Mason District Hospital Heliport HeliportPrivate
31IS · Havana, IL · 479 ft elevation · var 1W · Non-towered
Airport information
- FAA LID
- 31IS
- Coordinates
- 40.3078, -90.0546
- Elevation
- 479 ft MSL
- Magnetic variation
- 1W
- Sectional chart
- CHICAGO
- Airport use
- Private
- Control tower
- No
- ARTCC
- KANSAS CITY (ZKC)
- Flight service (FSS)
- KANKAKEE · 122.2 · 1-800-WX-BRIEF
- NOTAM facility
- FDC
- Attendance
- ALL ALL
- Beacon
- white-green-yellow (SEE RMK)
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 1987/02
- Distance from city
- 0 N
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-23
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:58 AM | 09:58Z |
| Sunrise | 05:31 AM | 10:31Z |
| Sunset | 08:34 PM | 01:34Z |
| Evening civil twilight Loggable night begins | 09:07 PM | 02:07Z |
Plan a flight from 31IS
Night operations
- Rotating beacon
- white-green-yellow · SEE RMK
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Runway H1/
42 ft × 42 ft · Concrete (Fair)- Heading
- n/a
- Threshold elev
- 479 ft
- Markings
- none
- Traffic pattern
- Left
- Heading
- 242° mag · 241° true
| Runway | Length | Your margin |
|---|---|---|
| H1/ | 42 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| PIA · Peoria | VORTAC | 115.20 | r204° / 25.3 NM |
| IJX · Jacksonville | VOR-DME | 108.60 | r013° / 33 NM |
| SPI · Spinner | VORTAC | 112.70 | r329° / 33 NM |
VFR sectional
No published instrument procedures or Chart Supplement for 31IS. VFR sectional link above.
Ownership & management
Remarks FAA
General
- FOR CD CTC ST LOUIS APCH AT 314-890-1017.
Lighting
- 24 HRS
- FLOOD LGTS.
Obstructions
- NUMEROUS OBSTRUCTIONS ALL QUADRANTS.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 31IS in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About 31IS
Mason District Hospital Heliport (31IS) is a heliport in Havana, IL, at 479 ft MSL. It has 1 runway, the longest 42 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 31IS, refreshed from the Aviation Weather Center and FAA NASR.
Does 31IS have a control tower?
No. Mason District Hospital Heliport is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 31IS?
Mason District Hospital Heliport has 1 runway; the longest is 42 ft. See the Runways tab for headings, surface, and lighting.
Where is 31IS?
Mason District Hospital Heliport is in Havana, IL, at an elevation of 479 ft MSL. Coordinates: 40.3078, -90.0546.
Fly out of 31IS often?
Save 31IS as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.