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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
9/3/26-10/1/26
K0W3 IFR
8:55 AM EDT  
Light Rain and Mist
Overcast 4,600'
2sm
56°F
56°F
29.63"Hg
320° 13kts
Gusts 18kts
AO2 P0000 T01340134 $
METAR K0W3 271255Z AUTO 32013G18KT 2SM -RA BR OVC046 13/13 A2963 RMK AO2 P0000 T01340134 $
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0W3 FBOs

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Harford Air Services
UNICOM: 122.8
Phone: (410) 836-2828
No Rating Available
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Phillips 66
As of 9/18
 100LL JET A JET A (FSII) MOGAS UL94
Self Serve 6.99 5.99
Full Serve 7.99 6.99
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, 9/27 7:37 AM EDT
Sun, 9/27 8:00 AM EDT - Mon, 9/28 8:00 AM EDT
VFR
8:00 AM EDT - 11:00 AM EDT
Light Rain
Overcast 9,000'
Broken 5,000'
6sm
330° 10kts
Gusts 18kts
MVFR
11:00 AM EDT - 5:00 PM EDT
Light Rain and Mist
Overcast 1,900'
4sm
320° 16kts
Gusts 26kts
IFR
5:00 PM EDT - 8:00 PM EDT
Light Rain and Mist
Overcast 900'
5sm
320° 15kts
Gusts 25kts
MVFR
8:00 PM EDT - 2:00 AM EDT
Overcast 1,000'
6sm
330° 12kts
Gusts 22kts
IFR
2:00 AM EDT - 8:00 AM EDT
Overcast 700'
6sm
330° 7kts
TAF KMTN 271137Z 2712/2812 33010G18KT 6SM -RA BKN050 OVC090
   FM271500 32016G26KT 4SM -RA BR OVC019
   FM272100 32015G25KT 5SM -RA BR OVC009
   FM280000 33012G22KT P6SM OVC010
   FM280600 33007KT P6SM OVC007
0W3
EffectiveExpiresCategoryNOTAM
Domestic
9/27/26
0417Z
11/11/26
0600Z
!DCA 09/741 0W3 OBST TOWER LGT (ASR UNKNOWN) 392601.87N0761457.44W (8.4NM SSW 0W3) 259FT (256FT AGL) U/S 2609270417-2611110600
9/20/26
0332Z
11/4/26
1225Z
!DCA 09/549 0W3 OBST TOWER LGT (ASN 2020-AEA-111-OE) 392602N0761458W (8.4NM SSW 0W3) 259FT (256FT AGL) U/S 2609200332-2611041225
9/1/26
1000Z
9/30/26
2359Z
!DCA 08/770 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 1000-2359 2609011000-2609302359
9/1/26
1000Z
9/30/26
2359Z
!DCA 08/767 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 1000-2359 2609011000-2609302359
9/1/26
1000Z
9/30/26
2359Z
!DCA 08/764 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 1000-2359 2609011000-2609302359
8/31/26
1032Z
9/30/26
2249Z
!DCA 08/769 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 2608311032-2609302249
8/31/26
1032Z
9/30/26
2249Z
!DCA 08/768 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 2608311032-2609302249
7/9/26
2242Z
10/10/26
2359Z
!DCA 07/287 0W3 OBST TOWER LGT (ASR 1036854) 393037.00N0761134.00W (3.6NM S 0W3) 288.1FT (208.0FT AGL) U/S 2607092242-2610102359
7/9/26
2242Z
10/10/26
2359Z
!DCA 07/286 0W3 OBST TOWER LGT (ASR 1036853) 393040.00N0761135.00W (3.5NM S 0W3) 288.1FT (208.0FT AGL) U/S 2607092242-2610102359
7/9/26
2241Z
10/10/26
2359Z
!DCA 07/285 0W3 OBST TOWER LGT (ASR 1036852) 393035.00N0761137.00W (3.6NM S 0W3) 288.1FT (208.0FT AGL) U/S 2607092241-2610102359
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.