# NTSB CHI75DER06: Cessna 180, N9121C, River Falls, WI, March 28, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 28, 1975
- Place: River Falls, WI · RIVER FALLS, WI
- Location: 44.8608° N, 92.6257° W: Placed by OpenAirDocs: center of River Falls, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.8608&lon=-92.6257&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report June 17, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 148136
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI75DER06
- Page: https://openairdocs.org/ntsb/CHI75DER06

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1046  75/3/28    RIVER FALLS,WI      CESSNA 180          CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 30, 988
        TIME - 1535                    N9121C              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 764 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          INDIANAPOLIS,IN             MINNEAPOLIS,MN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           POWERPLANT - FUEL SYSTEM: VENTS,DRAINS,TANK CAPS
           MISCELLANEOUS - FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS
           MISCELLANEOUS ACTS,CONDITIONS - OBSTRUCTED
           TERRAIN - SNOW-COVERED
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN                                                    1500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          HAZE                                                      30
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          220                                                       25
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      IFR
        REMARKS- AFTR LNDG PLT NOTED FUEL VENT WAS FULL OF ICE.LNDD IN SNOW CVRD FLD.FCST INCLDD LIGHT ICING IN CLD
```

## Aircraft

- Registration: [N9121C](https://openairdocs.org/aircraft/N9121C), registered now, S/N 31220, built 1954 (OpenAirDocs)
- Reported make and model: CESSNA 180
- Registry model: [Cessna 180](https://openairdocs.org/model/cessna-180) (registry code 2072602) (OpenAirDocs)
- Registry engine: [Continental O-470 series](https://openairdocs.org/engine/continental-o-470-series) (registry code 17026, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## 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 19750328010979A](https://openairdocs.org/incident/19750328010979A), Mar 28, 1975: Cessna 180, River Falls, WI, Substantial damage. Aftr lndg plt noted fuel vent was full of ice. Lndd in snow cvrd fld. Fcst incldd light icing in cld

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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