Narrative:

I was working ground control and flight data combined. I was not aware of the near midair collision until the pilot advised local control of the incident on the frequency.

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Original NASA ASRS Text

Title: A LCL CTLR IS ADVISED BY A PLT OF AN NMAC AFTER THE PLT GETS ON THE GND AT MSP, MN.

Narrative: I WAS WORKING GND CTL AND FLT DATA COMBINED. I WAS NOT AWARE OF THE NMAC UNTIL THE PLT ADVISED LCL CTL OF THE INCIDENT ON THE FREQ.

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.