OAK75AP013

NTSB accident investigation · Boeing 747 · No.Pacific Ocean (Pacific Ocean) · September 21, 1974

Accident · Serious injuriesClosed
Date
September 21, 1974
Place
No.Pacific Ocean (Pacific Ocean) · NO.PACIFIC OCEAN, PO
Injuries
1 serious, 2 minor, 297 uninjured
Damage
No damage
Phase of flight
Enroute
Aircraft
N615USBoeing 747
Status
Completed · report November 8, 1974
Report
Brief approved by the director
Case key
132545

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0025  74/9/21    NO.PACIFIC OCEAN    BOEING 747          CR-  0  0 15  SCHED INTERNATL PASSG SRV AIRLINE TRANSPORT, AGE
        TIME - 1800                    N615US              PX-  0  1284                            58, 24283 TOTAL HOURS,
                                       DAMAGE-NONE         OT-  0  0  0                            2408 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        OPERATOR - NORTHWEST AIRLINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          HONOLULU,HAWAII             TOKYO,JAPAN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           TURBULENCE                                               IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PASSENGER
           MISCELLANEOUS ACTS,CONDITIONS - SEAT BELT NOT FASTENED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEAT BELT SIGN ON
        WEATHER BRIEFING - COMPANY DISPATCH
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     UNKNOWN/NOT REPORTED
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          UNKNOWN/NOT REPORTED                                     IFR
        TYPE OF FLIGHT PLAN
          IFR

Aircraft

Registration
N615US
Reported as
Boeing 747
Category
Airplane
Engine
turbo fan
Damage
No damage

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.