Montgomery County Airpark Airport
Aircraft Accident/Incident Report

Gaithersburg, Maryland 20879
Monday, December 8, 2014 10:41 EST

NTSB Narrative Summary Released at Completion of Accident

On December 8, 2014, about 1041 Eastern Standard Time (EST), an Embraer EMB-500 Phenom 100, N100EQ, impacted terrain and houses about 0.75 miles short of runway 14 while on approach to Montgomery County Airpark (GAI), Gaithersburg, Maryland. The airline transport rated pilot and two passengers were fatally injured as well as three persons on the ground. The airplane was destroyed during the impact and ensuing fire. Marginal visual meteorological conditions prevailed at the time and the flight was operating on an instrument flight rules (IFR) flight plan. The airplane was registered to and operated by Sage Aviation LLC., of Chapel Hill, North Carolina, under the provisions of 14 Code of Federal Regulations Part 91 as a personal flight. The flight originated from Horace Williams Airport (IGX), Chapel Hill, North Carolina, with GAI as its intended destination.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 12/8/2014
Event Day of the Week Monday
Time of Event 1041
Event Time Zone Eastern Standard Time
Event City Gaithersburg
Event State MARYLAND
Event Country --
Zipcode of the event site 20879
Event Date Year 2014
Event Date Month 12
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude --
Event Location Longitude --
Event Location Airport Montgomery County Airpark
Event Location Nearest Airport ID GAI
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness --
Investigator's weather source Unknown
Time of the weather observation 1035 Eastern Standard Time
Direction of event from weather observation facility (degrees) --
Weather Observation Facility ID GAI
Elevation of weather observation facility --
Distance of event from weather observation facility (units?) --
Time Zone of the weather observation EST
Lighting Conditions Day
Lowest Ceiling Height 3200
Lowest Non-Ceiling Height 2100
Sky/Lowest/Cloud Conditions Few
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) --
Visibility Runway Visual Value (Statute Miles) --
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) -1
Dew Point at event time (in degress fahrenheit) -7
Wind Direction (degrees magnetic) 40
Variable Wind Indicator Wind direction could be determined
Wind Speed (knots) 6
Wind Velocity Indicator --
Wind Gust Indicator Not Gusting
Wind Gust (knots) --
Altimeter Setting at event time (in. Hg) 30.61
Density Altitude (feet) --
Intensity of Precipitation --
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 3
On Ground, Minor Injuries --
On Ground, Serious Injuries --
Injury Total Fatal 6
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 6
Investigating Agency NTSB
NTSB Docket Number (internal use) --
NTSB Notification Source News
NTSB Notification Date --
NTSB Notification Time --
Fiche Number and/or location -used to find docket information --
Date of most recent change to record Dec 15 2014 11:15AM
User who most recently changed record sedj
Basic weather conditions --
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N100EQ
NTSB Number DCA15MA029
Missing Aircraft Indicator --
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed IFR
Flight plan Was Activated? Yes
Damage Destroyed
Aircraft Fire Ground
Aircraft Explosion None
Aircraft Manufacturer's Full Name EMBRAER
Aircraft Model EMB-500
Aircraft Series Identifier --
Aircraft Serial Number 50000082
Certified Max Gross Weight 10472
Aircraft Category Airplane
Aircraft Registration Class --
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats 6
Total number of seats on the aircraft --
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection --
Date of Last Inspection --
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Unknown
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name SAGE AVIATION LLC
Aircraft Owner Street Address 331 W BARBEE CHAPEL RD
Aircraft Owner City CHAPEL HILL
Aircraft Owner State NC
Aircraft Owner Country USA
Aircraft Owner Zipcode 275177513
Operator is an individual? No
Operator Name SAGE AVIATION LLC
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address 331 W BARBEE CHAPEL RD
Operator City CHAPEL HILL
Operator State NC
Operator Country USA
Operator Zip code 275177513
Operator Code --
Owner has at least one certificate None
Other Operator of large aircraft? --
Certified for Part 133 or 137 Operation --
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code IGX
Departure City Chapel Hill
Departure State NC
Departure Country USA
Departure Time --
Departure Time Zone --
Destination Same as Local Flt crash at destination city
Destination Airport Code GAI
Destination City Gaithersburg
Destination State MD
Destination Country USA
Specific Phase of Flight --
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Dec 11 2014 5:54PM
User who most recently changed record lebt
Since inspection or accident --
Event Location Runway Number and Location --
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --