Twin turboprop

N991AK

1982 Beechcraft C-99

Registered 2 NTSB/FAA records
Built
1982
Serial
U-189
Class
Twin turboprop
Engines
2 × Pratt & Whitney Canada PT6A-36
Status
Current as of October 2026
Registered owner
Lake Clark Air Inc (Corporation)
Based
Port Alsworth, AK
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Registration record

N991AK on the FAA register

Type
1982 Beechcraft C-99
Serial
U-189
Engines
2 × Pratt & Whitney Canada PT6A-36
Registered owner
Lake Clark Air Inc
Port Alsworth, AK
Certificate issued
2015-12-08
Airworthiness date
2015-12-08
Registration expires
2028-12-31
Airworthiness class
Standard · normal
Mode S (hex)
ADD664
Mode S (octal)
53353144
Seats (type)
17
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2028-12-31
    Registration expires (renewal due).
  • 2021-04-16
    Accident at Chignik Lagoon, AK; damage: substantial.
  • 2015-12-08
    Certificate of registration issued as N991AK.
  • 2015-12-08
    Airworthiness date on the current FAA record (standard category (normal)).
  • 2012-02-01
    Accident at Anchorage, AK; damage: substantial.
  • 1982
    Manufactured (1982).
Overview

About N991AK

N991AK is a 1982 Beechcraft C-99, serial number U-189. The FAA register lists Lake Clark Air Inc as the registrant in Port Alsworth, Alaska. The current certificate of registration was issued on December 8, 2015 and expires on December 31, 2028.

The FAA aircraft reference file describes the type as a twin turboprop, two Pratt & Whitney Canada PT6A-36 engines and 17 seats. Its airworthiness certificate is standard category (normal), dated December 8, 2015.

N991AK has 2 accident/incident records on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

2021-04-16 Accident · Chignik Lagoon, AK Damage: Substantial NTSB · ANC21LA030
Reported aircraft: Beechcraft C-99
Probable cause: The pilot s failure to visually inspect the runway condition before landing, which resulted in a collision with an ice chunk and main landing gear separation during landing.
2012-02-01 Accident · Anchorage, AK Damage: Substantial NTSB · ANC12CA021
Reported aircraft: Beechcraft 99
Probable cause: The pilot's premature power reduction, which resulted in a runway undershoot.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.