# NTSB OAK71AP019: Boeing 720, N7225U, Pt.Reyes, CA, November 28, 1970

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: November 28, 1970
- Place: Pt.Reyes, CA · PT.REYES, CA
- Location: 38.0863° N, 122.9539° W: Placed by OpenAirDocs: center of Point Reyes, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.0863&lon=-122.9539&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 55 uninjured
- Status: Completed, report August 20, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 158774
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK71AP019
- Page: https://openairdocs.org/ntsb/OAK71AP019

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0046  70/11/28   PT.REYES,CALIF      BOEING 720          CR-  0  1  6  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 1415                    N7225U              PX-  0  0 49                            46, 15334 TOTAL HOURS,
                                       DAMAGE-NONE         OT-  0  0  0                            2708 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        OPERATOR - UNITED AIR LINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          SEATTLE,WASH                SAN FRANCISCO,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           TURBULENCE                                               IN FLIGHT: DESCENDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEAT BELT NOT FASTENED
        WEATHER BRIEFING - COMPANY DISPATCH
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                               0
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          ZERO                                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- ENCOUNTERED MDT TURB ENTERING OCST. FLT ATTENDANT FELL.SEAT BELT SIGN NOT ON IN SUFFICIENT TIME.
```

## Aircraft

- Registration: [N7225U](https://openairdocs.org/deregistered/N7225U-1988-12-13), registration cancelled 1988-12-13, S/N 18078 (OpenAirDocs)
- Reported make and model: BOEING 720
- Registry model: [Boeing 720-022](https://openairdocs.org/model/boeing-720-022) (registry code 1383810) (OpenAirDocs)
- Category: Airplane
- Engines: turbo jet
- Damage: No damage

## Other investigations on N7225U (2)

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.

- [NTSB SEA74IS025](https://openairdocs.org/ntsb/SEA74IS025), Dec 5, 1973: Boeing 720A (N7225U), Moses Lake, WA, incident, minor damage
- [NTSB OAK70IP049](https://openairdocs.org/ntsb/OAK70IP049), Mar 28, 1970: Boeing 720 (N7225U), Las Vegas, NV, incident, 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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