FAA INFORMATION EFFECTIVE 22 APRIL 2021
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: | MARCH-MAY 0800-1900, JUNE-SEPTEMBER 0800-2000, OCTOBER-FEBRUARY 0800-1800 UNATNDD CHRISTMAS DAY. FOR AFT HRS SVC CALL 301-963-8043. |
| Pattern altitude: | 1000'AGL (1539' MSL) TURBINE AND JET 1500' AGL (2039' MSL) HELICOPTERS 800' AGL (1339' MSL). |
| Wind indicator: | no |
| Segmented circle: | yes |
| Lights: | ACTVT MIRL RY 14/32 & REIL RY 14/32 - CTAF |
| 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 AWOS-3 at FDK (18 nm NW): | 124.875 (301-600-1457) |
| WX AWOS-3 at JYO (19 nm W): | 125.225 (703-777-3781) |
| WX ASOS at IAD (19 nm SW): | PHONE 703-661-2990 |
| WX AWOS-3 at FME (20 nm E): | 123.925 |
| WX ASOS at DCA (20 nm S): | 132.65 (703-418-1177) |
Nearby radio navigation aids
| VOR radial/distance | | VOR name | | Freq | | Var |
| FDKr154/(17.6) | | FREDERICK VOR | | 109.00 | | 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 |
| OTTr335/34.0 | | NOTTINGHAM VORTAC | | 113.70 | | 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 | ..-. -. -.. |
| OXONN | | 356/25.0 | | 332 | | 11W | | DCA | -.. -.-. .- |
| DAVEE | | 004/30.5 | | 223 | | 09W | | DAA | -.. .- .- |
Airport Services
| Fuel available: | 100LL JET-A 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 |
| 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 fair condition | | nonprecision, in fair condition |
| Visual slope indicator: | 4-box VASI 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: | 34 ft. trees, 1556 ft. from runway, 39:1 slope to clear RWY 14, 47 FT TREES, 169 FT R, 195 FT FM THR. | | 34 ft. pole, lighted, 750 ft. from runway, 266 ft. right of centerline, 16:1 slope to clear RY 32 HAS +15 FT RIDGE PARALLEL TO RY 155 FT L; +6FT FENCE PARALLEL TO RY 180 FT R. |
Airport Ownership and Management from official FAA records
| Ownership: | Publicly-owned |
| Owner: | MONTGOMERY COUNTY REV AUTH 101 MONROE ST 4TH FLOOR, SUITE 410 ROCKVILLE, MD 20850 Phone 301-762-9080 |
| Manager: | KEITH MILLER 101 MONROE STREET, SUITE 410 ROCKVILLE, MD 20850 Phone 301-762-9080 |
Airport Operational Statistics
| Aircraft based on the field: | | 136 | | Single engine airplanes: | | 120 | | Multi engine airplanes: | | 12 | | Jet airplanes: | | 3 | | Helicopters: | | 1 |
| |  | |
| Aircraft operations: avg 184/day * | | 96% | local general aviation | | 3% | transient general aviation | | 2% | air taxi | | <1% | military | | * for 12-month period ending 21 May 2020 | |
Additional Remarks
| - | NOISE ABATEMENT DEP RY 32; TURN RIGHT TO AT LEAST 340 DEGS; JETS REFRAIN FROM RY 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. |
| - | RY 14 HAS 30 FT DOWNSLOPE 75 FT L/R OF CNTRLN AT THLD TO 150 FT BOTH SIDES. |
| - | ARPT NOT RECOMMENDED FOR ACFT WITH WING SPAN IN EXCESS OF 79 FT & GROSS WT IN EXCESS OF 48,000 POUNDS. |
| - | SOUTH RAMP NOT RECOMMENDED FOR AIRCRAFT W/ WINGSPAN GREATER THAN 79 FT OR WEIGHT GREATER THAN 40,000 LBS. |
| - | BE ALERT SFRA PROCEDURES IN EFFECT. |
| - | PREFERRED CALM WIND RY 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 22 April 2021 at 0901Z to 20 May 2021 at 0900z.
STARs - Standard Terminal Arrivals |
| TRSTN THREE (RNAV) **CHANGED** | |
download (219KB) |
IAPs - Instrument Approach Procedures |
| RNAV (GPS) RWY 14 | |
download (242KB) |
| RNAV (GPS)-A | |
download (190KB) |
| NOTE: Special Alternate Minimums apply | |
download (45KB) |
Departure Procedures |
| CONLE FOUR (RNAV) | |
download (174KB) |
| TERPZ SEVEN (RNAV) | |
2 pages:
[1] [2] (389KB) |
| 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 - Tipton Airport (20 nm E)
KDCA - Ronald Reagan Washington NTL Airport (20 nm S)
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| Aerial photo |
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 28-Apr-2021
| | Local (UTC-4) | | Zulu (UTC) |
| Morning civil twilight | | 05:46 | | 09:46 |
| Sunrise | | 06:15 | | 10:15 |
| Sunset | | 19:57 | | 23:57 |
| Evening civil twilight | | 20:26 | | 00:26 |
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| Current date and time |
| Zulu (UTC) | 28-Apr-2021 05:12:35 |
| Local (UTC-4) | 28-Apr-2021 01:12:35 |
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| METAR |
| KGAI | 280456Z AUTO VRB04KT 10SM CLR 22/12 A2992 RMK AO2 SLP142 T02170122 402940067
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KCGS 16nm SE | 280455Z AUTO 00000KT 10SM CLR 21/11 A2991 RMK AO1 T02070108 402900051
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KFDK 18nm NW | 280455Z AUTO 00000KT 10SM CLR 16/13 A2990 RMK AO2
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KFME 19nm E | 280455Z AUTO 22004KT 10SM CLR 15/14 A2993 RMK AO1
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KIAD 19nm SW | 280452Z 19007KT 10SM SCT250 20/12 A2991 RMK AO2 SLP126 T02000122 402940056
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KJYO 20nm W | 280455Z AUTO 23005KT 10SM CLR 21/13 A2992 RMK AO2
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| TAF |
KIAD 19nm SW | 280246Z 2803/2906 20007KT P6SM SCT250 FM281500 24010G18KT P6SM BKN250 FM281900 23010G17KT P6SM SCT250 FM282300 22009KT P6SM BKN250
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KDCA 20nm S | 280246Z 2803/2906 20008KT P6SM SCT250 FM281300 22006KT P6SM BKN250 FM281500 23012G20KT P6SM SCT250 FM290000 22008KT P6SM BKN250
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KBWI 22nm E | 280246Z 2803/2906 18004KT P6SM SCT250 FM280500 23004KT P6SM SCT250 FM281500 25010G17KT P6SM SCT250 FM282200 23007KT P6SM BKN250
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| NOTAMs |
NOTAMs are issued by the DoD/FAA and will open in a separate window not controlled by AirNav.
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