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HARFORD COUNTY - Airport Diagram
LiveATC.net: Live Air Traffic - From Their Headsets to You

0W3
Local 0W3
HARFORD COUNTY
PublicPUB

3 miles E of CHURCHVILLE, MD, US
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LiveATC.net: Live Air Traffic - From Their Headsets to You
Status
Operational
Coordinates
39° 34' 08"N 76° 12' 15"W
Elevation
412' MSL
Pattern Alt
1412' MSL
Mag Variation
11°W
Declination
11°W
Fuel
JET A, 100LL
FSS
LEESBURG (DCA)
Sectional
WASHINGTON
ARTCC
NEW YORK (ZNY)
Data Effective
2/19/26-3/19/26
K0W3 VFR
11:35 AM EDT  
Overcast 6,000'
Broken 4,800'
10sm
44°F
30°F
30.36"Hg
120° 11kts
Gusts 17kts
AO2 T00691009
METAR K0W3 151535Z AUTO 12011G17KT 10SM BKN048 OVC060 07/M01 A3036 RMK AO2 T00691009
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0W3 FBOs

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Harford Air Services
UNICOM: 122.8
Phone: (410) 836-2828
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Phillips 66
As of 2/26
 100LL JET A JET A (FSII) MOGAS UL94
Self Serve 5.35 5.25
Full Serve 6.35 6.25
Fuel Notes
Prices include tax
Fuel Hours
Self-Service Pump available 24 hours.
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Weather and Advisory

AWOS-3PT 132.725
(667) 340-6003

Common

CTAF 122.8
ACTVT REIL RWY 01 & 19; PAPI RWY 01 & 19; MIRL RWY 01/19 - CTAF.
UNICOM 122.8

Approach

POTOMAC APPROACH 125.525

Departure

POTOMAC DEPARTURE 125.525

FAA A/FD Pages

Airport Minimums

Instrument Approach

Terminal Area Forecast

KMTN (18nm)
Sun, 3/15 7:25 AM EDT
Sun, 3/15 8:00 AM EDT - Mon, 3/16 8:00 AM EDT
VFR
8:00 AM EDT - 12:00 PM EDT
Broken 20,000'
Scattered 5,000'
6sm
090° 5kts
VFR
12:00 PM EDT - 8:00 PM EDT
Broken 5,000'
6sm
120° 11kts
Gusts 20kts
MVFR
8:00 PM EDT - 10:00 PM EDT
Overcast 2,500'
Scattered 1,000'
6sm
100° 10kts
Gusts 19kts
IFR
10:00 PM EDT - 1:00 AM EDT
Light Showers and Rain
Overcast 2,000'
Broken 800'
6sm
100° 10kts
Gusts 20kts
IFR
1:00 AM EDT - 7:00 AM EDT
Light Showers and Rain
Overcast 800'
Broken 500'
3sm
120° 10kts
Gusts 20kts
IFR
7:00 AM EDT - 8:00 AM EDT
Mist and Showers in vicinity
Overcast 800'
Broken 500'
4sm
160° 10kts
Gusts 20kts
TAF KMTN 151125Z 1512/1612 09005KT P6SM SCT050 BKN200
   FM151600 12011G20KT P6SM BKN050
   FM160000 10010G19KT P6SM SCT010 OVC025 WS020/15040KT
   FM160200 10010G20KT 6SM -SHRA BKN008 OVC020 WS020/15040KT
   FM160500 12010G20KT 3SM -SHRA BKN005 OVC008 WS020/15045KT
   FM161100 16010G20KT 4SM BR VCSH BKN005 OVC008
0W3
EffectiveExpiresCategoryNOTAM
Domestic
3/14/26
2324Z
7/12/26
2324Z
!DCA 03/364 0W3 OBST TOWER LGT (ASR 1037378) 393054.40N0761424.70W (3.7NM SSW 0W3) 673.9FT (344.8FT AGL) U/S 2603142324-2607122324
3/1/26
1138Z
3/31/26
2328Z
!DCA 02/779 0W3 AIRSPACE UAS WI AN AREA DEFINED AS 393419N0761252W
(0.5NM WNW 0W3) TO 393404N0761250W (0.5NM W 0W3) TO 393401N0761223W
(0.2NM SW 0W3) TO 393418N0761223W (0.2NM NNW 0W3) TO 393417N0761242W
(0.4NM NW 0W3) TO 393421N0761244W (0.4NM NW 0W3) TO POINT OF ORIGIN
SFC-400FT AGL DLY SR-SS 2603011138-2603312328
3/1/26
1138Z
3/31/26
2328Z
!DCA 02/776 0W3 AIRSPACE UAS WI AN AREA DEFINED AS 393405N0761251W
(0.5NM W 0W3) TO 393402N0761250W (0.5NM W 0W3) TO 393357N0761253W
(0.5NM W 0W3) TO 393353N0761246W (0.5NM WSW 0W3) TO 393354N0761241W
(0.4NM WSW 0W3) TO 393358N0761241W (0.4NM WSW 0W3) TO
393358N0761234W (0.3NM WSW 0W3) TO 393355N0761233W (0.3NM WSW 0W3)
TO 393356N0761228W (0.3NM SW 0W3) TO 393352N0761228W (0.3NM SW 0W3)
TO 393352N0761223W (0.3NM SSW 0W3) TO 393402N0761224W (0.2NM WSW
0W3) TO POINT OF ORIGIN SFC-400FT AGL DLY SR-SS
2603011138-2603312328
3/1/26
1100Z
4/1/26
0100Z
!DCA 02/780 0W3 AIRSPACE UAS WI AN AREA DEFINED AS 393419N0761252W
(0.5NM WNW 0W3) TO 393404N0761250W (0.5NM W 0W3) TO 393401N0761223W
(0.2NM SW 0W3) TO 393418N0761223W (0.2NM NNW 0W3) TO 393417N0761242W
(0.4NM NW 0W3) TO 393421N0761244W (0.4NM NW 0W3) TO POINT OF ORIGIN
SFC-400FT AGL DLY 1100-0100 2603011100-2604010100
3/1/26
1100Z
3/31/26
2359Z
!DCA 02/775 0W3 AIRSPACE UAS WI AN AREA DEFINED AS 393405N0761251W
(0.5NM W 0W3) TO 393402N0761250W (0.5NM W 0W3) TO 393357N0761253W
(0.5NM W 0W3) TO 393353N0761246W (0.5NM WSW 0W3) TO 393354N0761241W
(0.4NM WSW 0W3) TO 393358N0761241W (0.4NM WSW 0W3) TO
393358N0761234W (0.3NM WSW 0W3) TO 393355N0761233W (0.3NM WSW 0W3)
TO 393356N0761228W (0.3NM SW 0W3) TO 393352N0761228W (0.3NM SW 0W3)
TO 393352N0761223W (0.3NM SSW 0W3) TO 393402N0761224W (0.2NM WSW
0W3) TO POINT OF ORIGIN SFC-400FT AGL DLY 1100-2359
2603011100-2603312359
2/19/26
1701Z
6/30/26
2359Z
!DCA 02/488 0W3 OBST TOWER LGT (ASR 1037350) 394317.00N0760918.00W (9.5NM NNE 0W3) 680.8FT (210.0FT AGL) U/S 2602191701-2606302359
1/12/26
2114Z
3/31/26
2359Z
Runway!DCA 01/168 0W3 RWY 10/28 CLSD 2601122114-2603312359
10/21/25
1706Z
4/10/26
2359Z
!DCA 10/507 0W3 OBST TOWER LGT (ASR 1036854) 393037.00N0761134.00W (3.5NM S 0W3) 288.1FT (208.0FT AGL) U/S 2510211706-2604102359
10/21/25
1705Z
4/10/26
2359Z
!DCA 10/506 0W3 OBST TOWER LGT (ASR 1036853) 393040.00N0761135.00W (3.5NM S 0W3) 288.1FT (208.0FT AGL) U/S 2510211705-2604102359
10/21/25
1704Z
4/10/26
2359Z
!DCA 10/505 0W3 OBST TOWER LGT (ASR 1036852) 393035.00N0761137.00W (3.5NM S 0W3) 288.1FT (208.0FT AGL) U/S 2510211704-2604102359
9/4/25
1610Z
!DCA 09/095 0W3 AIRSPACE SEE FDC 5/7224 ZDC SECURITY INSTRUCTIONS 2509041610-PERM
2/1/24
2242Z
Runway!DCA 02/033 0W3 RWY 01/19 COMMISSIONED 3353FT X 75FT LGTD. DECLARED DIST: RWY 19 TORA 3353FT TODA 3353FT ASDA 3353FT LDA 3191FT. RWY 01 TORA 3353FT TODA 3553FT ASDA 3553FT LDA 3103FT. 2402012242-PERM
No
1300Z++-DUSK
HARFORD CTY ARPT OWNERS GROUP INC
3538 ALDINO ROAD HANGAR 9
CHURCHVILLE, MD 21028
Phone: 410-836-2828
KEVIN HESS
3538 ALDINO RD HANGAR 9
CHURCHVILLE, MD 21028
Phone: 410-836-2828
LEESBURG FSS (DCA)
Toll Free: 1-800-WX-BRIEF
DCA
--
ACTVT REIL RWY 01 & 19; PAPI RWY 01 & 19; MIRL RWY 01/19 - CTAF.
DUSK-0100.
N/A
Yes - Lighted
No
No
Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
Major
Major
None
None
Glider Service
Pilot Instruction
Parachute Jump Activity
Aircraft Rental
Glider Towing

Runway 01/19

3354 ft. x 75 ft.
ASPH  
Good 
NONE 
MED 
 
-- 
-- 
-- 
-- 
  Runway 01 Runway 19
True Heading 358°178°
Traffic Pattern Left Left
Markings NPI NPI
Markings Condition GOOD FAIR
Latitude 39° 33' 51"N 39° 34' 24"N
Longitude 76° 12' 14"W 76° 12' 16"W
Elevation 411' 412'
Threshold Crossing Height 26 ft. AGL 42 ft. AGL
Visual Glide Path Angle 3.5° 3.25°
Visual Slope Indicator P2L P2L
Approach Lights
Centerline Lights
Runway End Identifier Lights Yes Yes
A110-4BIRDS AND WILDLIFE ON & INVOF ARPT.
A110-5FOR CD CTC POTOMAC APCH AT 866-429-5882.
A110-6CAUTION PAJA AND GLDR OPS ON ARPT.
A81-APTACTVT REIL RWY 01 & 19; PAPI RWY 01 & 19; MIRL RWY 01/19 - CTAF.
A81-BCNDUSK-0100.
E111EXISTED PRIOR TO 1959.
HARFORD COUNTY (IATA: 0W3) is a public airport located in CHURCHVILLE, MD, US.