.00 86.0 45 8,15,20,26 AIRBUS A-320-111 CFM56-5A1 139.90 85.9 35 8,15 BOEING B-737-600 CFM56-7B/2 DAC (B18 120.50 85.9 30* 8,15,54 derate) BOEING B-737-600 CFM56-7B20/2 DAC 120.50 85.9 30* 8,15,54 BOEING B-737-600 CFM56-7B22/2 DAC 120.50 85.9 30* 8,15,54 GULFSTREAM GULFSTREAM I RR DART MK529 33.60 85.9 - 15 BAE SYSTEMS (AVRO) 146-RJ 100 LF507-1F 88.50 85.8 24* 8,15,22 PAGE 29A

AC36-3H 4/5/2012 APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH*** MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BOEING B-737-200 JT8D-7QN 95.00 85.8 30* 2,8,14 RAYTHEON HAWKER 125- 1A TFE731-3-1H 19.55 85.8 45 8,15 BAE SYSTEMS (AVRO) 146-RJ 70 LF507-1F 83.50 85.7 24* 8,15,22 BAE SYSTEMS (AVRO) 146-RJ 70 LF507-1F 83.50 85.7 24* 8,15,22,43 BOEING B-737-900 CFM56-7B24 147.30 85.7 30* 8,15 BOEING B-737-900 CFM56-7B26 147.30 85.7 30* 8,15 BOEING B-737-900 CFM56-7B27 147.30 85.7 30* 8,15 BOEING B-737-900 CFM56-7B27/B1 147.30 85.7 30* 8,15 BOEING B-737-900W CFM56-7B24 147.30 85.7 30* 8,15,56 BOEING B-737-900W CFM56-7B26 147.30 85.7 30* 8,15,56 BOEING B-737-900W CFM56-7B27 147.30 85.7 30* 8,15,56 BOEING B-737-900W CFM56-7B27/B1 147.30 85.7 30* 8,15,56 BOEING B-757-300 RB211-535E4 210.00 85.7 30 8,15,35 BOEING B-757-300 RB211-535E4B 210.00 85.7 30 8,15,35 BOEING B-757-300 RB211-535E4C 210.00 85.7 30 8,15,35 GENERAL DYNAMICS CV-580 501-D13 52.00 85.7 - 10 AIRBUS A-320-211 CFM56-5A1 142.20 85.6 35 8,15 AIRBUS A321-211 CFM56-5B3/P; Mod No. 166.44 85.6 21* 8,15 27772 BAE SYSTEMS (AVRO) 146-RJ 85 LF507-1F 85.00 85.6 24* 8,15,22 BOEING B-737-900 CFM56-7B26 146.30 85.6 30* 8,15 BOEING B-737-900 CFM56-7B27 146.30 85.6 30* 8,15 BOEING B-737-900 CFM56-7B27/B1 146.30 85.6 30* 8,15 BOEING B-737-900W CFM56-7B24 146.30 85.6 30* 8,15,56 BOEING B-737-900W CFM56-7B26 146.30 85.6 30* 8,15,56 BOEING B-737-900W CFM56-7B27 146.30 85.6 30* 8,15,56 BOEING B-737-900W CFM56-7B27/B1 146.30 85.6 30* 8,15,56 BOEING B-757-200 PW2037 (nCBQFC) 210.00 85.6 25* 8,15,41 PAGE 30A

APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH***

MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BOEING B-757-200 PW2040 (nCBQFC) 210.00 85.6 25* 8,15,41 BOEING B-757-300 RB211-535E4 224.00 85.6 25 8,15,35 BOEING B-757-300 RB211-535E4B 224.00 85.6 25 8,15,35 BOEING B-757-300 RB211-535E4C 224.00 85.6 25 8,15,35 AIRBUS A320-214/P CFM56-5B4/P 149.91 85.5 35 8,15 AIRBUS A321-231 V2533-A5 166.44 85.5 25 8,15 BAE SYSTEMS (AVRO) 146-RJ 100 LF507-1F 83.00 85.5 24* 8,15,22 BOEING B-737-800 CFM56-7B24 146.30 85.5 30* 8,15 BOEING B-737-800/BBJ 2 CFM56-7B26; -7B26/B1 146.30 85.5 30* 8,15 BOEING B-737-800/BBJ 2 CFM56-7B27/B1; -7B27/B2 146.30 85.5 30* 8,15 BOEING B-737-800/BBJ 2 CFM56-7B27; -7B27/B3 146.30 85.5 30* 8,15 BOEING B-737-800/BBJ 2 SFP CFM56-7B26; -7B26/B1 146.30 85.5 30* 8,15,60 BOEING B-737-800/BBJ 2 SFP CFM56-7B27/B1; -7B27/B2 146.30 85.5 30* 8,15,60 BOEING B-737-800/BBJ 2 SFP CFM56-7B27; -7B27/B3 146.30 85.5 30* 8,15,60 BOEING B-737-800SFP CFM56-7B24 146.30 85.5 30* 8,15,60 BOEING B-757-200 PW2037 (CBQFC) 210.00 85.5 25* 8,15,40 BOEING B-757-200 PW2040 (CBQFC) 210.00 85.5 25* 8,15,40 RAYTHEON HAWKER 125- 3A/RA TFE731-3-1H 20.00 85.5 45 8,15 RAYTHEON HAWKER 125- 400A TFE731-3-1H 20.00 85.5 45 8,15 AIRBUS A319-111 CFM56-5B5/P; Mod No. 149.91 85.4 40 8,15 27772 AIRBUS A319-112/P CFM56-5B6/P 149.91 85.4 40 8,15 BOEING B-737-800 CFM56-7B24 144.00 85.4 30* 8,15 BOEING B-737-800/BBJ 2 CFM56-7B26; -7B26/B1 144.00 85.4 30* 8,15 BOEING B-737-800/BBJ 2 CFM56-7B27/B1; -7B27/B2 144.00 85.4 30* 8,15 BOEING B-737-800/BBJ 2 CFM56-7B27; -7B27/B3 144.00 85.4 30* 8,15 BOEING B-737-800/BBJ 2 SFP CFM56-7B26; -7B26/B1 144.00 85.4 30* 8,15,60 BOEING B-737-800/BBJ 2 SFP CFM56-7B27/B1; -7B27/B2 144.00 85.4 30* 8,15,60 PAGE 31A

AC36-3H 4/5/2012 APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH*** MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BOEING B-737-800/BBJ 2 SFP CFM56-7B27; -7B27/B3 144.00 85.4 30* 8,15,60 BOEING B-737-800/BBJ 2 SFP W CFM56-7B26; -7B26/B1 146.30 85.4 30* 8,15,56,60 BOEING B-737-800/BBJ 2 SFP W CFM56-7B27/B1; -7B27/B2 146.30 85.4 30* 8,15,56,60 BOEING B-737-800/BBJ 2 SFP W CFM56-7B27; -7B27/B3 146.30 85.4 30* 8,15,56,60 BOEING B-737-800SFP CFM56-7B24 144.00 85.4 30* 8,15,60 BOEING B-737-800SFP W CFM56-7B24 146.30 85.4 30* 8,15,56,60 BOEING B-737-800W CFM56-7B24 146.30 85.4 30* 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B26; -7B26/B1 146.30 85.4 30* 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B27/B1; -7B27/B2 146.30 85.4 30* 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B27; -7B27/B3 146.30 85.4 30* 8,15,56 BOEING B-737-800/BBJ 2 SFP W CFM56-7B26; -7B26/B1 144.00 85.3 30* 8,15,56,60 BOEING B-737-800/BBJ 2 SFP W CFM56-7B27/B1; -7B27/B2 144.00 85.3 30* 8,15,56,60 BOEING B-737-800/BBJ 2 SFP W CFM56-7B27; -7B27/B3 144.00 85.3 30* 8,15,56,60 BOEING B-737-800SFP W CFM56-7B24 144.00 85.3 30* 8,15,56,60 BOEING B-757-200 RB211-535E4 210.00 85.3 30 8,15,35 BOEING B-757-200 RB211-535E4 210.00 85.3 30 8,15,36 BOEING B-757-200 RB211-535E4B 210.00 85.3 30 8,15,36 BOEING B-757-200 RB211-535E4B 210.00 85.3 30 8,15,35 DASSAULT FALCON 10 TFE731-2-1C 17.64 85.3 52 8,15 AIRBUS A-320-111 CFM56-5A1 139.90 85.2 20* 8,15 AIRBUS A321-211 CFM56-5B3/P; Mod No. 143.29 85.2 21* 8,15 27772 BAE SYSTEMS (AVRO) 146-RJ 85 LF507-1F 77.50 85.2 24* 8,15,22 BOEING B-737-800W CFM56-7B24 144.00 85.2 30* 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B26; -7B26/B1 144.00 85.2 30* 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B27/B1; -7B27/B2 144.00 85.2 30* 8,15,56 BOEING B-737-800W/BBJ 2 CFM56-7B27; -7B27/B3 144.00 85.2 30* 8,15,56 AIRBUS A320-214/P CFM56-5B4/P 127.86 85.1 35 8,15 PAGE 32A

APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH***

MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BOEING B-757-200 PW2037 (nCBQFC) 198.00 85.1 25* 8,15,41 BOEING B-757-200 PW2040 (nCBQFC) 198.00 85.1 25* 8,15,41 BOEING B-757-300 RB211-535E4 210.00 85.1 25 8,15,35 BOEING B-757-300 RB211-535E4B 210.00 85.1 25 8,15,35 BOEING B-757-300 RB211-535E4C 210.00 85.1 25 8,15,35 BOEING B-757-200 PW2037 (CBQFC) 198.00 85.0 25* 8,15,40 BOEING B-757-200 PW2040 (CBQFC) 198.00 85.0 25* 8,15,40 CESSNA CITATION EXCEL (560XL) PW545 18.70 85.0 35 8,15 MCDONNELL DOUG. MD-80 JT8D-217A 150.00 85.0 40 8,15 MCDONNELL DOUG. MD-80 JT8D-217C 150.00 85.0 40 8,15 MCDONNELL DOUG. MD-80 JT8D-219 150.00 85.0 40 8,15 RAYTHEON HAWKER 125- 800A TFE731-5R-1H 23.35 85.0 45 8,15 AEROSPATIALE ATR42-300 PW120/HS 14SF5 34.17 84.9 30 15 AIRBUS A319-111 CFM56-5B5/P; Mod No. 121.25 84.9 40 8,15 27772 AIRBUS A319-112/P CFM56-5B6/P 121.25 84.9 40 8,15 AIRBUS A319-114 CFM56-5A5 149.91 84.9 40 8,15 AIRBUS A321-231 V2533-A5 143.29 84.9 25 8,15 AIRBUS A321-231 V2533-A5 166.44 84.9 21* 8,15 BOEING B-757-200 RB211-535E4 198.00 84.9 30 8,15,35 BOEING B-757-200 RB211-535E4 198.00 84.9 30 8,15,36 BOEING B-757-200 RB211-535E4 210.00 84.9 25* 8,15,36 BOEING B-757-200 RB211-535E4 210.00 84.9 25* 8,15,35 BOEING B-757-200 RB211-535E4B 210.00 84.9 25* 8,15,35 BOEING B-757-200 RB211-535E4B 198.00 84.9 30 8,15,36 BOEING B-757-200 RB211-535E4B 210.00 84.9 25* 8,15,36 BOEING B-757-200 RB211-535E4B 198.00 84.9 30 8,15,35 AEROSPATIALE ATR42-320 PW121/HS 14SF5 35.27 84.8 30 15 PAGE 33A

AC36-3H 4/5/2012 APPENDIX 1, CHANGE 1

ESTIMATED MAXIMUM A-WEIGHTED SOUND LEVELS

MEASURED IN ACCORDANCE WITH PART-36 APPENDIX -C- PROCEDURES

***APPROACH*** MLW MANUFACTURER AIRPLANE ENGINE 1000 LBS EST dBA FLAPS NOTES BOEING B-737-700C/-700ER/BBJ CFM56-7B20 134.00 84.8 30* 8,15,55 BOEING B-737-700C/-700ER/BBJ CFM56-7B22 134.00 84.8 30* 8,15,55 BOEING B-737-700C/-700ER/BBJ CFM56-7B24 134.00 84.8 30* 8,15,55 BOEING B-737-700C/-700ER/BBJ CFM56-7B26; -7B26/B1 134.00 84.8 30* 8,15,55 BOEING B-737-700C/-700ER/BBJ CFM56-7B27; -7B27/B3 134.00 84.8 30* 8,15,55 CESSNA CITATION III (650) TFE731-3B-100S 20.00 84.8 37 7,8,15 CESSNA CITATION VI (650) TFE731-3C-100S 20.00 84.8 40 8,15 AEROSPATIALE ATR42-300 PW120/HS 14SF5 36.16 84.7 30 15 AEROSPATIALE ATR42-320 PW121/HS 14SF5 36.16 84.7 30 15 AIRBUS A-320-231 V2500.A1 142.20 84.7 40 8,15 AIRBUS A320-231 V2500-A1; Mod No. 23408 142.20 84.7 40 8,15 AIRBUS A320-231 V2500-A1; Mod No. 23408 142.20 84.7 40 8,15 BOEING B-737-700C/-700ER/BBJ W CFM56-7B20 134.00 84.7 30* 8,15,55,56 BOEING B-737-700C/-700ER/BBJ W CFM56-7B22 134.00 84.7 30* 8,15,55,56 BOEING B-737-700C/-700ER/BBJ W CFM56-7B24 134.00 84.7 30* 8,15,55,56 BOEING B-737-700C/-700ER/BBJ W CFM56-7B26; -7B26/B1 134.00 84.7 30* 8,15,55,56 BOEING B-737-700C/-700ER/BBJ W CFM56-7B27; -7B27/B3 134.00 84.7 30* 8,15,55,56 VICKERS ARMSTRONGS VISCOUNT 745 RR DART6 MK510 64.00 84.6 - 11 AIRBUS A319-114 CFM56-5A5 121.25 84.5 40 8,15 BOEING B-737-700 CFM56-7B20 129.20 84.5 30* 8,15 BOEING B-737-700 CFM56-7B20 128.00 84.5 30* 8,15 BOEING B-737-700 CFM56-7B22 129.20 84.5 30* 8,15 BOEING B-737-700 CFM56-7B22 128.00 84.5 30* 8,15 BOEING B-737-700 CFM56-7B24 129.20 84.5 30* 8,15 BOEING B-737-700 CFM56-7B24 128.00 84.5 30* 8,15 BOEING B-737-700 CFM56-7B26 128.00 84.5 30* 8,15 BOEING B-737-700 CFM56-7B26 129.20 84.5 30* 8,15 PAGE 34A