FAA INFORMATION EFFECTIVE 03 SEPTEMBER 2026
Location
| FAA Identifier: | GAI |
| Lat/Long: | 39-10-06.0000N 077-09-57.6000W
39-10.100000N 077-09.960000W
39.1683333,-77.1660000
(estimated) |
| Elevation: | 538.7 ft. / 164.2 m (surveyed) |
| Variation: | 09W (1985) |
| From city: | 3 miles NE of GAITHERSBURG, MD |
| Time zone: | UTC -4 (UTC -5 during Standard Time) |
| Zip code: | 20879 |
Airport Operations
| Airport use: | Open to the public |
| Activation date: | 08/1960 |
| Control tower: | no |
| ARTCC: | WASHINGTON CENTER |
| FSS: | LEESBURG FLIGHT SERVICE STATION |
| NOTAMs facility: | DCA (NOTAM-D service available) |
| Attendance: | JUNE-SEPTEMBER 0800-2000, OCTOBER-FEBRUARY 0800-1800, MARCH-MAY 0800-1900
UNATNDD CHRISTMAS DAY. FOR AFT HRS SVC CALL 301-963-8043. |
| Pattern altitude: | 1000 FT AGL (1539 FT MSL) TURBINE AND JET 1500 FT AGL (2039 FT MSL) HELICOPTERS 800 FT AGL (1339 FT MSL). |
| Wind indicator: | no |
| Segmented circle: | yes |
| Lights: | ACTVT REIL RWY 14 & 32; MIRL RWY 14/32 - CTAF. PAPI RWY 14 & 32 OPR CONSLY. |
| Beacon: | white-green (lighted land airport)
Operates sunset to sunrise. |
Airport Communications
| CTAF/UNICOM: | 123.075 |
| WX AWOS-3PT: | 128.275 (301-977-2971) |
| POTOMAC APPROACH: | 128.7 |
| POTOMAC DEPARTURE: | 128.7 |
| CLEARANCE DELIVERY: | 121.6 |
| TERPZ DP: | 128.7 |
| TRSTN STAR: | 126.75 |
| WX AWOS-3 at CGS (16 nm SE): | 121.225 (301-864-5497) |
| WX ASOS at FDK (18 nm NW): | PHONE 301-600-1457 |
| WX AWOS-3PT at JYO (19 nm W): | 125.225 (703-777-3781) |
| WX ASOS at IAD (19 nm SW): | 134.85 (571-250-7817) |
| WX AWOS-3 at FME (20 nm E): | 123.925 |
| WX ASOS at DCA (20 nm S): | 132.65 (276-200-0159) |
Nearby radio navigation aids
| VOR radial/distance | | VOR name | | Freq | | Var |
|---|
| FDKr154/17.6 | | FREDERICK VOR/DME | | 116.85 | | 08W |
| DCAr351/19.5 | | WASHINGTON VOR/DME | | 111.00 | | 09W |
| AMLr053/19.8 | | ARMEL VOR/DME | | 113.50 | | 08W |
| EMIr212/21.4 | | WESTMINSTER VORTAC | | 117.90 | | 08W |
| BALr281/23.5 | | BALTIMORE VORTAC | | 115.10 | | 11W |
| ADWr337/25.8 | | ANDREWS VORTAC | | 113.10 | | 10W |
| MRBr119/34.3 | | MARTINSBURG VORTAC | | 112.10 | | 07W |
| NDB name | | Hdg/Dist | | Freq | | Var | | ID |
|---|
| GEORGETOWN | | 001/14.4 | | 323 | | 09W | | GTN | --. - -. |
| ELLICOTT | | 259/19.4 | | 371 | | 11W | | FND | ..-. -. -.. |
Airport Services
| Fuel available: | 100LL JET-A
100LL:FUEL TRUCK AVBL 0800-2000; REQUEST ON 122.85. SELF-SERVE 100LL AVAILABLE WITH CREDIT CARD. |
| Parking: | hangars and tiedowns |
| Airframe service: | MINOR |
| Powerplant service: | MAJOR |
| Bottled oxygen: | LOW |
| Bulk oxygen: | NONE |
Runway Information
Runway 14/32
| Dimensions: | 4202 x 75 ft. / 1281 x 23 m |
| Surface: | asphalt, in good condition |
| Weight bearing capacity: | |
| Runway edge lights: | medium intensity |
| RUNWAY 14 | | RUNWAY 32 |
| Latitude: | 39-10.310615N | | 39-09.890302N |
| Longitude: | 077-10.313343W | | 077-09.606908W |
| Elevation: | 493.3 ft. | | 538.7 ft. |
| Traffic pattern: | left | | right |
| Runway heading: | 136 magnetic, 127 true | | 316 magnetic, 307 true |
| Markings: | nonprecision, in good condition | | nonprecision, in good condition |
| Visual slope indicator: | 4-light PAPI on left (3.00 degrees glide path) | | 4-light PAPI on left (3.25 degrees glide path) |
| Runway end identifier lights: | yes | | yes |
| Touchdown point: | yes, no lights | | yes, no lights |
| Obstructions: | none
RWY 14, 47 FT TREES, 169 FT R, 195 FT FM THR. | | 27 ft. trees, lighted, 952 ft. from runway, 116 ft. left of centerline, 27:1 slope to clear
RWY 32 HAS +15 FT RIDGE PARALLEL TO RWY 155 FT L; +6FT FENCE PARALLEL TO RWY 180 FT R. |
Airport Ownership and Management from official FAA records
| Ownership: | Publicly-owned |
| Owner: | MONTGOMERY COUNTY REV AUTH
13501 PENN SHOP RD, SUITE 410
MT AIRY, MD 21771
Phone 301-762-9080 |
| Manager: | JUSTIN BOLLUM, C.M.
7940 AIRPARK ROAD, SUITE 410
GAITHERSBURG, MD 20879
Phone 301-978-7009
EXT. 1011 |
Additional Remarks
| - | NOISE ABATEMENT DEP RWY 32; TURN RIGHT TO AT LEAST 340 DEGS; JETS REFRAIN FROM RWY 32 TAKEOFF BTWN 2300-0700. |
| - | FOR CD CTC POTOMAC APCH AT 866-429-5882. |
| - | RWY 32 PAPI BAFFLED BYD 5 DEG L OF CRS DUE TO BLDG. |
| - | DEER & BIRDS ON & INVOF ARPT. |
| - | HELICOPTERS REFRAIN FM AIR TAXI OVER PAVED PARKING RAMPS. |
| - | RWY 14 HAS 30 FT DOWNSLOPE 75 FT L/R OF CNTRLN AT THR TO 150 FT BOTH SIDES. |
| - | ARPT NOT RECOMMENDED FOR ACFT WITH WINGSPAN IN EXCESS OF 79 FT & GROSS WT IN EXCESS OF 48000 POUNDS. |
| - | SOUTH RAMP NOT RECOMMENDED FOR AIRCRAFT WITH WINGSPAN GREATER THAN 79 FT OR WEIGHT GREATER THAN 40000 LBS. |
| - | BE ALERT SFRA PROCEDURES IN EFFECT. |
| - | PREFERRED CALM WIND RWY 14. |
Instrument Procedures
NOTE: All procedures below are presented as PDF files. If you need a reader for these files, you should download the free Adobe Reader.NOT FOR NAVIGATION. Please procure official charts for flight.
FAA instrument procedures published for use from 03 September 2026 at 0901Z to 01 October 2026 at 0900Z.
STARs - Standard Terminal Arrivals |
|---|
| TRSTN FOUR (RNAV) | |
2 pages:
[1] [2] (329KB) |
IAPs - Instrument Approach Procedures |
|---|
| RNAV (GPS) RWY 14 | |
download (234KB) |
| RNAV (GPS)-A | |
download (182KB) |
| NOTE: Special Alternate Minimums apply | |
download (45KB) |
Departure Procedures |
|---|
| CONLE FIVE (RNAV) | |
download (167KB) |
| FOXHL ONE (RNAV) | |
download (149KB) |
| LINSE TWO (RNAV) | |
download (155KB) |
| TERPZ EIGHT (RNAV) | |
2 pages:
[1] [2] (304KB) |
| NOTE: Special Take-Off Minimums/Departure Procedures apply | |
download (213KB) |
Other nearby airports with instrument procedures:
W50 - Davis Airport (5 nm N)
KCGS - College Park Airport (16 nm SE)
KFDK - Frederick Municipal Airport (18 nm NW)
KJYO - Leesburg Executive Airport (19 nm W)
KIAD - Washington Dulles International Airport (19 nm SW)
2W2 - Clearview Airpark (19 nm N)
KFME - Fort Meade Executive Airport (20 nm E)
KDCA - Ronald Reagan Washington National Airport (20 nm S)
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Road maps at:
MapQuest
Bing
Google
| Aerial photo |
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WARNING: Photo may not be current or correct
Photo taken 22-Sep-2016
looking north.
Do you have a better or more recent aerial photo of Montgomery County Airpark that you would like to share? If so, please send us your photo.
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| Sectional chart |
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| Airport distance calculator |
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| Sunrise and sunset |
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Times for 12-Sep-2026
| | Local
(UTC-4) | | Zulu
(UTC) |
|---|
| Morning civil twilight | | 06:21 | | 10:21 |
| Sunrise | | 06:48 | | 10:48 |
| Sunset | | 19:22 | | 23:22 |
| Evening civil twilight | | 19:49 | | 23:49 |
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| Current date and time |
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| Zulu (UTC) | 12-Sep-2026 12:27:02 |
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| Local (UTC-4) | 12-Sep-2026 08:27:02 |
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| METAR |
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| KGAI | 121156Z AUTO 00000KT 10SM OVC040 20/ A3010 RMK AO2 SLP205 70001 T0200 10200 20172 53009
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KCGS
16nm SE | 121215Z AUTO 00000KT 10SM SCT046 BKN060 OVC080 21/19 A3009 RMK AO2 T02110189
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KFDK
18nm NW | 121145Z COR 00000KT 10SM OVC042 19/19 A3010
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KFME
19nm E | 121215Z AUTO 11003KT 10SM OVC046 A3011 RMK AO1
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KIAD
19nm SW | 121152Z 10004KT 10SM BKN039 OVC050 22/19 A3008 RMK AO2 SLP182 T02170194 10217 20194 53010
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KJYO
20nm W | 121215Z AUTO 00000KT 10SM OVC036 20/20 A3010 RMK AO2
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| TAF |
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KIAD
19nm SW | 121126Z 1212/1318 08003KT P6SM FEW025 SCT035 OVC045 FM121400 13005KT P6SM BKN015 OVC025 FM121800 15008KT P6SM SCT025 BKN035 FM130000 14005KT 6SM -SHRA BKN015 FM130300 15003KT 2SM SHRA BR OVC007 FM130800 00000KT 5SM BR VCSH SCT004 OVC007 FM131100 00000KT 6SM BR SCT015 BKN025 FM131600 31006KT P6SM FEW040 SCT060
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KDCA
20nm S | 121126Z 1212/1318 04005KT P6SM SCT045 BKN080 OVC150 FM121400 12008KT P6SM BKN025 FM121800 13008KT P6SM SCT025 OVC035 FM130000 13006KT 6SM -SHRA BKN015 FM130300 15003KT 3SM SHRA BR BKN007 OVC015 FM130800 00000KT 5SM BR VCSH BKN007 FM131100 00000KT 6SM BR SCT010 BKN015 FM131600 30006KT P6SM FEW040 SCT060
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KBWI
22nm E | 121126Z 1212/1318 03004KT P6SM BKN060 BKN080 FM121400 12007KT P6SM SCT035 BKN060 FM130000 13006KT P6SM OVC015 FM130400 16003KT 4SM SHRA BR BKN007 OVC015 FM130900 00000KT 6SM BR VCSH BKN007 FM131100 00000KT 6SM BR BKN007 OVC010 FM131500 29005KT P6SM BKN040 OVC060
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| NOTAMs |
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NOTAMs are issued by the DoD/FAA and will open in a separate window not controlled by AirNav.
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