<< >> NASA ASRS Report 1004893, April 2012

A corporate jet flight crew entered 30.38 in the altimeters on visual approach to grb; but received an ATC low altitude alert because the actual altimeter was 29.38.

Attributes
ACN	1004893
Time
Date	201204
Local Time Of Day	0601-1200
Place
Locale Reference	GRB.Airport
State Reference	WI
Environment
Flight Conditions	Mixed
Light	Daylight
Aircraft 1
Make Model Name	Light Transport Low Wing 2 Turbojet Eng
Operating Under FAR Part	Part 91
Flight Phase	Descent
Route In Use	Direct
Flight Plan	IFR
Component
Aircraft Component	Altimeter
Person 1
Function	First Officer Pilot Not Flying
Qualification	Flight Crew Multiengine Flight Crew Instrument Flight Crew Air Transport Pilot (ATP)
Experience	Flight Crew Last 90 Days 75 Flight Crew Total 9800 Flight Crew Type 2100
Person 2
Function	Pilot Flying Captain
Qualification	Flight Crew Air Transport Pilot (ATP)
Experience	Flight Crew Last 90 Days 75 Flight Crew Total 12000 Flight Crew Type 9000
Events
Anomaly	Deviation - Altitude Excursion From Assigned Altitude Deviation - Procedural Published Material / Policy Inflight Event / Encounter CFTT / CFIT

Narrative:

The altimeter setting was entered incorrectly from the new ATIS given by ATC over the radio (approach controller). The altimeter was entered 30.38; the correct setting should have been 29.38. ATC advised a low altitude alert; the crew corrected the altitude; and altimeter setting. The crew was at the time of the alert in VFR conditions and continued with a visual approach to runway 24 at grb.

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Original NASA ASRS Text

Title: A Corporate Jet flight crew entered 30.38 in the altimeters on visual approach to GRB; but received an ATC low altitude alert because the actual altimeter was 29.38.

Narrative: The altimeter setting was entered incorrectly from the new ATIS given by ATC over the radio (Approach Controller). The altimeter was entered 30.38; the correct setting should have been 29.38. ATC advised a low altitude alert; the crew corrected the altitude; and altimeter setting. The crew was at the time of the alert in VFR conditions and continued with a visual approach to Runway 24 at GRB.

Data retrieved from NASA's ASRS site as of July 2013 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.