# NTSB LAX73IL020: Boeing 747, N64876, Ontario, CA, October 19, 1972

- Type: NTSB incident investigation
- Classification: Incident · Minor injuries · Closed
- Date: October 19, 1972
- Place: Ontario, CA · ONTARIO, CA
- Location: 34.0633° N, 117.6509° W: Placed by OpenAirDocs: center of Ontario, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.0633&lon=-117.6509&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 65 uninjured
- Status: Completed, report March 28, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 169786
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX73IL020
- Page: https://openairdocs.org/ntsb/LAX73IL020

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
4-0037  72/10/19 NR.ONTARIO,CALIF      BOEING 747          CR-  0  0  3  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 1458                    N64876              PX-  0  0 63                            UNK/NR, UNK/NR TOTAL
                                       DAMAGE-MINOR        OT-  0  0  0                            HOURS, UNK/NR IN TYPE,
                                                                                                   INSTRUMENT RATED.
        CLASSIFIED AS INCIDENT
        OPERATOR - CONTINENTAL AIR LINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          CHICAGO,ILL                 LOS ANGELES,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           TURBULENCE                                               IN FLIGHT: DESCENDING
           LIGHTNING STRIKE                                         IN FLIGHT: DESCENDING
        PROBABLE CAUSE(S)
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
           WEATHER - THUNDERSTORM ACTIVITY
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PASSENGER
           MISCELLANEOUS ACTS,CONDITIONS - SEAT BELT NOT FASTENED
           WEATHER - LIGHTNING STRIKE
        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
        REMARKS- CIRCUMNAVIGATING THUNDERSTORM.OUTER PANE OF PLTS WINDSHIELD SHATTERED.
```

## Aircraft

- Registration: N64876 (not matched to a registry record)
- Reported make and model: BOEING 747
- Category: Airplane
- Engines: turbo fan
- Damage: Minor damage

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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