# NTSB CHI75AC008: Cessna 310L, N69939, Land O' Lakes, WI, July 17, 1974

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: July 17, 1974
- Place: Land O' Lakes, WI · LAND O' LAKES, WI
- Location: 46.1613° N, 89.2187° W: Placed by OpenAirDocs: center of Land O' Lakes, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.1613&lon=-89.2187&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 3 fatal
- Status: Completed, report December 11, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 132586
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI75AC008
- Page: https://openairdocs.org/ntsb/CHI75AC008

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3953  74/7/17    LAND O' LAKES,WIS   CESSNA 310L         CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 42, 313
        TIME - 2155                    N69939              PX-  2  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 25 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - LAND O' LAKES
        DEPARTURE POINT             INTENDED DESTINATION
          LAND O' LAKES,WIS           ST CHARLES,ILL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: TREES                                     IN FLIGHT: CLIMB TO CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SPATIAL DISORIENTATION
           PILOT IN COMMAND - ATTEMPTED OPERATION BEYOND EXPERIENCE/ABILITY LEVEL
        FACTOR(S)
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
         FIRE AFTER IMPACT
        REMARKS- ACDNT OCCRD ON 2ND NITE FLT IN MULTI-ENG ACFT.
```

## Aircraft

- Registration: [N69939](https://openairdocs.org/deregistered/N69939-1975-01-14), registration cancelled 1975-01-14, S/N 310L-0172 (OpenAirDocs)
- Reported make and model: CESSNA 310L
- Registry model: [Cessna 310L](https://openairdocs.org/model/cessna-310l) (registry code 2074230) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Land O' Lakes

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19740717039259A](https://openairdocs.org/incident/19740717039259A), Jul 17, 1974: Cessna 310L, Land O' Lakes, WI, Destroyed, 2 fatal. Acdnt occrd on 2nd nite flt in multi-eng acft.

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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