Harford County
0W3 · Churchville, MD · Non-towered · Print kneeboard · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-18 · night begins 07:36 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:21 AM | 10:21Z |
| Sunrise | 06:48 AM | 10:48Z |
| Sunset | 07:09 PM | 23:09Z |
| Evening civil twilight Loggable night begins | 07:36 PM | 23:36Z |
Plan a flight from 0W3
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
Pilot reports · Loading PIREPs…
Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
RWY 19LEFT traffic
- Heading
- 189° mag · 178° true
- Dimensions
- 3,354 × 75 ft
- TPA
- 1,400 ft MSL (≈1,000 AGL) · standard
- Surface
- Asphalt
- Lights
- 2-light PAPI (left) (3.25°)
- CTAF
- 122.8
Enter the left downwind (heading 009°) on the 45° at 1,400 ft MSL (≈1,000 AGL).
More details — RWY 19
- Threshold elev
- 412 ft
- Markings
- nonprecision
- Threshold crossing height
- 42 ft
- TDZ elevation
- 412 ft
- End lights
- REIL
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 01/19 | 3,354 ft |
Prefer one flat page? Full runway details for 0W3 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 0W3 kneeboard →
Comms & NavAids
Communication frequencies
Before taxi
Taxi & takeoff
Departure & arrival
“Potomac”ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (1 frequencies)
| Frequency | Used by |
|---|---|
| 291.625 | APCH/P DEP/P |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
DQO 114.00 · BAL 115.10 · MXE 113.20 · +3
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| DQO · Dupont | VORTAC | 114.00 · 87X | Low | r267° / 28.4 NM |
| BAL · Baltimore | VORTAC | 115.10 · 98X | Low | r052° / 31.9 NM |
| MXE · Modena | VORTAC | 113.20 · 79X | Low | r239° / 32.3 NM |
| LRP · Lancaster | VOR/DME | 117.30 · 120X | Low | r182° / 33.3 NM |
| EMI · Westminster | VORTAC | 117.90 · 126X | High | r091° / 36.1 NM |
| ENO · Smyrna | VORTAC | 111.40 · 51X | Low | r312° / 37.8 NM |
Prefer one flat list? All 0W3 frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- 0W3
- Coordinates
- 39.5689, -76.2041
- Elevation
- 412 ft MSL
- Magnetic variation
- 11W
- Sectional chart
- WASHINGTON
- Airport use
- Public
- Control tower
- No
- Weather station
- AWOS-3PT · 132.725 · ☎ 667-340-6003
- ARTCC
- WASHINGTON (ZDC)
- Flight service (FSS)
- LEESBURG · 1-800-WX-BRIEF
- NOTAM facility
- DCA
- Attendance
- ALL 1300Z++-DUSK
- Beacon
- white-green (SEE RMK)
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 1945/09
- Distance from city
- 3 E
Activity & hazards NASR
- Parachute jumping — to 13,000 ft MSL · SR-SS DAILY
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SEE RMK
- Pilot-controlled lighting
- ACTVT REIL RWY 01 & 19; PAPI RWY 01 & 19; MIRL RWY 01/19 - CTAF. on 122.8 — Chart Supplement ↗
Runway lighting aids — 01: 2-light PAPI (left) · 19: 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
- NONE
- Bulk oxygen
- NONE
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns
- Other services
- Glider, Instruction, Parachute ops, Rental, Towing
Ownership & management 2 contacts
Remarks FAA · 5 notes
General
- BIRDS AND WILDLIFE ON & INVOF ARPT.
- FOR CD CTC POTOMAC APCH AT 866-429-5882.
- CAUTION PAJA AND GLDR OPS ON ARPT.
Lighting
- DUSK-0100.
- ACTVT REIL RWY 01 & 19; PAPI RWY 01 & 19; MIRL RWY 01/19 - CTAF.
Nearby airports
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Also nearby: 4MD6 Moxley's (private) (4 NM) · MD31 Forest Hill (private) (8 NM) · 6MD4 Pembroke Farm (private) (9 NM) · W42 Fallston (10 NM) · 61PS Lynch's Landing (private) (11 NM)
About 0W3
Harford County (0W3) is an airport in Churchville, MD, at 412 ft MSL. It has 1 runway, the longest 3,354 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 0W3, refreshed from the Aviation Weather Center and FAA NASR.
Does 0W3 have a control tower?
No. Harford County is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 0W3?
Harford County has 1 runway; the longest is 3,354 ft. See the Runways section for headings, surface, and lighting.
Where is 0W3?
Harford County is in Churchville, MD, at an elevation of 412 ft MSL. Coordinates: 39.5689, -76.2041.
More about 0W3
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 0W3 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.
Something here wrong or out of date? Report a data problem.