Close proximity GA small transport climbing out from wvl and unknown aircraft in control zone in IMC...

Attributes
ACN	194611
Time
Date	199110
Day	Sun
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : wvl
State Reference	ME
Altitude	agl bound lower : 0 agl bound upper : 1000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : bgr
Operator	general aviation : personal
Make Model Name	Small Transport, Low Wing, 2 Recip Eng
Flight Phase	climbout : intermediate altitude climbout : takeoff
Flight Plan	IFR
Person 1
Affiliation	Other
Function	oversight : pic
Qualification	pilot : private pilot : instrument
Experience	flight time last 90 days : 90 flight time total : 3300 flight time type : 600
ASRS Report	194611
Person 2
Affiliation	Other
Function	flight crew : first officer
Qualification	pilot : private
Events
Anomaly	conflict : airborne less severe non adherence : required legal separation non adherence : far non adherence : clearance
Independent Detector	other controllera
Resolutory Action	none taken : insufficient time
Consequence	Other
Supplementary
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

Bangor approach remote: 'hold for release.' pilot, copilot heard: 'cleared for departure.' aircraft departed and reported airborne. Approach reported IMC traffic 1 mi ahead at 1500 ft. No evasive action. Believe we passed under the traffic. Potential midair. Controller had both aircraft on radar. Controller reported we were not cleared for departure. Case of hearing what crew wanted to hear.

Original NASA ASRS Text

Title: CLOSE PROX GA SMT CLBING OUT FROM WVL AND UNKNOWN ACFT IN CTL ZONE IN IMC.

Narrative: BANGOR APCH REMOTE: 'HOLD FOR RELEASE.' PLT, COPLT HEARD: 'CLRED FOR DEP.' ACFT DEPARTED AND RPTED AIRBORNE. APCH RPTED IMC TFC 1 MI AHEAD AT 1500 FT. NO EVASIVE ACTION. BELIEVE WE PASSED UNDER THE TFC. POTENTIAL MIDAIR. CTLR HAD BOTH ACFT ON RADAR. CTLR RPTED WE WERE NOT CLRED FOR DEP. CASE OF HEARING WHAT CREW WANTED TO HEAR.

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.