1
Runway
1
Frequency
0
Procedures
Quick Facts
FAA
W12
Elevation
2,415 ft MSL
Runways
1
Frequencies
1
Tower
No
Fuel
N/A
Coordinates
48.650, -120.502
Airport Information
Facility Type
AIRPORT
Elevation
2,415 ft MSL
Control Tower
No
Fuel Types
None listed
ARTCC
SEATTLE
Coordinates
48.6496, -120.5020
Ownership
Private
Hours of Operation
Current Weather
Nearby Weather Cameras
No camera at W12. Showing nearest cameras.
Manning Provincial Park
East · Camera 1 · 2 cameras total
30 NM away
Natapoc Ridge
NorthEast · Camera 2 · 4 cameras total
54 NM away
8 camera angles available
See all cameras, directions, and nearby airport cameras
Sign up free to view all cameras →Runways
| ID | Ends | Length | Width | Surface | Lights | Weight Bearing | PCN |
|---|---|---|---|---|---|---|---|
| 11/29 | 11 / 29 | 3,150 ft | 85 ft | TURF-GRVL | - | - | - |
Frequencies
| Type | Frequency | Name | Call Sign | Use | Hours |
|---|---|---|---|---|---|
| CTAF | 122.9 | LOST RIVER | - | CTAF | - |
Airport Remarks
- FILED FOR RECORD KEEPING PURPOSES ONLY.
- ARPT CLSD 1 NOV THRU 1 APR.
- WATCH FOR VEHICLES AND PEDESTRIANS ON RWY.
- ACCESS ROADS BOTH SIDE OF RWY IN PRIM SFC, VEHICLES CROSS RWY AT VARIOUS LOCATIONS, PRIMARILY AT RWY ENDS.
- FOR CD CTC SEATTLE ARTCC AT 253-351-3694.
- MARKED (PAINTED) ON CONCRETE PAD.
- 11/29 +60 FT TREES IN PRIMARY SFC BOTH SIDES RY.
Nearby airports & facilities
W12
LOST RIVER
MAZAMA — <1 nm
KS52
Methow Valley State Airport
Winthrop — 20 nm
S52
METHOW VALLEY STATE
WINTHROP — 20 nm
6S9
STEHEKIN STATE
STEHEKIN — 20 nm
6S9
Stehekin State Airport
Stehekin — 20 nm
2S0
Twisp Municipal Airport
Twisp — 24 nm
2S0
TWISP MUNI
TWISP — 24 nm
WT70
DIABLO
DIABLO — 26 nm
WT70
Diablo Heliport
Diablo — 26 nm
WS87
PORT FLD
TWISP — 26 nm
WS87
Port Field
Twisp — 26 nm
WA13
SEAPLANE LANDING AREA
CHELAN — 27 nm
Nearest airports
- W12 — LOST RIVER
MAZAMA
- KS52 — Methow Valley State Airport
Winthrop
- S52 — METHOW VALLEY STATE
WINTHROP
- 6S9 — STEHEKIN STATE
STEHEKIN
- 6S9 — Stehekin State Airport
Stehekin
Washington airports
W12 Operational Overview
Location & Facility
LOST RIVER (W12) is a privately owned airport open to the public located in MAZAMA, Washington, United States. The field sits at an elevation of 2,415 feet above mean sea level (MSL) at coordinates 48.6496°N, 120.5020°W.
Runways
LOST RIVER has 1 runway. The longest runway (11/29) measures 3,150 feet by 85 feet with a turf-grvl surface.
Communications & Operations
LOST RIVER is a non-towered (pilot-controlled) field. A total of 1 communication frequencies are published for this facility.
Weather Cameras
3 FAA Weather Cameras are available near LOST RIVER, providing real-time visual weather conditions updated every 10 minutes. AeroCopilot integrates these cameras with AI-powered weather analysis to help pilots assess visibility and ceiling conditions before departure.
Frequently Asked Questions
What is W12?
W12 is the ICAO identifier for LOST RIVER, a public-use airport located in MAZAMA, Washington, United States.
How many runways does LOST RIVER have?
LOST RIVER (W12) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of W12?
The field elevation of LOST RIVER is 2,415 feet above mean sea level (MSL).
Is fuel available at W12?
No fuel types are currently listed for LOST RIVER. Contact the FBO directly for availability.
What is the longest runway at W12?
The longest runway at LOST RIVER is 3,150 feet long.
How do I access complete data for W12?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for LOST RIVER.
Where is LOST RIVER located?
LOST RIVER (W12) is located in MAZAMA, Washington, United States, at an elevation of 2,415 ft MSL.
Does W12 have weather cameras?
W12 does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.