NEPTUNE AVIATION SERVICES INC

Part 135 operator · designator NI6A

Data confidence: Records are linked by certificate number, aircraft registration, or a name match that a reviewer has confirmed. Each record below shows how it was linked.

Also recorded as: NEPTUNE AVIATION SERVICES INC, Neptune Aviation Services Inc, Neptune Aviation Services Inc.

Accident & enforcement record

Events that happened, regardless of the operator's own reporting. Each links to its public source.

NTSB accidents & incidents

Inc · 2024-03-01 Operator named in NTSB report
BRITISH AEROSPACE BAE 146 SERIES 200A (N474NA) PUBU

Operated by NEPTUNE AVIATION SERVICES INC (per NTSB report)

Source: NTSB case ENG24LA012
Acc · 2017-08-05 Operator named in NTSB report
LOCKHEED P2V 5F (N410NA) None injury PUBU

Operated by NEPTUNE AVIATION SERVICES INC (per NTSB report)

Source: NTSB case WPR17LA180
Acc · 2012-06-03 Operator named in NTSB report
LOCKHEED P2V-7 (N14447) Fatal injury PUBU

Operated by NEPTUNE AVIATION SERVICES INC (per NTSB report)

Source: NTSB case WPR12GA243
Acc · 2009-04-25 Operator named in NTSB report
LOCKHEED P2V-7 (N442NA) Fatal injury PUBU

Operated by NEPTUNE AVIATION SERVICES INC (per NTSB report)

Source: NTSB case WPR09GA216
Acc · 2008-09-01 Operator named in NTSB report
LOCKHEED P2V-7 (N4235T) Fatal injury PUBU

Operated by Neptune Aviation Services Inc. (per NTSB report)

Source: NTSB case SEA08GA194

FAA enforcement actions

FAA enforcement records haven't been loaded into GroundCheck yet, so none can be shown — a gap in our data, not evidence of a clean enforcement history.

Maintenance disclosure history

Service Difficulty Reports are self-reported maintenance findings. The NUMBER of reports is not a measure of reliability — diligent operators file more, not fewer. These are shown for transparency, not as a negative signal.

6 reports on file.

B · 2026-06-18 Matched by certificate designator
N840TW · ATA 7200

FLIGHT: SMOKE IN CABIN, DURING SLOW CRUISE FLIGHT OVER FIRE TRAFFIC AREA, PERFORMED QRH ITEMS, REMOVED SMOKE FROM CABIN. DEPARTED THE FTA TO KCDC LANDED WITHOUT FURTHER PROBLEMS. MX: TROUBLESHOT SMOKE IN CABIN TO BE COMING FROM R/H ENGINE. EXACT CAUSE UNKNOWN AT THIS TIME.

Source: SDR NI6R202606190066 · FAA SDRS
M J · 2025-08-20 Matched by certificate designator
N470NA · ATA 5410

ENROUTE TO THE BEULAH INCIDENT, APPROXIMATELY 30 MILES EAST OF HIF, THE PYLON 3 OVHT LIGHT ILLUMINATED ON THE MWP. THE ENGINES WERE SET TO CLIMB THRUST OF 800 TGT WHEN THE LIGHT CAME ON. WE COMPLETED THE QRH PROCEDURE FOR PYLON OVERHEAT AND TURNED TOWARD THE NEAREST JETTISON AREA. THE QRH PROCEDURE DIRECTED THAT WE COULD CONTINUE ENGINE OPERATION AT A RESTRICTED THRUST SETTING TO KEEP THE CAPTION OUT. WE LEFT THE ENGINE AT FLIGHT IDLE FOR THE REMAINDER OF THE FLIGHT. WE NOTIFIED DISPATCH AND HILL TANKER BASE. WE DECLARED AN EMERGENCY WITH HIF TOWER AND SALT LAKE APPROACH. JETTISON AND LANDING WERE NORMAL AND UNEVENTFUL. LOCATED AIR LEAKAGE FROM AN UNSEATED DUCT AND LOOSE V-BAND CLAMPS BOTH UPSTREAM & DOWNSTREAM OF THE BLEED AIR COOLER ON PYLON#3. REPLACED V-BAND (P/N: B38C37) ON FWD END OF VENTURI DUCT CONNECTOR AND REPLACE BOTH CRUSH SEALS & UPSTREAM PERI SEALS (P/N 706-3-250) AT BLEED AIR COOLER ATTACHMENT COUPLING DURING REASSEMBLY OF DISTURBED DUCTING. OPS CHECK GOOD. NO LEAKS NOTED.

Source: SDR NI6R202508200065 · FAA SDRS
X J · 2025-08-07 Matched by certificate designator
N690TG · ATA 7200

PILOT REPORT: WE WERE ORBITING THE FIRE AT 10,500' IN A RIGHT TURN, WITH BOTH ENGINES STABILIZED AT 200 HORSEPOWER EACH AND FUEL FLOWS AT 200 LBS./HR. EACH WHEN I FELT A YAWING MOTION THAT I INITIALLY THOUGHT WAS WAKE TURBULENCE. LOOKING AT THE ENGINE INSTRUMENTS I QUICKLY NOTICED THAT THE RIGHT ENGINE HORSEPOWER WAS READING ZERO, THE RIGHT ENGINE ITT WAS DECREASING THROUGH 300 DEGREES CENTIGRADE, AND THE RIGHT ENGINE RPM WAS DECREASING THROUGH 30%. I INFORMED THE ATGS AND THE ATGS TRAINEE THAT WE HAD LOST THE RIGHT ENGINE, AND WOULD BE STARTING A TURN TOWARDS ELKO, NEVADA, OUR NEAREST RECOVERY AIRPORT. AFTER STABILIZING THE AIRCRAFT I ENGAGED THE AUTOPILOT AND RAN THE QRH ITEMS FOR ENGINE FAILURE IN FLIGHT. WITH THE ENGINE SECURED, AND NOT NOTICING ANY ERRATIC OR UNUSUAL ENGINE INDICATIONS BEFORE OR DURING THE FAILURE I DECIDED TO ATTEMPT A RELIGHT. I ACCOMPLISHED THE ENGINE RELIGHT PROCEDURE IN THE QRH AND THE ENGINE RESTARTED UNEVENTFULLY. WE LANDED UNEVENTFULLY 20 MINUTES LATER IN ELKO WITH BOTH ENGINES OPERATING NORMALLY. NO EMERGENCY DECLARED.

Source: SDR NI6R202508100063 · FAA SDRS
O · 2025-04-22 Matched by certificate designator
N690SG · ATA 5311

WHILE PERFORMING ZONE 4 INSPECTION OF SB 244, FOUND CRACKS IN UPPER FRAME AT FS 386 IN BOTH PASS THROUGH HOLES.

Source: SDR NI6R202505260061 · FAA SDRS
O · 2025-04-22 Matched by certificate designator
N690TG · ATA 5311

WHILE PERFORMING ZONE 4 INSPECTION OF SB 244, FOUND CRACKS IN UPPER FRAME AT FS 386 IN BOTH PASS THROUGH HOLES.

Source: SDR NI6R202505260062 · FAA SDRS
W · 2023-06-23 Matched by certificate designator
N690TG · ATA 2720

DURING 150 HOUR INSPECTION MECHANIC FOUND SIGNIFICANTLY FRAYED RUDDER INTERCONNECT CABLE. UPON INSTALLATION OF NEW CABLE AND NEW PULLEY IT WAS DISCOVERED THAT A PREVIOUS REPAIR ON A PULLEY BRACKET HID THE ORIGINAL CABLE GUARD PIN HOLE. PRIOR MAINTENANCE INSTALLED THE CABLE GUARD PIN IN A DIFFERENT HOLE IN THE BRACKET CAUSING THE CABLE TO WEAR ON THE PIN. CORRECTIVE ACTION-DRILLED ORIGINAL HOLE IN REPAIR BRACKET AND INSTALLED PIN IN CORRECT LOCATION. EDGE DISTANCE MAINTAINED ON ALL FASTENERS. OPS CHECK GOOD. NO DEFECTS NOTED.

Source: SDR NI6R202306270059 · FAA SDRS

Linked aircraft

N-numberMake / modelYearStatusLink basis
N14447Operator named in NTSB report
N301TSBEECH B1001979Valid RegistrationMatched by certificate designator
N410NALOCKHEED P2V-5F1954Valid RegistrationOperator named in NTSB report
N4235TOperator named in NTSB report
N442NAAIRBUS HELICOPTERS DEUTSCHLAND EC135T32020Valid RegistrationOperator named in NTSB report
N474NABRITISH AEROSPACE BAE 146 SERIES 200AValid RegistrationOperator named in NTSB report
N485ASMatched by certificate designator
N83FJDASSAULT-BREGUET FALCON 501981Valid RegistrationMatched by certificate designator