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Airports · Washington · airport · FAA file effective October 1, 2026

Grant County International

MWH · KMWH · Moses Lake, Washington · Grant County · map

Grant County International is a public-use airport owned by the Port of Moses Lake, 5 miles northwest of Moses Lake, Washington, 1,189 feet above sea level. It has 7 runways; the longest, 14L/32R, is 13,503 feet of concrete. It has a control tower, fuel (100LL avgas, Jet A, Jet A-1 with additive) and about 45 general-aviation aircraft based on the field by the FAA's count. The FAA counts about 75,978 takeoffs and landings a year. About 20 passengers boarded flights here in the FAA's fiscal year 2024.

Quick answers answers refresh every morning

What is the airport code for Grant County International?

Its FAA code is MWH, and its ICAO code is KMWH.

Where is Grant County International?

It is 5 miles northwest of Moses Lake, Washington, 1,189 feet above sea level.

How long is the longest runway at Grant County International?

The longest of its 7 runways, 14L/32R, is 13,503 feet long.

Does Grant County International have a control tower?

Yes, it has a control tower.

What fuel can you buy at Grant County International?

The FAA's airport file lists 100LL avgas, Jet A, Jet A-1 with additive.

Where can you fly nonstop from Grant County International?

Airline flights go to 3 airports, the busiest of them Boeing Fld/King County International, Nashville International, Long Beach (Daugherty Field). Every route

Are there flight schools at Grant County International?

5 flight schools, flying clubs or college flight programmes are based within about 15 miles of it, including Big Bend Community College and Big Bend Community College Foundation. Compare them

Where are the nearest FAA examiners to Grant County International?

1 aviation medical examiner work within 50 nautical miles. See them by name

Weather and planning now, the forecast, warnings, pilot reports, winds aloft, restrictions

Fetching the weather now, the forecast, the warnings in force, pilot reports and the winds aloft for Grant County International…

Wind map live wind over the area, from Windy.com

Colours show wind speed, the moving lines its direction; drag the time bar for the coming days. Map and forecast by Windy.com.

The airport facts, runways, radio, fuel and services, the FAA's remarks

The airport

Codes
FAA MWH · ICAO KMWH
Kind
Airport · open to the public · publicly owned
Owner
Port of Moses Lake
Elevation
1,189 feet above sea level
Control tower
A control tower with a TRACON · 6:00 am to 10:00 pm
Attended
around the clock
Lights
runway lights see the remarks below; beacon sunset to sunrise
Fuel and services
100LL avgas, Jet A, Jet A-1 with additive; the services card below
Notes
landing fee · certified for airline service (Part 139)
On the chart
Seattle sectional
Magnetic variation
18E

This airport's record at the FAA

Runways 7

14L32R04220927183614R32LH1H2N5,000 ft
Runways drawn to scale from the FAA's positions, north up.
FAA airport diagram for Grant County International
The FAA's official airport diagram (taxiways, ramps, hot spots); tap to enlarge, or open the FAA's PDF.

For understanding the field, not for navigation.

RunwayLength × widthSurfaceLights
14L/32R13,503 × 200 ftConcrete, goodHigh-intensity lights
04/2210,000 × 100 ftConcrete, goodMedium-intensity lights
09/273,500 × 90 ftConcrete, goodNon-standard lights
18/363,327 × 75 ftAsphalt, goodMedium-intensity lights
14R/32L2,936 × 75 ftConcrete, good
H150 × 50 ftAsphalt
H250 × 50 ftAsphalt
  • Runway 14L: PAPI, four lights on the left, building 25 ft high 1,081 ft from the end
  • Runway 32R: ILS, PAPI, four lights on the left, medium-intensity approach lights with runway alignment lights (MALSR), right-hand traffic pattern
  • Runway 04: PAPI, four lights on the left
  • Runway 22: VASI, four boxes on the left, right-hand traffic pattern
  • Runway 27: right-hand traffic pattern
  • Runway 18: right-hand traffic pattern
  • Runway 14R: right-hand traffic pattern, gnd 9 ft high 620 ft from the end

Radio frequencies

Common traffic advisory (CTAF) · Tower East118.25Grant County
UNICOM122.95
ATIS (recorded airport information) · Mwh and automated weather (ASOS)119.05Grant County
Ground121.9Grant County
Tower West128.0Grant County
Approach and departure126.4Grant County
Approach (secondary) Departure (secondary)134.35Grant County
Emergency121.5Grant County
Moses Lake Rco122.4Moses Lake
Marlin and center (remote transmitter) Low126.1Grant County

Automated weather (ASOS), by phone 509-762-5082.

Fuel and services as reported to the FAA

Fuel
100LL avgas, Jet A, Jet A-1 with additive
Repairs
airframe and engine: major repairs
Parking
hangars, tie-downs
Oxygen
bottled oxygen (high-pressure), bulk oxygen (high-pressure)
Also here
air freight, air ambulance, cargo handling, flight instruction
Notes
landing fee charged

Other fields with jet fuel nearby: Ephrata Municipal (10 nm northwest), Pangborn Memorial (38 nm west), Wilbur Airport (40 nm northeast).

The FAA's file records what is sold and done at the field, as the airport manager reports it, not who sells it or the price; fuel sellers (FBOs) are not named in any public file. Airports selling jet fuel in Washington · avgas.

The FAA's remarks as written in the airport file, spelled out

  • Birds in the vicinity of airport apr and oct.
  • Activate approach lights (MALSR) runway 32R; runway end identifier lights runway 4; PAPI runway 14L - the common traffic frequency.
  • Ovr 12500 LB.
  • Closed except military operations; C-17 assault strip. Not visibility from the control tower.
  • Air carrier taxiway mov area only.
  • Military landing zone lights only.
  • Runway 14L concrete tdz fst 3240 feet; runway 32R concrete tdz fst 1490 feet.
  • Runway 32R fst 10000 feet grvd 150 feet wide.
  • Hvy jet training SFC-5000 feet WI 25 MI; psbl wake turb from runway 09/27 and 14L/32R operations.
  • Taxiway G unlighted.
  • Hvy military jet night training 7:00 pm to 3:00 am. When the control tower closed annc landing intns - the common traffic frequency.
  • Taxiway F not visibility from the control tower.

Sustainable aviation fuel from the SAFxCHANGE record

Other · 1 announcement, latest 2021-08 · supplied by Universal Hydrogen · taken by Ravn Alaska, Icelandair, Air Nostrum.

Hydrogen Aviation Test and Service Center established for aircraft conversion and certification testing.

Sustainable aviation fuel at Grant County International: every announcement · Every airport with sustainable aviation fuel

Flights and activity in the air now, the airlines, based aircraft, takeoffs and landings

Activity now checking the volunteer receiver network…

Within ten miles

  • Looking…

Arrivals and departures, last hour

  • Looking…

From the volunteer receiver network, a few minutes behind at most; aircraft whose owners asked the FAA not to be displayed are left out; no person is named. Open the live map here.

Scheduled and charter flights from here the DOT's airline reports · August 2025 to July 2026

Airlines reported 3 departures from MWH in those twelve months, carrying 15 passengers in 31 seats (48% filled), to 3 destinations on 3 airlines.

All 3 destinations, the airlines and the aircraft, month by month

From the Bureau of Transportation Statistics' T-100 table: every segment an airline reported flying, three months in arrears. Private, business and training flights are not in it; the live picture is in the activity card.

Based aircraft as counted for the FAA, fiscal year 2024

single-engine40multi-engine5
Based aircraft, as a table
aircraft
single-engine40
multi-engine5

The FAA's count is the general-aviation aircraft kept on the field (singles, twins, business jets, helicopters) from its Terminal Area Forecast, the latest year with an actual count; airline fleets are never counted as based anywhere, so a big airline airport shows a small number. The register section below shows how many aircraft are registered to owners in town, a different measure again.

20passengers boarded flights here in the FAA's fiscal year 2024

Takeoffs and landings a year about 75,978, the FAA's fiscal year 2024 (October 2023 to September 2024)

airline5,661air taxi and commuter14,257general aviation, travelling7,380general aviation, local36,981military11,699
Takeoffs and landings, as a table
a year
airline5,661
air taxi and commuter14,257
general aviation, travelling7,380
general aviation, local36,981
military11,699

Local flights stay in the traffic pattern or nearby, often practice; travelling flights arrive from or leave for somewhere else. Counts at airports without a tower are the FAA's estimates. How this compares nationally: Airports by the numbers.

Who flies and works here aircraft registered in town, the companies, the examiners nearby

Aircraft registered in Moses Lake from the FAA register

170 aircraft are registered to owners in Moses Lake, Washington: 142 piston singles, 8 turboprops, 7 piston twins, 7 gliders, 2 weight-shift and powered parachutes. Not every one of them is based at this airport; the based-aircraft count above is the FAA's figure for this airport alone.

Companies and organisations in town with two or more aircraft:

Big Bend Community College 32Rainbow Flying Service LLC 3Big Bend Community College Foundation 3Twotards Aviation LLC 2Two Js Aviation LLC 2Moses Lake-Warden Air Service INC 2

Individuals are counted, not named (the site's policy at this time). All aircraft registered in Washington.

Who works here from the FAA's certificate lists and the register

Flight schools, flying clubs and college flight programmes based within about 15 miles:

Repair stations in Moses Lake:

Companies in the same town as this airport, and schools within about 15 miles of it (each placed at the main public airport of its town, or at the town's centre); not every one of them works from this field. All operators · all repair stations · all flight schools · all FBOs.

Examiners and inspectors nearby designated by the FAA · within 50 nautical miles

No pilot examiner is based within 50 nautical miles, as far as the FAA's list places them. Also nearby: 1 aviation medical examiner, 1 mechanic examiner, 1 airworthiness representative (maintenance), 1 administrative pilot examiner.

All 4 nearby, by kind, with contact details

What each kind does
  • AME: Aviation Medical Examiner: a doctor who issues the medical certificates pilots must hold.
  • DME: Designated Mechanic Examiner: tests candidates for the mechanic certificate (airframe and powerplant).
  • DAR-T: Designated Airworthiness Representative, maintenance: issues airworthiness certificates and approvals for aircraft in service.
  • Admin-PE: Administrative Pilot Examiner: handles certificate paperwork rather than flight tests.

Designees are listed with the name and contact details the FAA publishes for them on its designee locator (read October 10, 2026): the FAA lists them so that pilots, mechanics and companies can find them. Private individuals are not named, the site's policy at this time. A designee who would rather not appear here can ask us through the contact address on the About page. Each designee is placed at the main public airport of the town the FAA lists (or the nearest one to its zip code), so "nearby" means the town, not an exact address. All examiners by state.

Safety record the NTSB's cases at or near this airport

Accidents and incidents at or near this airport NTSB records · 5 since 1982, 0 fatal

2023-07-03WPR23LA248 · Found Fba2C CFXRB · accident · no injuries
2003-06-20SEA03LA109 · Maule M-7-235C CFCDM · accident · no injuries
1999-08-24SEA99IA148 · Embraer Erj-135 PTZJA · incident · no injuries
1998-07-30SEA98IA153 · Embraer Emb-135 PTZJA · incident · no injuries
1985-07-16SEA85LA172 · Bellanca 7Gcbc N36137 · accident · no injuries

Cases the NTSB recorded with this as the nearest airport, newest first. Each opens the full report in plain English. The country as a whole: Where accidents happen.

Connections how this airport links to the rest of the register

In town
Who works here
Airlines fly from here to
Record
Around it

The whole map of how records connect · these connections as data: /graph/airport/MWH.json.

Facts from the FAA's airport file effective October 1, 2026, written out in plain English; weather from the National Weather Service's aviation weather service; registered aircraft from the FAA register as of October 26, 2026; accidents from the NTSB's public database. Owners are shown only when they are an organisation; no person is named. Check the official sources before a flight: this page is for understanding an airport, not for planning one.