AC 36-1H

Advisory circular · Noise Levels for U.S. Certificated and Foreign Aircraft

Approved
May 25, 2012
Last reviewed
May 25, 2012
This change
Change 1 incorporated
Family
AC 36-1 · 2 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 58–69

APPENDIX 1, CHANGE 1

MANUFACTURER BOEING MODEL B737-500 1000# 1000# ENGINE MODEL THRUST 1000# BPRNO.

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES

MTOW MLW

132.80 114.00 CFM56-3B1,-3B2,-3C1 HWFAP @ 18,500 SLST 2 0.00 0.00 TO AP FLAPS 0 40

TO SL AP NOISE LEVEL (EPNdB)

86.0 88.6 97.3 STAGE 4 NOTES 38,52 BOEING B737-500 139.00 114.00 CFM56-3B1,-3B2,-3C1 HWFAP @ -3B1 THRUST RATING 2 0.00 0.00 0 40 87.3 89.2 97.5 4 38 BOEING B-737-600 143.50 120.50 CFM56-7B/2 DAC (B18 derate) 2 19.50 5.60 1 40 85.2 88.7 95.8 3 50 BOEING B-737-600 124.00 120.50 CFM56-7B/2 DAC (B18 derate) 2 19.50 5.60 1 40 82.0 89.7 95.8 3 50 BOEING B-737-600 124.00 120.50 CFM56-7B18 2 19.50 5.60 1 40 82.6 90.3 95.5 3 BOEING B-737-600 143.50 120.50 CFM56-7B18 2 19.50 5.60 1 40 85.7 89.3 95.5 3 Page 65

APPENDIX 1, CHANGE 1

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES MTOW MLW THRUST FLAPS NOISE LEVEL (EPNdB) MANUFACTURER MODEL 1000# 1000# ENGINE MODEL NO. 1000# BPR TO AP TO SL AP STAGE NOTES BOEING B-737-600 143.50 120.50 CFM56-7B20 2 20.60 5.60 1 40 85.4 90.7 95.5 3 BOEING B-737-600 124.00 120.50 CFM56-7B20 2 20.60 5.60 1 40 81.9 91.3 95.5 3 BOEING B-737-600 124.00 120.50 CFM56-7B20/2 DAC 2 20.60 5.60 1 40 81.3 90.7 95.8 3 50 BOEING B-737-600 143.50 120.50 CFM56-7B20/2 DAC 2 20.60 5.60 1 40 84.9 90.0 95.8 3 50 BOEING B-737-600 143.50 120.50 CFM56-7B22 2 22.70 5.40 1 40 84.4 92.3 95.5 3 BOEING B-737-600 124.00 120.50 CFM56-7B22 2 22.70 5.40 1 40 80.9 92.9 95.5 3 Page 66

APPENDIX 1, CHANGE 1

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES MTOW MLW THRUST FLAPS NOISE LEVEL (EPNdB) MANUFACTURER MODEL 1000# 1000# ENGINE MODEL NO. 1000# BPR TO AP TO SL AP STAGE NOTES BOEING B-737-600 143.50 120.50 CFM56-7B22/2 DAC 2 22.70 5.40 1 40 83.7 91.6 95.8 3 50 BOEING B-737-600 124.00 120.50 CFM56-7B22/2 DAC 2 22.70 5.40 1 40 80.2 92.2 95.8 3 50 BOEING B-737-700 133.00 128.00 CFM56-7B20 2 20.60 5.60 1 40 83.8 90.9 95.8 3 BOEING B-737-700 133.00 128.00 CFM56-7B20/2 DAC 2 20.60 5.60 1 40 83.0 90.3 96.1 3 50 BOEING B-737-700 133.00 128.00 CFM56-7B22 2 22.70 5.40 1 40 82.6 92.5 95.8 3 BOEING B-737-700 133.00 128.00 CFM56-7B22/2 DAC 2 22.70 5.40 1 40 81.8 91.8 96.1 3 50 Page 67

APPENDIX 1, CHANGE 1

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES MTOW MLW THRUST FLAPS NOISE LEVEL (EPNdB) MANUFACTURER MODEL 1000# 1000# ENGINE MODEL NO. 1000# BPR TO AP TO SL AP STAGE NOTES BOEING B-737-700 133.00 128.00 CFM56-7B24 2 24.20 5.30 1 40 82.1 93.6 95.8 3 BOEING B-737-700 133.00 128.00 CFM56-7B24/2 DAC 2 24.20 5.30 1 40 81.1 93.0 96.1 3 50 BOEING B-737-700 133.00 128.00 CFM56-7B26 2 26.30 5.10 1 40 81.4 95.4 95.8 3 BOEING B-737-700 133.00 128.00 CFM56-7B26/2 DAC 2 26.30 5.10 1 40 80.3 94.7 96.1 3 50 BOEING B-737-700 154.50 129.20 CFM56-7B20 2 20.60 5.60 1 40 87.1 89.8 95.9 3 BOEING B-737-700 154.50 129.20 CFM56-7B20/2 DAC 2 20.60 5.60 1 40 86.4 89.2 96.2 3 50 Page 68

APPENDIX 1, CHANGE 1

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES MTOW MLW THRUST FLAPS NOISE LEVEL (EPNdB) MANUFACTURER MODEL 1000# 1000# ENGINE MODEL NO. 1000# BPR TO AP TO SL AP STAGE NOTES BOEING B-737-700 154.50 129.20 CFM56-7B22 2 22.70 5.40 1 40 86.3 91.9 95.9 3 BOEING B-737-700 154.50 129.20 CFM56-7B22/2 DAC 2 22.70 5.40 1 40 85.6 91.2 96.2 3 50 BOEING B-737-700 154.50 129.20 CFM56-7B24 2 24.20 5.30 1 40 85.9 93.0 95.9 3 BOEING B-737-700 154.50 129.20 CFM56-7B24/2 DAC 2 24.20 5.30 1 40 84.7 92.3 96.2 3 50 BOEING B-737-700 154.50 129.20 CFM56-7B26 2 26.30 5.10 1 40 84.6 94.7 95.9 3 BOEING B-737-700 154.50 129.20 CFM56-7B26/2 DAC 2 26.30 5.10 1 40 83.8 94.0 96.2 3 50 Page 69

MANUFACTURER 04/24/2012 BOEING MODEL B-737-700 IGW/-700C 1000# 1000# ENGINE MODEL THRUST 1000# BPRNO.

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES

MTOW MLW

159.00 134.00 CFM56-7B24 2 24.20 5.30 TO AP FLAPS 1 40

TO SL AP STAGE NOTES NOISE LEVEL (EPNdB) AC 36-1H APPENDIX 1, CHANGE 1

86.6 92.9 96.1 3 51 BOEING B-737-700 IGW/-700C 171.00 134.00 CFM56-7B24 2 24.20 5.30 1 40 88.6 92.5 96.1 3 51 BOEING B-737-700 IGW/-700C/BBJ 159.00 134.00 CFM56-7B26; -7B26/B1 2 26.30 5.10 1 40 85.2 94.6 96.1 3 51 BOEING B-737-700 IGW/-700C/BBJ 171.00 134.00 CFM56-7B26; -7B26/B1 2 26.30 5.10 1 40 87.1 94.3 96.1 3 51 BOEING B-737-700 IGW/BBJ 159.00 134.00 CFM56-7B27/B3 2 27.30 5.10 1 40 84.8 95.5 96.1 3 51 BOEING B-737-700 IGW/BBJ 171.00 134.00 CFM56-7B27/B3 2 27.30 5.10 1 40 86.6 95.2 96.1 3 51 Page 70

APPENDIX 1, CHANGE 1

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES MTOW MLW THRUST FLAPS NOISE LEVEL (EPNdB) MANUFACTURER MODEL 1000# 1000# ENGINE MODEL NO. 1000# BPR TO AP TO SL AP STAGE NOTES BOEING B-737-800 155.50 144.00 CFM56-7B24 2 24.20 5.30 1 40 85.5 92.5 96.4 3 BOEING B-737-800 155.50 144.00 CFM56-7B24/2 DAC 2 24.20 5.30 1 40 84.7 91.8 96.7 3 50 BOEING B-737-800 155.50 144.00 CFM56-7B26/2 DAC 2 26.30 5.10 1 40 83.7 93.5 96.7 3 50 BOEING B-737-800 155.50 144.00 CFM56-7B27/2 DAC 2 27.30 5.10 1 40 83.2 94.4 96.7 3 50 BOEING B-737-800 155.50 144.00 CFM56-7B27/2B1 DAC 2 27.30 5.10 1 40 83.1 94.7 96.7 3 50 BOEING B-737-800 174.20 146.30 CFM56-7B24 2 24.20 5.30 1 40 88.6 92.1 96.5 3 Page 71

04/24/2012

MANUFACTURER BOEING MODEL B-737-800 1000# 1000# ENGINE MODEL THRUST 1000# BPRNO.

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES

MTOW MLW

174.20 146.30 CFM56-7B24/2 DAC 2 24.20 5.30 TO AP FLAPS 1 40 AC 36-1H

TO SL AP STAGE NOTES NOISE LEVEL (EPNdB) APPENDIX 1, CHANGE 1

87.8 91.4 96.8 3 50 BOEING B-737-800 174.20 146.30 CFM56-7B26/2 DAC 2 26.30 5.10 1 40 86.7 93.1 96.8 3 50 BOEING B-737-800 174.20 146.30 CFM56-7B27/2 DAC 2 27.30 5.10 1 40 86.1 93.9 96.8 3 50 BOEING B-737-800 174.20 146.30 CFM56-7B27/2B1 DAC 2 27.30 5.10 1 40 85.9 94.3 96.8 3 50 BOEING B-737-800/BBJ 2 155.50 144.00 CFM56-7B26; -7B26/B1 2 26.30 5.10 1 40 84.4 94.2 96.4 3 BOEING B-737-800/BBJ 2 155.50 144.00 CFM56-7B27/B1; -7B27/B2 2 27.30 5.10 1 40 84.0 95.5 96.4 3 Page 72

04/24/2012

MANUFACTURER BOEING MODEL B-737-800/BBJ 2 1000# 1000# ENGINE MODEL THRUST 1000# BPRNO.

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES

MTOW MLW

155.50 144.00 CFM56-7B27; -7B27/B3 2 27.30 5.10 TO AP FLAPS 1 40 AC 36-1H

TO SL AP STAGE NOTES NOISE LEVEL (EPNdB) APPENDIX 1, CHANGE 1

84.1 95.2 96.4 3 BOEING B-737-800/BBJ 2 174.20 146.30 CFM56-7B26; -7B26/B1 2 26.30 5.10 1 40 87.4 93.8 96.5 3 BOEING B-737-800/BBJ 2 174.20 146.30 CFM56-7B27/B1; -7B27/B2 2 27.30 5.10 1 40 86.8 95.0 96.5 3 BOEING B-737-800/BBJ 2 174.20 146.30 CFM56-7B27; -7B27/B3 2 27.30 5.10 1 40 87.0 94.7 96.5 3 BOEING B-737-800W 155.50 144.00 CFM56-7B24 2 24.20 5.30 1 40 84.5 92.5 96.3 3 52 BOEING B-737-800W 155.50 144.00 CFM56-7B24/2 DAC 2 24.20 5.30 1 40 83.8 91.8 96.5 3 50,52 Page 73

04/24/2012

MANUFACTURER BOEING MODEL B-737-800W 1000# 1000# ENGINE MODEL THRUST 1000# BPRNO.

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES

MTOW MLW

155.50 144.00 CFM56-7B26/2 DAC 2 26.30 5.10 TO AP FLAPS 1 40 AC 36-1H

TO SL AP STAGE NOTES NOISE LEVEL (EPNdB) APPENDIX 1, CHANGE 1

82.7 93.5 96.5 3 50,52 BOEING B-737-800W 155.50 144.00 CFM56-7B27/2 DAC 2 27.30 5.10 1 40 82.3 94.4 96.5 3 50,52 BOEING B-737-800W 155.50 144.00 CFM56-7B27/2B1 DAC 2 27.30 5.10 1 40 82.2 94.7 96.5 3 50,52 BOEING B-737-800W 174.20 146.30 CFM56-7B24 2 24.20 5.30 1 40 87.5 92.1 96.3 3 52 BOEING B-737-800W 174.20 146.30 CFM56-7B24/2 DAC 2 24.20 5.30 1 40 86.9 91.4 96.6 3 50,52 BOEING B-737-800W 174.20 146.30 CFM56-7B26/2 DAC 2 26.30 5.10 1 40 85.6 93.1 96.6 3 50,52 Page 74

04/24/2012

MANUFACTURER BOEING MODEL B-737-800W 1000# 1000# ENGINE MODEL THRUST 1000# BPRNO.

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES

MTOW MLW

174.20 146.30 CFM56-7B27/2 DAC 2 27.30 5.10 TO AP FLAPS 1 40 AC 36-1H

TO SL AP STAGE NOTES NOISE LEVEL (EPNdB) APPENDIX 1, CHANGE 1

85.1 93.9 96.6 3 50,52 BOEING B-737-800W 174.20 146.30 CFM56-7B27/2B1 DAC 2 27.30 5.10 1 40 85.0 94.3 96.6 3 50,52 BOEING B-737-800W/BBJ 2 155.50 144.00 CFM56-7B26; -7B26/B1 2 26.30 5.10 1 40 83.5 94.2 96.3 3 52 BOEING B-737-800W/BBJ 2 155.50 144.00 CFM56-7B27/B1; -7B27/B2 2 27.30 5.10 1 40 83.0 95.5 96.3 3 52 BOEING B-737-800W/BBJ 2 155.50 144.00 CFM56-7B27; -7B27/B3 2 27.30 5.10 1 40 83.2 95.1 96.3 3 52 BOEING B-737-800W/BBJ 2 174.20 146.30 CFM56-7B26; -7B26/B1 2 26.30 5.10 1 40 86.4 93.8 96.3 3 52 Page 75

04/24/2012

MANUFACTURER BOEING MODEL B-737-800W/BBJ 2 1000# 1000# ENGINE MODEL THRUST 1000# BPRNO.

AIRCRAFT NOISE DATA FOR

UNITED STATES CERTIFICATED TURBOJET POWERED AIRPLANES

MTOW MLW

174.20 146.30 CFM56-7B27/B1; -7B27/B2 2 27.30 5.10 TO AP FLAPS 1 40 AC 36-1H

TO SL AP STAGE NOTES NOISE LEVEL (EPNdB) APPENDIX 1, CHANGE 1

85.8 95.0 96.3 3 52 BOEING B-737-800W/BBJ 2 174.20 146.30 CFM56-7B27; -7B27/B3 2 27.30 5.10 1 40 86.0 94.7 96.3 3 52 BOEING B-737-900 164.00 146.30 CFM56-7B24 2 24.20 5.30 1 40 86.6 92.0 96.4 3 BOEING B-737-900 164.00 146.30 CFM56-7B26 2 26.30 5.10 1 40 85.5 93.7 96.4 3 BOEING B-737-900 164.00 146.30 CFM56-7B27 2 27.30 5.10 1 40 85.1 94.5 96.4 3 BOEING B-737-900 164.00 146.30 CFM56-7B27/B1 2 27.30 5.10 1 40 85.0 95.0 96.4 3 Page 76