An air carrier ATR42 crew reports an aircraft equipment problem low engine oil pressure.

Attributes
ACN	353755
Time
Date	199611
Day	Fri
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : pit
State Reference	PA
Altitude	msl bound lower : 4500 msl bound upper : 4500
Environment
Flight Conditions	IMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : pit
Operator	common carrier : air carrier
Make Model Name	ATR 42
Operating Under FAR Part	Part 121
Navigation In Use	Other Other
Flight Phase	climbout : intermediate altitude other other
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : instrument pilot : commercial
Experience	flight time last 90 days : 210 flight time total : 5000 flight time type : 2000
ASRS Report	353755
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Experience	flight time last 90 days : 180 flight time total : 12000 flight time type : 5200
ASRS Report	353754
Events
Anomaly	aircraft equipment problem : critical other anomaly other
Independent Detector	aircraft equipment other aircraft equipment : unspecified other flight crewa
Resolutory Action	flight crew : declared emergency none taken : anomaly accepted other
Consequence	Other
Supplementary
Primary Problem	Aircraft

Narrative:

Climbing through 4500 ft MSL in icing conditions, we got a low oil pressure indication on the #1 engine. We declared an emergency with pit approach. Returned to landing without incident.

Original NASA ASRS Text

Title: AN ACR ATR42 CREW RPTS AN ACFT EQUIP PROB LOW ENG OIL PRESSURE.

Narrative: CLBING THROUGH 4500 FT MSL IN ICING CONDITIONS, WE GOT A LOW OIL PRESSURE INDICATION ON THE #1 ENG. WE DECLARED AN EMER WITH PIT APCH. RETURNED TO LNDG WITHOUT INCIDENT.

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.