# NTSB CHI66F0521: Cessna 172D, N2085Y, Walworth, WI, December 10, 1965

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: December 10, 1965
- Place: Walworth, WI · WALWORTH, WI
- Location: 42.5305° N, 88.5939° W: Placed by OpenAirDocs: center of Walworth, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.5305&lon=-88.5939&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 4 serious
- Status: Completed, report March 3, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 174906
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI66F0521
- Page: https://openairdocs.org/ntsb/CHI66F0521

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0881  65/12/10 NR.WALWORTH WIS       CESSNA 172D         CR-  0  1  0  NONCOMMERCIAL             PRIVATE, AGE 40, 165
        TIME - 1655                    N2085Y              PX-  0  3  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 125 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - BIG FOOT AIRFIELD
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
        FACTOR(S)
           WEATHER - LOW CEILING
           WEATHER - FOG
        WEATHER BRIEFING - BRIEFED BY WEATHER BUREAU PERSONEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                               200
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1/4 MILE OR LESS                                         NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       41
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
           90                                                       9
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      NONE
```

## Aircraft

- Registration: [N2085Y](https://openairdocs.org/deregistered/N2085Y-1968-09-16), registration cancelled 1968-09-16, S/N 17249585 (OpenAirDocs)
- Reported make and model: CESSNA 172D
- Registry model: [Cessna 172D](https://openairdocs.org/model/cessna-172d) (registry code 2072410) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Big Foot Airfield

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.