Altitude deviation. Misset altitude alert.

Attributes
ACN	317340
Time
Date	199510
Day	Wed
Local Time Of Day	1201 To 1800
Place
Locale Reference	atc facility : hcm
State Reference	VA
Altitude	msl bound lower : 9500 msl bound upper : 11000
Environment
Flight Conditions	IMC
Light	Dusk
Aircraft 1
Controlling Facilities	artcc : zdc
Operator	common carrier : air carrier
Make Model Name	Commercial Fixed Wing
Operating Under FAR Part	Part 121
Flight Phase	descent other
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp pilot : flight engineer
Experience	flight time last 90 days : 265 flight time total : 15000 flight time type : 4000
ASRS Report	317340
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp
Experience	flight time last 90 days : 270 flight time total : 8200 flight time type : 5000
ASRS Report	317508
Events
Anomaly	altitude deviation : overshoot non adherence : clearance other anomaly other
Independent Detector	other controllera
Resolutory Action	flight crew : returned to intended course or assigned course other
Consequence	Other
Supplementary
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

Altitude alert was misset to 8000 ft. ATC clearance was 11000(?). Stopped descent at 9500 ft. Was asked what altitude was by ATC. I said 9500 ft descending to 8000 ft. The controller said our clearance was to 11000 ft and to climb back to 11000 ft. There was no conflict.

Original NASA ASRS Text

Title: ALTDEV. MISSET ALT ALERT.

Narrative: ALT ALERT WAS MISSET TO 8000 FT. ATC CLRNC WAS 11000(?). STOPPED DSCNT AT 9500 FT. WAS ASKED WHAT ALT WAS BY ATC. I SAID 9500 FT DSNDING TO 8000 FT. THE CTLR SAID OUR CLRNC WAS TO 11000 FT AND TO CLB BACK TO 11000 FT. THERE WAS NO CONFLICT.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.