# NTSB WPR21LA198: Diamond Aircraft Ind DA 40, N321PF, Paris, ID, May 16, 2021

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Class 4 · Limited · Final report
- Date: May 15, 2021, 20:00 local (May 16, 2021, 02:00 UTC)
- Place: Paris, ID
- Coordinates: 42.247667, -111.35095 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=42.2477&lon=-111.3509&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Defining event: [Landing: Hard landing](https://openairdocs.org/ntsb-events/092)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed
- Report: Approved by Office Director
- Investigation class: Class 4 - Basic report with no Prelim publish
- NTSB office: Western Pacific Region
- Parties: Federal Aviation Administration
- NTSB case key (mKey): 103102
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=WPR21LA198
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/103102/pdf
- NTSB docket: https://data.ntsb.gov/Docket?ProjectID=103102
- Page: https://openairdocs.org/ntsb/WPR21LA198

## Probable cause

The pilot's improper flare which resulted in a bounced landing, loss of directional control and collision with terrain.

## Findings

NTSB's coded findings; those marked are part of the probable cause.

- [Use of equip/info: aircraft control](https://openairdocs.org/ntsb-findings/02063040): Personnel issues › Task performance · Pilot (probable cause); cases with it: [Diamond Aircraft Ind DA 40, 20 cases](https://openairdocs.org/ntsb-findings/02063040/cases.md?model=2990002), [All aircraft, 9,295 cases](https://openairdocs.org/ntsb-findings/02063040/cases.md)
- [Info processing/decision: decision making/judgment](https://openairdocs.org/ntsb-findings/02041520): Personnel issues › Action/decision · Pilot (probable cause); cases with it: [Diamond Aircraft Ind DA 40, 5 cases](https://openairdocs.org/ntsb-findings/02041520/cases.md?model=2990002), [All aircraft, 3,098 cases](https://openairdocs.org/ntsb-findings/02041520/cases.md)
- [Performance/control parameters: landing flare](https://openairdocs.org/ntsb-findings/01062041): Aircraft › Aircraft oper/perf/capability · Not attained/maintained (probable cause); cases with it: [Diamond Aircraft Ind DA 40, 1 case](https://openairdocs.org/ntsb-findings/01062041/cases.md?model=2990002), [All aircraft, 1,285 cases](https://openairdocs.org/ntsb-findings/01062041/cases.md)

## Sequence of events

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

- [Landing: Hard landing](https://openairdocs.org/ntsb-events/092) (defining event); cases with it: [Diamond Aircraft Ind DA 40, 3 cases](https://openairdocs.org/ntsb-events/092/sequence.md?model=2990002), [All aircraft, 2,102 cases](https://openairdocs.org/ntsb-events/092/sequence.md)

## Analysis

The pilot reported that, he configured the airplane to land and completed the approach to runway 34. Upon touchdown, the airplane touched down hard and bounced. The pilot opted to abort the landing and applied full power, however the airplane veered left off the runway centerline. The airplane touched down in a soft field adjacent to the runway substantially damaging the left wing. The pilot reported that there were no mechanical malfunctions or failures with the airplane that would have precluded normal operation.

## Aircraft

- Registration: [N321PF](https://openairdocs.org/aircraft/N321PF), registered now, S/N 40.375, built 2004 (OpenAirDocs)
- Reported make and model: DIAMOND AIRCRAFT IND INC DA 40
- Registry model: [Diamond Aircraft Ind DA 40](https://openairdocs.org/model/diamond-aircraft-ind-da-40) (registry code 2990002) (OpenAirDocs)
- Registry engine: [Lycoming I0360 series](https://openairdocs.org/engine/lycoming-i0360-series) (registry code 41515, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 40.375
- Year built: 2004
- Airframe hours: 7527
- Engines: LYCOMING IO-360-M1A 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Utah Helicopter, doing business as Platinum Aviation
- Registered owner: Rrsf LLC
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, May 4, 2021
- Departed: SPK, Spanish Fork, UT
- Destination: Same as departure
- Airport: 1U7, Bear Lake County, runway 16/34, 4,590 × 60 ft, asphalt
- Equipment: Electronic multifunction display, Auto-pilot, ADS-B, Stall warning system, Satellite tracking device, Electronic primary flight display

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 20; injuries: none; private; airplane ratings: single-engine land; medical: class 1, without waivers/limitations; last flight review January 12, 2021; seat: left; restraint: 3-point; flight hours: 63 total, 6,554 in this make and model, 9 as pilot in command, 13 in the last 90 days, 5 in the last 30 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 360° at 11 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 66 °F, dew point 45 °F
- Altimeter: 29.80 inHg
- Observed at: KLGU, 36 nm away
- METAR: KLGU 160151Z AUTO 36011KT 10SM CLR 19/07 A2980 RMK AO2 SLP051 T01940067

## 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 20210515009729A](https://openairdocs.org/incident/20210515009729A), May 15, 2021: Diamond Aircraft Ind Inc DA 40, Paris, ID, Substantial damage. The flight departed from spanish fork Utah (kspk) at 1840 MST destined for Paris Idaho (1U7). On stable approach to runway 34, the pilot in command (PIC)…

## Other investigations on N321PF (1)

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 WPR22FA164](https://openairdocs.org/ntsb/WPR22FA164), Apr 24, 2022: Diamond Aircraft Ind DA 40 (N321PF), Cedar City, UT, destroyed, 4 fatal. Probable cause: The pilot’s failure to maintain obstacle clearance, which resulted in controlled flight into terrain. Contributing to the accident was the pilot’s decision to operate the airplane above its maximum…

## Docket (2 files)

The files NTSB released with the investigation on September 1, 2021, on NTSB's docket system: https://data.ntsb.gov/Docket?ProjectID=103102. 3.9 MB in all.

- Pilot/operator aircraft accident report, NTSB form 6120.1 (item 1, PDF, 9 pages, 3.7 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=12310004&FileExtension=pdf&FileName=Z%20-%20Attachment%2001%20-%206120_Redacted-Rel.pdf
- Photograph of accident (source of photo unknown) (item 2, PDF, 1 page, 201 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=12309890&FileExtension=pdf&FileName=Z-%20Attachment%2002%20-Photos-Rel.pdf

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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