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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 LIFR
11:35 PM EST  
Light Rain and Mist
Overcast 200'
1.5sm
37°F
37°F
30.22"Hg
Calm
AO2 UPE0408RAB0408 P0001 T00260026
METAR K0W3 040435Z AUTO 00000KT 1 1/2SM -RA BR OVC002 03/03 A3022 RMK AO2 UPE0408RAB0408 P0001 T00260026
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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)
Tue, 3/3 9:59 PM EST
Tue, 3/3 10:00 PM EST - Wed, 3/4 7:00 PM EST
LIFR
10:00 PM EST - 12:00 AM EST
Light Rain and Mist
Overcast 200'
1sm
210° 3kts
IFR
12:00 AM EST - 7:00 AM EST
Mist
Overcast 500'
Scattered 300'
5sm
220° 5kts
MVFR
7:00 AM EST - 4:00 PM EST
Overcast 1,000'
Scattered 500'
6sm
040° 3kts
IFR
10:00 AM EST - 4:00 PM EST
Light Showers and Rain and Mist
Overcast 500'
5sm
Calm
MVFR
4:00 PM EST - 7:00 PM EST
Light Showers and Rain and Mist
Overcast 1,000'
Scattered 500'
5sm
080° 3kts
TAF KMTN 040259Z 0403/0424 21003KT 1SM -RA BR OVC002 WS020/22035KT
   FM040500 22005KT 5SM BR SCT003 OVC005
   FM041200 04003KT P6SM SCT005 OVC010
   PROB30 0415/0421 5SM -SHRA BR OVC005
   FM042100 08003KT 5SM -SHRA BR SCT005 OVC010
0W3
EffectiveExpiresCategoryNOTAM
Domestic
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
2/1/26
1213Z
2/28/26
2256Z
!DCA 01/696 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 2602011213-2602282256
2/1/26
1213Z
2/28/26
2256Z
!DCA 01/695 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
2602011213-2602282256
2/1/26
1100Z
2/28/26
2359Z
!DCA 01/694 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
2602011100-2602282359
2/1/26
1100Z
2/28/26
2359Z
!DCA 01/693 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 1100-2359 2602011100-2602282359
1/30/26
2300Z
5/1/26
0500Z
!DCA 01/765 0W3 OBST TOWER LGT (ASR 1050583) 394738.30N0761037.40W (13.7NM NE 0W3) 681.8FT (236.9FT AGL) U/S 2601302300-2605010500
1/24/26
2235Z
4/24/26
0500Z
!DCA 01/400 0W3 OBST TOWER LGT (ASR 1219114) 393412.80N0761912.90W (5.3NM W 0W3) 680.8FT (259.8FT AGL) U/S 2601242235-2604240500
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.