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ASN Wikibase Occurrence # 36536
Last updated: 12 November 2019
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Date:08-NOV-1994
Time:18:13
Type:Silhouette image of generic C172 model; specific model in this crash may look slightly different
Cessna 172N
Owner/operator:Kennewick Aircraft
Registration: N584WA
C/n / msn: 17271944
Fatalities:Fatalities: 1 / Occupants: 2
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Category:Accident
Location:Klamath Falls, OR -   United States of America
Phase: En route
Nature:Executive
Departure airport:Hermiston, OR (S22)
Destination airport:Klamath Falls, OR (LMT)
Investigating agency: NTSB
Narrative:
THE PRIVATE PILOT, WHO WAS NOT INSTRUMENT RATED, RECEIVED AN ACCURATE WEATHER BRIEFING FOR A CROSS COUNTRY BUSINESS FLIGHT OVER MOUNTAINOUS TERRAIN AT NIGHT. DURING THE FLIGHT, THE WEATHER CONDITIONS WORSENED, AS FORECAST. THE PILOT WAS TOLD OF THE WORSENING CONDITIONS. HE REPORTED TO AIR TRAFFIC CONTROL (ATC) THAT HE WAS ENTERING OBSCURATION AND EVENTUALLY LOST GROUND CONTACT. THE REPORTED WEATHER CONDITIONS NEAR THE ACCIDENT SITE INDICATED THAT THE CLOUDS, SNOW, AND GUSTING WINDS EXISTED AT THE ALTITUDE THE AIRPLANE WAS FLYING. ATC PROVIDED VECTORS, BUT THE PILOT GRADUALLY DESCENDED AND VEERED TOWARD RISING TERRAIN. THE PILOT STATED THAT THE AIRPLANE THEN ENCOUNTERED A STRONG DOWNDRAFT AND THAT HE COULD NOT CLIMB FASTER THAN THE RISING TERRAIN. THE AIRPLANE IMPACTED A TREE NEAR THE 7,200 FOOT LEVEL OF A MOUNTAIN. THE PILOT WAS SERIOUSLY INJURED AND WAS RESCUED 22 HOURS AFTER THE ACCIDENT. THE PASSENGER WAS FATALLY INJURED. NO PRE-IMPACT MECHANICAL MALFUNCTIONS WERE REPORTED. CAUSE: THE VFR PILOT'S ATTEMPT TO CONTINUE THE FLIGHT INTO INSTRUMENT METEOROLOGICAL CONDITIONS, AND HIS FAILURE TO MAINTAIN ALTITUDE/CLEARANCE WITH THE MOUNTAINOUS TERRAIN BELOW HIM. CONTRIBUTING TO THE ACCIDENT WAS A DOWNDRAFT.

Sources:

NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001206X02656


Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added
21-Dec-2016 19:23 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]

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