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81LL
Otterbach Farm Airport
Official FAA Data Effective 2024-10-31 0901Z
VFR Chart of 81LL
Sectional Charts at SkyVector.com
IFR Chart of 81LL
Enroute Charts at SkyVector.com
Location Information for 81LL
Coordinates: N41°34.15' / W89°10.42'
Located 02 miles NW of Mendota, Illinois. View all Airports in Illinois.
Estimated Elevation is 840 feet MSL.
Operations Data
Airport Use:Private Use
Activation Date:May 1979
Status:Operational
Control Tower:No
Seg-Circle:No
Beacon:None
A.R.T.C.C.:CHICAGO
F.S.S.:KANKAKEE
Sectional Chart:CHICAGO
AirspaceAnalysis:CONDITIONAL
E111:PROVIDED ALL TRAFFIC PATTERN OPERATIONS ARE CONDUCTED NORTH OF THE RWY.
Attendance:Unattended
Airport Communications
AWOS-3 at VYS (13.0 S):120.025 815-223-8442
AWOS-3 at RPJ (19.9 N):125.2 815-562-2955
AWOS-AV at C73 (20.0 NW):118.575 815-288-2039
Nearby Navigation Aids
IDNameFreqRadial / Range
VOD PLL POLO 113.75 149°28.5
VOT BDF BRADFORD 114.70 037°30.9
VOD JOT JOLIET 112.30 270°38.5
VOD RFD ROCKFORD 110.80 181°39.4
IDNameFreqBearing / Range
VOD PI TUNGG 356 198°60.8
VOD IK LUKOW 272 119°66.3
VOD UG WAUKE 379 048°81.5
VOD BR BURNS 390 238°104.0
Runway NW/SE
Dimensions:1600 x 70 feet / 488 x 21 meters
Surface:Turf
Runway NWRunway SE
Ownership Information
Ownership:Privately Owned
Owner:DEAN L. OTTERBACH
RR 1
MENDOTA, IL 61342
815-538-7102
Manager:DEAN L. OTTERBACH
KEN OTTERBACK 35461 N 2900TH RD MENDOTA, IL 61342 (815) 538-7102
RR 1
MENDOTA, IL 61342
815-538-7102
Other Remarks
  • OWNER DESIRES ARPT NOT BE CHARTED.
  • FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
Nearby Airports with Instrument Procedures
IDNameHeading / Distance
Illinois Valley Regional-Walter A Duncan Field Airport KVYS Illinois Valley Regional-Walter A Duncan Field Airport 175°13.2
Rochelle Municipal/Koritz Field Airport KRPJ Rochelle Municipal/Koritz Field Airport 012°19.9
Dixon Municipal-Charles R Walgreen Field Airport C73 Dixon Municipal-Charles R Walgreen Field Airport 322°20.0
Whiteside County/Jos H Bittorf Field Airport KSQI Whiteside County/Jos H Bittorf Field Airport 294°24.9
De Kalb Taylor Municipal Airport KDKB De Kalb Taylor Municipal Airport 043°30.3
Aurora Municipal Airport KARR Aurora Municipal Airport 068°33.7
Marshall County Airport C75 Marshall County Airport 196°34.4
Morris Municipal/James R Washburn Field Airport C09 Morris Municipal/James R Washburn Field Airport 104°35.1
Chicago/Rockford International Airport KRFD Chicago/Rockford International Airport 005°37.7
Kewanee Municipal Airport KEZI Kewanee Municipal Airport 238°41.8
Albertus Airport KFEP Albertus Airport 335°44.5
Pontiac Municipal Airport KPNT Pontiac Municipal Airport 147°46.0