# NTSB NYC77DNC54: Cessna 172, N1721F, Lancaster, NH, September 5, 1977

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 5, 1977
- Place: Lancaster, NH · LANCASTER, NH
- Location: 44.4886° N, 71.5742° W: Placed by OpenAirDocs: center of Lancaster, NH, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.4886&lon=-71.5742&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (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): 145308
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC77DNC54
- Page: https://openairdocs.org/ntsb/NYC77DNC54

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3178   77/9/5    LANCASTER,NH        CESSNA 172          CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1745                    N1721F              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  AGE 26, 1350 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            71 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           TURBULENCE                                               IN FLIGHT: NORMAL CRUISE
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           WEATHER - DOWNDRAFT,UPDRAFTS
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        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                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- DURING XC FLT OVER MOUNTAINOUS TERRAIN ENCOUNTERD SEVER DOWN DRAFT UNABLE CHECK DESCENT.
```

## Aircraft

- Registration: [N1721F](https://openairdocs.org/aircraft/N1721F), registered now, S/N 17255116, built 1966 (OpenAirDocs)
- Reported make and model: CESSNA 172
- Registry model: [Cessna 172H](https://openairdocs.org/model/cessna-172h) (registry code 2072424) (OpenAirDocs)
- Registry engine: [Continental 0-300 series](https://openairdocs.org/engine/continental-0-300-series) (registry code 17022, 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 19770905031809A](https://openairdocs.org/incident/19770905031809A), Sep 5, 1977: Cessna 172H, Lancaster, NH, Substantial damage. During xc flt over mountainous terrain encounterd sever down draft unable check descent.

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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