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AC 36-1H

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

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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.

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Show pages 73–84
Page 85Open in PDF

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-747-100 750.00 585.00 RB211-524C2 4 51.60 4.50 10 30 104.5 96.9 106.5 2 * ** BOEING B-747-100 734.00 630.00 JT9D-7A 4 47.00 5.10 10 25 104.3 102.6 105.5 3 29 BOEING B-747-200 770.00 475.00 JT9D-7J 4 50.00 5.10 10 30 103.6 103.0 105.9 3 30 BOEING B-747-200 710.00 520.00 JT9D-3A 4 43.60 5.10 10 30 104.4 100.8 106.9 3 30 BOEING B-747-200 750.00 520.00 JT9D-7F 4 48.00 5.10 10 30 103.5 102.0 106.9 3 30 BOEING B-747-200 734.00 540.00 JT9D-7 4 46.30 5.10 10 30 104.2 101.3 106.7 3 30 Page 80

Page 86Open in PDF

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-747-200 767.00 564.00 JT9D-3A 4 43.60 5.10 10 30 110.0 98.2 106.5 2 * ** BOEING B-747-200 770.00 564.00 JT9D-7 4 46.30 5.10 10 30 108.9 98.8 106.7 2 * ** BOEING B-747-200 734.00 564.00 JT9D-7A 4 47.00 5.10 10 30 103.5 101.2 106.9 3 30 BOEING B-747-200 775.00 564.00 JT9D-7F 4 48.00 5.10 10 30 108.6 98.9 107.2 2 * ** BOEING B-747-200 785.00 564.00 JT9D-7R4G2 4 54.75 4.80 10 30 100.1 98.6 105.4 2 ** BOEING B-747-200 775.00 585.00 CF6-50E 4 52.50 4.10 10 30 100.7 101.1 105.9 3 Page 81

Page 87Open in PDF

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-747-200 773.00 585.00 JT9D-3AWET 4 45.80 5.10 10 30 109.1 98.7 106.7 2 * ** BOEING B-747-200 833.00 585.00 RB211-524C2 4 51.60 4.50 10 30 106.5 99.7 107.0 3 * BOEING B-747-200 833.00 600.00 JT9D-7Q 4 53.00 4.90 10 30 103.2 103.5 106.6 3 BOEING B-747-200 820.00 630.00 CF6-50E 4 52.50 4.10 10 30 102.5 100.9 107.0 3 BOEING B-747-200 833.00 630.00 CF6-50E2 4 52.50 4.10 10 30 102.6 101.7 106.5 3 BOEING B-747-200 820.00 630.00 CF6-50E2 4 52.50 4.10 10 30 102.1 101.7 106.5 3 Page 82

Page 88Open in PDF

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-747-200 710.00 630.00 JT9D-3A 4 43.60 5.10 10 25 104.4 100.8 105.7 3 30 BOEING B-747-200 734.00 630.00 JT9D-7 4 46.30 5.10 10 25 104.2 101.3 105.2 3 30 BOEING B-747-200 820.00 630.00 JT9D-70A 4 53.00 4.90 10 30 101.1 98.5 106.0 3 BOEING B-747-200 785.00 630.00 JT9D-7A 4 47.00 5.10 10 30 109.3 98.7 107.3 2 * ** BOEING B-747-200 734.00 630.00 JT9D-7A 4 47.00 5.10 10 25 103.5 101.2 105.0 3 30 BOEING B-747-200 750.00 630.00 JT9D-7F 4 48.00 5.10 10 25 103.5 102.0 106.0 3 30 Page 83

Page 89Open in PDF

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-747-200 800.00 630.00 JT9D-7F 4 48.00 5.10 10 30 109.7 98.8 107.8 2 * ** BOEING B-747-200 805.00 630.00 JT9D-7FW 4 50.00 5.10 10 30 109.4 99.2 107.8 2 * ** BOEING B-747-200 812.00 630.00 JT9D-7FW/-7J 4 50.00 5.10 10 30 109.7 99.2 107.4 2 * ** BOEING B-747-200 770.00 630.00 JT9D-7J 4 50.00 5.10 10 25 103.6 103.0 106.0 3 30 BOEING B-747-200 800.00 630.00 JT9D-7J 4 50.00 5.10 10 30 109.3 99.2 107.8 2 * ** BOEING B-747-200 833.00 630.00 JT9D-7Q 4 53.00 4.90 10 25 103.2 103.5 104.4 3 Page 84

Page 90Open in PDF

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-747-200 833.00 630.00 JT9D-7R4G2 4 54.75 4.80 10 30 102.4 97.9 106.6 2 ** BOEING B-747-200 785.00 630.00 JT9D-7WET 4 47.90 5.10 10 30 108.7 99.1 107.3 2 * ** BOEING B-747-200 800.00 630.00 RB211-524B/B2 4 50.10 4.30 10 30 105.5 96.0 107.3 2 * ** BOEING B-747-200 820.00 630.00 RB211-524B/B2 4 50.10 4.30 10 30 105.5 95.6 107.3 2 ** BOEING B-747-200 833.00 630.00 RB211-524D4 4 53.10 4.20 10 30 103.9 99.7 104.9 3 BOEING B-747-300 600.00 564.00 CF6-80C2B1 4 56.70 5.00 10 30 89.8 99.1 102.5 3 Page 85

Page 91Open in PDF

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-747-300 775.00 564.00 RB211-524D4 4 53.10 4.20 10 30 101.5 97.1 104.3 2 ** BOEING B-747-300 800.00 585.00 JT9D-70A 4 53.00 4.90 10 30 99.2 95.8 105.4 2 ** BOEING B-747-300 775.00 585.00 RB211-524B2 4 50.10 4.30 10 30 103.3 96.1 106.5 2 ** BOEING B-747-300 800.00 630.00 CF6-50E2 4 52.50 4.10 10 30 101.6 101.8 106.5 3 BOEING B-747-300 820.00 630.00 JT9D-70A 4 53.00 4.90 10 30 100.2 95.5 105.3 2 ** BOEING B-747-300 833.00 630.00 JT9D-7R4G2 4 54.75 4.80 10 30 102.4 101.3 106.6 3 Page 86

Page 92Open in PDF

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-747-300 785.00 630.00 JT9D-7R4G2 4 54.75 4.80 10 30 100.1 101.5 106.6 3 BOEING B-747-300 820.00 630.00 RB211-524B2 4 50.10 4.30 10 30 105.5 95.6 107.3 2 ** BOEING B-747-300 833.00 630.00 RB211-524D4 4 53.10 4.20 10 30 103.9 96.5 104.9 2 ** BOEING B-747-300 833.00 666.00 CF6-80C2B1 4 56.70 5.00 10 30 99.0 98.2 105.2 3 BOEING B-747-400 600.00 564.00 CF6-80C2B1F 4 57.90 5.00 10 30 89.6 99.1 101.7 3 BOEING B-747-400 830.00 564.00 CF6-80C2B5F 4 60.80 5.00 10 30 96.0 100.4 101.7 3 Page 87

Page 93Open in PDF

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-747-400 600.00 564.00 PW4056 4 56.75 4.80 10 30 89.5 100.7 103.1 3 BOEING B-747-400 600.00 564.00 RB211-524G 4 58.00 4.30 10 30 89.1 98.9 102.4 3 BOEING B-747-400 600.00 564.00 RB211-524H 4 60.60 4.10 10 30 88.7 99.7 102.4 3 BOEING B-747-400 870.00 652.00 CF6-80C2B1F 4 60.20 5.20 25 99.7 98.3 101.4 3 BOEING B-747-400 875.00 652.00 CF6-80C2B1F 4 57.90 5.00 10 30 99.8 98.2 103.8 3 BOEING B-747-400 875.00 652.00 CF6-80C2B1F W/N1 MOD 4 57.30 5.00 10 30 99.9 97.9 103.8 3 Page 88

Page 94Open in PDF

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-747-400 875.00 652.00 CF6-80C2B5F 4 60.80 5.00 10 30 97.5 100.3 103.8 3 BOEING B-747-400 870.00 652.00 PW 4056 4 56.75 4.80 10 30 101.5 99.7 104.7 3 BOEING B-747-400 875.00 652.00 PW4056 4 56.75 4.80 10 30 101.6 99.7 104.7 3 BOEING B-747-400 875.00 652.00 PW4056 PH3 (FB2B) 4 56.80 4.80 10 30 99.7 98.6 103.6 3 BOEING B-747-400 875.00 652.00 PW4056 PH3 (FB2C) 4 56.80 4.80 10 30 98.6 98.4 103.0 3 BOEING B-747-400 875.00 652.00 PW4056 PH3 (FB2C) NR 4 56.80 4.80 10 30 97.4 98.1 102.1 3 Page 89

Page 95Open in PDF

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-747-400 875.00 652.00 PW4056 PKG B/PHASE I 4 56.80 4.80 10 30 99.3 98.5 103.4 3 BOEING B-747-400 875.00 652.00 RB211-524G 4 58.00 4.30 10 30 99.2 98.0 103.8 3 BOEING B-747-400 870.00 652.00 RB211-524H 4 60.60 4.10 10 30 97.8 98.8 103.8 3 BOEING B-747-400 875.00 652.00 RB211-524H2 4 58.00 4.10 10 30 98.0 98.8 103.8 3 BOEING B747-8 700.00 600.00 Genx-2B(EIS) 4 0.00 0.00 0 30 85.3 94.8 99.6 4 BOEING B747-8 987.00 688.00 Genx-2B(EIS) 4 0.00 0.00 0 30 94.5 94.0 100.4 4 Page 90

Page 96Open in PDF

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 B747-8F 700.00 600.00 Genx-2B(EIS) 4 0.00 0.00 0 30 85.3 94.8 99.6 4 BOEING B747-8F 975.00 761.00 Genx-2B(EIS) 4 0.00 0.00 0 30 94.0 94.0 100.9 4 BOEING B-747-SP 702.00 410.00 RB211-524D4 4 53.10 4.20 10 30 99.2 99.8 107.0 3 BOEING B-747-SP 660.00 450.00 JT9D-7A 4 47.00 5.10 10 30 99.6 101.3 102.5 3 BOEING B-747-SP 702.00 450.00 JT9D-7J 4 50.00 5.10 10 30 100.1 103.3 103.2 3 BOEING B-747-SP 696.00 450.00 RB211-524B2 4 50.10 4.30 10 30 99.5 99.8 103.2 3 Page 91

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