Reference data only — not for flight planning or navigation. Verify with official sources (AIP, NOTAMs, ATC). Full disclaimer

Terhark Airport (86WI) — Elkhorn, United States

At a glance

Runways: 02/20
Elevation: 970 ft

Times in UTC. Reference only: verify with the AIP and NOTAMs.

This information may contain errors or be outdated. Create a free account to suggest corrections and earn points.

56% Data Complete 29 of 52 points

Missing: Frequencies, Operations, Fuel, Contacts

Section Breakdown

Basic Info 7/7

Runways 3/4

Frequencies 0/4

Operations 0/2

Fuel 0/1

Contacts 0/2

Additional Info 2/10

Data last updated: 2026-03-27

Help keep this data accurate!
See a next to a field? Click it to confirm the info is still correct. Recently verified Outdated — please verify

Basic Airport Information

ICAO: 86WI
Name: Terhark Airport
Type: small_airport
Category: Private
Latitude: 42.659401
Longitude: -88.430359
Elevation: 970 ft
Country: United States
Municipality: Elkhorn
IATA Code: N/A
FAA Code: N/A
FIR: N/A
Timezone: America/Chicago
Distance from City: N/A km
VFR: Yes
IFR: No

Runways

Runway 02/20

Designation: 02/20
Dimensions: 1850 x 75 ft
Surface: GRASS
PCN: N/A
Lighting: N/A
NAVAIDs: N/A
Approach Types: N/A
Remarks: N/A

Frequencies

Tower: N/A
Ground: N/A
Operations: N/A
Traffic/Approach: N/A
ATIS: N/A

Operation Hours

Monday N/A

Tuesday N/A

Wednesday N/A

Thursday N/A

Friday N/A

Saturday N/A

Sunday N/A

Extra Hours On Request: Not recorded
Remarks: Unattended

Contacts

AIS Tel: N/A
ARO Tel: N/A
MET Tel: N/A
Admin Tel: +1 262-723-2464
Health Tel: N/A
Police Tel: N/A
Authorities Tel: N/A
Website: N/A
Remarks: N/A

Slots / PPR

Slot Required: Not recorded
PPR Required: Not recorded
PPR Contact: N/A
Remarks: N/A

Immigration

Port of Entry: Not recorded
APIS Required: Not recorded
GAR Required: Not recorded
Remarks: N/A

Airport Services

No services listed for this airport yet.

Are you a service provider? Register here to appear in this airport's listing.

United States Permit Requirements

Fast Landing: 1d

Overflight Permit: No
Landing Permit: Conditional
Overflight Lead Time: N/A
Landing Lead Time: 60 minutes minimum (eAPIS manifest before departure); recommend 24-48 hours for CBP port notification

Private / GA Operations:

No permits required for private non-revenue flights. eAPIS manifest mandatory for all international arrivals/departures.

View Full United States Permit Details

NOTAMs

No NOTAMs received for 86WI from the FAA NOTAM feed. That does not prove there are none: check FAA NOTAM Search before flight.

Nearby Airports

47IL Godbee RLA Restricted Landing Area 103 NM 2LL7 Adams Restricted Landing Area Number 2 104 NM 70LL Adams Restricted Landing Area Number 1 104 NM KPNT Pontiac Municipal Airport 105 NM IL81 Berns Airport 105 NM LL98 John W Meils Restricted Landing Area 107 NM 4IS6 Hattan Farms Airport 108 NM 71LL Riverode Farms Airport 109 NM

Compare 86WI with 47IL side by side →

Airport History

No milestones recorded for Terhark Airport yet. Know when it opened, who built it or a notable event? Add it with a source.

Add a historical fact

Frequently Asked Questions

Does 86WI require landing permits?: It depends on the flight. No permits required for private non-revenue flights. eAPIS manifest mandatory for all international arrivals/departures. Permit details for United States
Where is 86WI located?: Terhark Airport (86WI) is located in Elkhorn, United States.
How long is the runway at 86WI?: The main runway at Terhark Airport (02/20) measures 1850 x 75 ft.

View on Map