# NTSB CEN26LA281: Mooney M20E, N3264F, Longmont, CO, August 4, 2026

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Class 4 · Limited · Investigation open
- Date: August 4, 2026, 08:35 local (14:35 UTC)
- Place: Longmont, CO · 40.164364°
-105.152650°
- Coordinates: 40.164364, -105.15265
- Nearby events: https://openairdocs.org/map.md?lat=40.1644&lon=-105.1526&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Defining event: [Initial climb: Loss of engine power (partial)](https://openairdocs.org/ntsb-events/342)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Investigation ongoing
- Investigation class: Class 4 - Basic report with no Prelim publish
- NTSB office: Central Region
- Parties: Lycoming Engines, FAA
- NTSB case key (mKey): 203530
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CEN26LA281
- Latest NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/203530/pdf
- Page: https://openairdocs.org/ntsb/CEN26LA281

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Initial climb: Loss of engine power (partial)](https://openairdocs.org/ntsb-events/342) (defining event); cases with it: [Mooney M20E, 9 cases](https://openairdocs.org/ntsb-events/342/sequence.md?model=5870212), [All aircraft, 1,858 cases](https://openairdocs.org/ntsb-events/342/sequence.md)

## Aircraft

- Registration: [N3264F](https://openairdocs.org/aircraft/N3264F), registered now, S/N 670057, built 1967 (OpenAirDocs)
- Reported make and model: MOONEY M20E
- Registry model: [Mooney M20E](https://openairdocs.org/model/mooney-m20e) (registry code 5870212) (OpenAirDocs)
- Registry engine: [Lycoming I0360 series](https://openairdocs.org/engine/lycoming-i0360-series) (registry code 41515, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 670057
- Year built: 1967
- Airframe hours: 3491.3
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Baker Richard D
- Registered owner: Sawyer White and Tanner White
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, August 2, 2026
- Departed: KLMO, Longmont, CO
- Destination: Same as departure
- Airport: LMO, Vance Brand, runway 11/29, 4,799 × 75 ft, concrete
- Equipment: ADS-B

## Weather

- Conditions: Visual (VMC), Day
- Wind: 50° at 5 knots
- Visibility: 10 statute miles
- Lowest ceiling: 4,400 ft overcast
- Temperature: 55 °F, dew point 41 °F
- Altimeter: 30.27 inHg
- Observed at: KLMO, 1 nm away
- METAR: METAR KLMO 041455Z AUTO 05005KT 10SM OVC044 13/05 A3027 RMK AO2 T01330052

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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