A PA28 pilot experiences a surging engine with reduced power resulting in a safe landing at crq.

Attributes
ACN	619213
Time
Date	200405
Day	Mon
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : crq.airport
State Reference	CA
Altitude	msl single value : 3500
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : sct.tracon
Operator	general aviation : personal
Make Model Name	PA-28 Cherokee Arrow IV
Operating Under FAR Part	Part 91
Flight Phase	cruise : level
Route In Use	approach : traffic pattern arrival : on vectors
Flight Plan	None
Person 1
Affiliation	other
Function	flight crew : single pilot
Qualification	pilot : instrument
Experience	flight time last 90 days : 21 flight time total : 1045 flight time type : 706
ASRS Report	619213
Person 2
Affiliation	government : faa
Function	controller : approach
Events
Anomaly	aircraft equipment problem : critical
Independent Detector	other flight crewa
Resolutory Action	controller : provided flight assist flight crew : landed as precaution
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

While cruising in calm air at 3500 ft, engine lost power and surged. Called approach, they vectored me to crq. The engine surged entire way to crq. No total loss of power. Safe landing.

Original NASA ASRS Text

Title: A PA28 PLT EXPERIENCES A SURGING ENG WITH REDUCED PWR RESULTING IN A SAFE LNDG AT CRQ.

Narrative: WHILE CRUISING IN CALM AIR AT 3500 FT, ENG LOST PWR AND SURGED. CALLED APCH, THEY VECTORED ME TO CRQ. THE ENG SURGED ENTIRE WAY TO CRQ. NO TOTAL LOSS OF PWR. SAFE LNDG.

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.