Airport information
- FAA LID
- 1U4
- Coordinates
- 44.9791, -116.2840
- Elevation
- 3,908 ft MSL
- Magnetic variation
- 18E
- Sectional chart
- GREAT FALLS
- Airport use
- Public
- Control tower
- Yes
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- BOISE
- NOTAM facility
- BOI
- Attendance
- UNATNDD
- Segmented circle
- Yes
- Wind indicator
- yes
- Distance from city
- 0 N
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-20
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:21 AM | 11:21Z |
| Sunrise | 05:58 AM | 11:58Z |
| Sunset | 09:35 PM | 03:35Z |
| Evening civil twilight Loggable night begins | 10:13 PM | 04:13Z |
Loggable night (§1.1)
10:13 PM → 05:21 AM
Night currency (§61.57)
10:35 PM → 04:58 AM
Plan a flight from 1U4
Runway 14/32
2,400 ft × 150 ft · TURF-GRVL (Fair) 14
- Heading
- n/a
- Traffic pattern
- Left
32
- Heading
- n/a
- Traffic pattern
- Right
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| DNJ · Donnelly | VORTAC | 116.20 | r326° / 13.2 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns
Ownership & management
Owner
STATE OF IDAHO ITD, DIV AERO
BOX 7129, BOISE, ID
208-334-8775
Manager
IDAHO DIV OF AERONAUTICS
BOX 7129, BOISE, ID
208-334-8775
Remarks FAA
- ESTABD PRIOR TO 15 MAY 1959.
- NO WINTER MAINTENANCE.
- NO LINE OF SIGHT BTN RWY ENDS.
- FENCE WARNING PANELS INSTALLED ON FENCE, APPROACH TO RY 14.
- NO TELEPHONE AVBL AT ARPT.
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
- 14/32 EDGES & THRS MKD WITH WHITE ROCKS.
- +4 FT FENCE AT 45 FT ON CTRLN.
- +17 FT PLINE 400 FT 75 FT R; +21 FT PLINE AT 500 FT ON CNTRLN.
- RWY 14/32 SOUTH HALF 20 FT WIDE GRAVEL STRIP WITH LOOSE ROCKS UP TO 2 INCHES; NORTH HALF SPARSE GRAVEL UP TO 2 INCHES; GRASS MAY BE HIGH. RUNWAY AND TIE DOWN AREA SOFT WHEN WET.
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 1U4 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.