WILLIAMS AIRPARK
CHAPIN, IL
Williams Airpark operates as a privately owned, non-towered airfield in Chapin, Illinois, with the identifier 30LL. The field's lone runway, E/W, measures 1,960 by 80 feet with a turf surface.
No instrument approach procedures are published, so the field is used under visual flight rules. As a non-towered field, pilots coordinate their own arrivals and departures using see-and-avoid procedures. No fuel service is listed. Private-use designation means the owner's permission is required before landing.
The airport sits at 614 feet above mean sea level.