Washington Manassas Harry P. Davis Field
HEF · KHEF · MNZ · Manassas, VA · Towered · Print kneeboard
FAA airport diagramView full size ↓ Nearby now
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 08:47 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:44 AM | 09:44Z |
| Sunrise | 06:14 AM | 10:14Z |
| Sunset | 08:18 PM | 00:18Z |
| Evening civil twilight Loggable night begins | 08:47 PM | 00:47Z |
Plan a flight from KHEF
Past 24 hours category · wind · ceiling · visibility trends
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Density altitude today projected curve · departure window · takeoff roll
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 16LLEFT traffic
- Heading
- 161° mag · 151° true
- Dimensions
- 6,200 × 100 ft
- TPA
- 1,200 ft MSL (≈1,000 AGL) · standard
- Surface
- Asphalt
- Lights
- 4-light PAPI (left) (3°) + MALSR
- ILS
- LOC/GS · CAT I · LOC 109.1 (HEF) · GS 3.00°
- CTAF
- 133.1
More details — RWY 16L
- Threshold elev
- 192 ft
- Markings
- precision
- Approach obstacle
- Trees, 55 ft, 1,822 ft from threshold, 358 ft R of centerline — 29:1 slope to clear
- Threshold crossing height
- 55 ft
- TDZ elevation
- 192 ft
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 16L/34R | 6,200 ft | |
| 16R/34L | 3,715 ft |
Prefer one flat page? Full runway details for KHEF → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the KHEF kneeboard →
Comms & NavAids
Communication frequencies
Before taxi
“Manassas”Taxi & takeoff
“Manassas”Departure & arrival
“Potomac”Also
ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (8 frequencies)
| Frequency | Used by |
|---|---|
| 120.45 | GIBBZ STAR · TIKEE STAR |
| 126.75 | TRSTN STAR |
| 128.525 | COATT STAR · GABBE DP · HIICH DP |
| 133.0 | HYPER STAR |
| 288.35 | HYPER STAR |
| 306.925 | APCH/P DEP/P · COATT STAR · GABBE DP · GIBBZ STAR · HIICH DP · TIKEE STAR |
| 307.2 | TRSTN STAR |
| 360.75 | LCL/P |
Source: FAA NASR (current 28-day cycle).
Instrument landing systems
RWY 16L
| Runway | ILS |
|---|---|
| RWY 16L | LOC/GS · CAT I · LOC 109.1 (HEF) · GS 3.00° |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
AML 113.50 · CSN 116.30 · DCA 111.00 · +4
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| AML · Armel | VOR/DME | 113.50 · 82X | Low | r198° / 12.9 NM |
| CSN · Casanova | VORTAC | 116.30 · 110X | High | r079° / 17.1 NM |
| DCA · Washington | VOR/DME | 111.00 · 47X | Low | r259° / 23.9 NM |
| BRV · Brooke | VORTAC | 114.50 · 92X | Low | r351° / 24.4 NM |
| ADW · Andrews | VORTAC | 113.10 · 78X | Low | r271° / 30.8 NM |
| LDN · Linden | VORTAC | 114.30 · 90X | Low | r110° / 33.2 NM |
| OTT · Nottingham | TACAN | 113.70 · 84X | — | r282° / 36.1 NM |
Prefer one flat list? All KHEF frequencies →
Charts & procedures
Lowest minimums here: ILS with vertical guidance · VFR sectional →
Airport info
From the field
Do you run KHEF, or an FBO, flight school, or shop on it? Claim your listing to keep fuel, fees, hours, and services current.
Airport information
- ICAO / IATA
- KHEF / MNZ
- Coordinates
- 38.7230, -77.5154
- Elevation
- 192 ft MSL
- Magnetic variation
- 10W
- Sectional chart
- WASHINGTON
- Airport use
- Public
- Control tower
- Yes
- Tower hours
- 0630-2230
- Airspace
- Class D · CLASS D SVC 0630-2230; OTHER TIMES CLASS E
- Weather station
- AWOS-3PT · 125.175 · ☎ 703-361-6160
- ARTCC
- WASHINGTON (ZDC)
- Flight service (FSS)
- LEESBURG · 1-800-WX-BRIEF
- NOTAM facility
- HEF
- Attendance
- ALL 0630-2230
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Activated
- 1964/12
- Distance from city
- 28 WSW
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- WHEN ATCT CLSD ACTVT MALSR RWY 16L; MALSF RWY 34R; REILS RWY 16R & 34L; HIRL RWY 16L/34R, MIRL RWY 16R/34L - CTAF. on 133.1 — Chart Supplement ↗
Runway lighting aids — 16L: 4-light PAPI (left) + MALSR · 34R: 4-light PAPI (left) + MALSF · 16R: 2-light PAPI (left) · 34L: 2-light PAPI (left).
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Services fuel · repairs · oxygen · attendance
- Fuel available
- 100LL, Jet A
- Bottled oxygen
- LOW
- Bulk oxygen
- HIGH/LOW
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns, hangars
- Other services
- Avionics, Charter, Instruction, Rental, Aircraft sales
Ownership & management 2 contacts
Remarks FAA · 8 notes
General
- BIRDS & DEER ON & INVOF ARPT.
- HELICOPTER OPS OVER RESIDENTIAL AREAS BLW 1000 FT SHOULD BE AVOIDED; CTC AMGR 703-361-1882 FOR INFO.
- US CUSTOMS AVBL MON-SUN 1000-0400Z. CALL COMMAND CENTER 703-661-2800 FOR APNTMT. 24 HR NOTICE RQRD. ALL WKEND FLIGHTS MUST BE ARNGD BFR 1700 LOCAL ON FRI BFR.
- FOR CD WHEN ATCT IS CLSD CTC POTOMAC APCH AT 866-709-4993.
- TRML APN FOR TSNT AND US CUST PRKG.
- TWY B SAFETY AREA WID 44 FT LATERALLY EAST SIDE FM TWY E TO TWY G.
- ARFF INDEX B SVCS AVBL 0700-1900 DAILY, PPR 48HRS FOR ARFF INDEX C OR STANDBY SVC OUTSIDE OPRG HRS. FEE FOR ADDNL SVC. CALL ARFF AT 703-587-6302.
Lighting
- WHEN ATCT CLSD ACTVT MALSR RWY 16L; MALSF RWY 34R; REILS RWY 16R & 34L; HIRL RWY 16L/34R, MIRL RWY 16R/34L - CTAF.
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More widgets — crosswind, E6B, density altitude — on the embed page.
Nearby airports
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Also nearby: 8VA9 Valley View Airport (private) (3 NM) · 51VA Skyview Airport (private) (6 NM) · VA66 Breeden Airport (7 NM) · VG57 Maples Field (private) (8 NM) · 58VA Walnut Hill Airport (private) (10 NM)
About KHEF
Washington Manassas Harry P. Davis Field (HEF · KHEF · MNZ) is an airport in Manassas, VA, at 192 ft MSL. It has 2 runways, the longest 6,200 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KHEF, refreshed from the Aviation Weather Center and FAA NASR.
Does KHEF have a control tower?
Yes. Washington Manassas Harry P. Davis Field has an operating FAA control tower. See the Comms & NavAids section for tower and ground frequencies.
What is the longest runway at KHEF?
Washington Manassas Harry P. Davis Field has 2 runways; the longest is 6,200 ft. See the Runways section for headings, surface, and lighting.
Where is KHEF?
Washington Manassas Harry P. Davis Field is in Manassas, VA, at an elevation of 192 ft MSL. Coordinates: 38.7230, -77.5154.
Fly out of KHEF often?
Save KHEF 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.
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 KHEF 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.