# NTSB SEA66A0070: Mooney MK20E, N79843, Kelso, WA, June 23, 1966

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: June 23, 1966
- Place: Kelso, WA · KELSO, WA
- Location: 46.1168° N, 122.8865° W: Placed by OpenAirDocs: center of Kelso, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.1168&lon=-122.8865&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal, 1 serious, 1 minor
- Status: Completed, report April 6, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 171146
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA66A0070
- Page: https://openairdocs.org/ntsb/SEA66A0070

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0753  66/6/23  NR.KELSO WASH         MOONEY MK20E        CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 49, 289
        TIME - 1320                    N79843              PX-  1  1  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 114 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
        FACTOR(S)
           WEATHER - CONDITIONS CONDUCIVE TO CARB./INDUCTION SYSTEM ICING
           WEATHER - LOW CEILING
           WEATHER - RAIN
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
           TERRAIN - HIGH OBSTRUCTIONS
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, IN PERSON
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        MISSING AIRCRAFT - LATER RECOVERED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                               0
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          ZERO                                                     RAIN
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     IFR
        TYPE OF FLIGHT PLAN
          VFR
        REMARKS- RECOVERY DATE-6-25-66.ENG PWR BOOST ON IN ICING WX.ACFT SLID 2100 FT. DOWN ICY SIDE MT.ST.HELENS.
```

## Aircraft

- Registration: [N79843](https://openairdocs.org/deregistered/N79843-1970-07-09), registration cancelled 1970-07-09, S/N 507 (OpenAirDocs)
- Reported make and model: MOONEY MK20E
- Registry model: [Mooney M20E](https://openairdocs.org/model/mooney-m20e) (registry code 5870212) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: 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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