# NTSB CHI77FEP37: Cessna 172A, N9712T, Sturgeon Bay, WI, June 7, 1977

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 7, 1977
- Place: Sturgeon Bay, WI · STURGEON BAY, WI
- Location: 44.8227° N, 87.3698° W: Placed by OpenAirDocs: center of Sturgeon Bay, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.8227&lon=-87.3698&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report November 16, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 147239
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI77FEP37
- Page: https://openairdocs.org/ntsb/CHI77FEP37

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2284   77/6/7  NR.STURGEON BAY,WI    CESSNA 172A         CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1800                    N9712T              PX-  0  0  0  DUAL                      AGE 31, 2415 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            8 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          KANGAROO LAKE,WI           STURGEON BAY,WI
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        REMARKS- FLOATS COLLAPSED DURING LANDING ON LAKE.
```

## Aircraft

- Registration: [N9712T](https://openairdocs.org/deregistered/N9712T-2019-05-07), registration cancelled 2019-05-07, S/N 15076947 (OpenAirDocs)
- Reported make and model: CESSNA 172A
- Registry model: [Cessna 150M](https://openairdocs.org/model/cessna-150m) (registry code 2071830) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, 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 19770607031529A](https://openairdocs.org/incident/19770607031529A), Jun 7, 1977: Cessna 172A, Sturgeon Bay, WI, Substantial damage. Floats collapsed during landing on lake.

## Other investigations on N9712T (3)

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 NYC69D0321](https://openairdocs.org/ntsb/NYC69D0321), Feb 1, 1969: Cessna 172 (N9712T), Rochester, NH, substantial damage
- [NTSB NYC68F0360](https://openairdocs.org/ntsb/NYC68F0360), Jan 27, 1968: Cessna 172 (N9712T), Rochester, NH, substantial damage
- [NTSB UNK64X4021](https://openairdocs.org/ntsb/UNK64X4021), Sep 17, 1964: Cessna 172A (N9712T), Beverly, MA, 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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