Accident Maule M-7-235 N525GS, Monday 2 May 1994
ASN logo
 
This information is added by users of ASN. Neither ASN nor the Flight Safety Foundation are responsible for the completeness or correctness of this information. If you feel this information is incomplete or incorrect, you can submit corrected information.

Date:Monday 2 May 1994
Time:11:30 LT
Type:Silhouette image of generic M7 model; specific model in this crash may look slightly different    
Maule M-7-235
Owner/operator:Sperber, Eugene J.
Registration: N525GS
MSN: 4123C
Total airframe hrs:83 hours
Engine model:Lycoming O-540-B4B5
Fatalities:Fatalities: 2 / Occupants: 2
Other fatalities:0
Aircraft damage: Destroyed
Category:Accident
Location:Mcintosh, SD -   United States of America
Phase: En route
Nature:Private
Departure airport:Aberdeen, SD (KABR)
Destination airport:Miles City, MT (KMLS)
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
AT 1635 CDT ON 5/1/94 & AT 0319 CDT ON 5/2/94, THE NON-INSTRUMENT RATED PILOT CONTACTED THE GREEN BAY FLIGHT SERVICE STATION (FSS) & GOT WEATHER INFO FOR A FLIGHT FROM GREEN BAY, WI, TO MILES CITY, MT. HE WAS ADVISED THAT VFR CONDITIONS WERE EXPECTED ALONG HIS ROUTE OF FLIGHT, WITH A POSSIBILITY OF SHOWERS INCREASING AS HE NEARED HIS DESTINATION. AFTER TAKEOFF, HE CONTACTED THE PRINCETON & HURON FSS'S & OBTAINED WINDS & AN ABBREVIATED WEATHER BRIEFING FOR THE ROUTE TO ABERDEEN, SD. AT ABOUT 0800, AN EN ROUTE STOP WAS MADE IN VFR CONDITIONS AT ABERDEEN TO REFUEL. THE PILOT DEPARTED AT ABOUT 0900 WITHOUT UPDATING HIS WEATHER INFO. NEAR MCINTOSH, SD, WITNESSES OBSERVED THE AIRPLANE FLYING LOW IN POOR WEATHER CONDITIONS (LOW CLOUDS & FOG). SUBSEQUENTLY, IT IMPACTED RISING TERRAIN. ABOUT 10 DAYS LATER, IT WAS LOCATED PARTIALLY SUBMERGED IN A POND. NO PREIMPACT PART FAILURE OR MALFUNCTION WAS FOUND. AT 0745 ON 5/2/94, AN AIRMET WAS ISSUED TO WARN OF OCCASIONAL LOW CEILINGS & VISIBILITIES WITH PRECIPITATION & FOG FROM TEXAS THROUGH THE DAKOTAS.

Probable Cause: VFR FLIGHT BY THE NON-INSTRUMENT RATED PILOT INTO INSTRUMENT METEOROLOGICAL CONDITIONS (IMC), AND HIS FAILURE TO MAINTAIN SUFFICIENT ALTITUDE (OR CLEARANCE) FROM RISING TERRAIN. FACTORS RELATED TO THE ACCIDENT WERE: FAILURE OF THE PILOT TO UPDATE HIS WEATHER INFORMATION AT THE EN ROUTE STOP, THE ADVERSE WEATHER CONDITIONS, RISING TERRAIN, AND THE PILOT'S LACK OF INSTRUMENT EXPERIENCE.

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: CHI94FA155
Status: Investigation completed
Duration: 11 months
Download report: Final report

Sources:

NTSB CHI94FA155

Location

Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added
21-Dec-2016 19:22 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]
10-Apr-2024 07:48 ASN Update Bot Updated [Time, Operator, Other fatalities, Departure airport, Destination airport, Source, Narrative, Category, Accident report]

Corrections or additions? ... Edit this accident description

The Aviation Safety Network is an exclusive service provided by:
Quick Links:

CONNECT WITH US: FSF on social media FSF Facebook FSF Twitter FSF Youtube FSF LinkedIn FSF Instagram

©2024 Flight Safety Foundation

1920 Ballenger Av, 4th Fl.
Alexandria, Virginia 22314
www.FlightSafety.org