# NTSB SEA77FTA01: Cessna 185, N1688R, Glasgow, MT, June 10, 1976

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 10, 1976
- Place: Glasgow, MT · GLASGOW, MT
- Location: 48.1990° N, 106.6321° W: Placed by OpenAirDocs: center of Glasgow, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=48.1990&lon=-106.6321&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 5, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 201339
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA77FTA01
- Page: https://openairdocs.org/ntsb/SEA77FTA01-201339

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3089  76/6/10    GLASGOW,MT          CESSNA 185          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 44, 640
        TIME - 1500                    N1688R              PX-  0  0  1  BUSINESS                  TOTAL HOURS, 94 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - GLASGOW INTL
        DEPARTURE POINT             INTENDED DESTINATION
          LUSTRE,MT                   GLASGOW,MT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
        PROBABLE CAUSE(S)
           WEATHER - LOCAL WHIRLWIND
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      90
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
```

## Aircraft

- Registration: [N1688R](https://openairdocs.org/deregistered/N1688R-2026-07-29), registration cancelled 2026-07-29, S/N 18502411 (OpenAirDocs)
- Reported make and model: CESSNA 185
- Registry model: [Cessna A185F](https://openairdocs.org/model/cessna-a185f) (registry code 2072821) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Glasgow Intl

## 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 19760610030049A](https://openairdocs.org/incident/19760610030049A), Jun 10, 1976: Cessna A185F, Glasgow, MT, Substantial 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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