Private pilot performs an unauthorized landing. Landed on taxiway.

Attributes
ACN	359199
Time
Date	199701
Day	Tue
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : mwc
State Reference	WI
Altitude	agl bound lower : 0 agl bound upper : 0
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Operator	general aviation : personal
Make Model Name	Any Unknown or Unlisted Aircraft Manufacturer
Operating Under FAR Part	Part 91
Flight Phase	descent : approach landing other
Flight Plan	None
Person 1
Affiliation	Other
Function	flight crew : single pilot
Qualification	pilot : private
Experience	flight time last 90 days : 7 flight time total : 101
ASRS Report	359199
Person 2
Affiliation	government : faa
Function	controller : local
Qualification	controller : non radar
Events
Anomaly	incursion : landing without clearance non adherence : clearance non adherence : far other anomaly other
Independent Detector	other controllera other flight crewa
Resolutory Action	none taken : insufficient time
Consequence	Other
Supplementary
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation other

Narrative:

Was given clearance to land runway 22R. Runway 22L was closed and snow covered. I idented runway 22R as runway 22L and landed on taxiway to right of what I thought was the left runway. Runway and taxiway were snow covered making runway markers and markings obscured.

Original NASA ASRS Text

Title: PVT PLT PERFORMS AN UNAUTH LNDG. LANDED ON TXWY.

Narrative: WAS GIVEN CLRNC TO LAND RWY 22R. RWY 22L WAS CLOSED AND SNOW COVERED. I IDENTED RWY 22R AS RWY 22L AND LANDED ON TXWY TO R OF WHAT I THOUGHT WAS THE L RWY. RWY AND TXWY WERE SNOW COVERED MAKING RWY MARKERS AND MARKINGS OBSCURED.

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.