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The Pilots Desk
Small airport

Ervin Ridge Airport

ICAO US-4074🇺🇸 Lloyd
Coordinates
47.8134°N, 109.1634°W
Type
Small airport
Country
🇺🇸 United States
Region
US-MT
Time zone
Denver(UTC-06:00)
Magnetic variation
10.6° E

Daylight today(Jul 14, 2026, local time)

Civil dawn
04:54
Sunrise
05:33
Sunset
21:13
Civil dusk
21:52

About 15h 40m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.

About Ervin Ridge Airport

Ervin Ridge Airport is a small airport in Lloyd, United States. It observes America/Denver local time. The nearest airport is Black Butte North Airport (US-0179), about 2.1 nm to the nnw.

Summary generated from this airport’s structured data — reference only.

Map

Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.

Runways (0)

No runway data recorded for this airport.

Airspace in this area(1)

NameClassTypeFloorCeiling
HAYS INT BY NOTAM[E[W 1/3] 2/3]Special useDanger300 ft GND17999 ft MSL

Approximate bounding-box match from OpenAIP · all United States airspace. Reference only — consult official charts for exact boundaries and status.

Nearby airports

Black Butte North AirportUS-0179
2.1 nm NNW (334°)
Black Butte West AirportUS-4075
2.4 nm NW (316°)
Bullwhacker AirportUS-0180
3.3 nm NE (52°)
Woodhawk AirportUS-3026
4 nm ESE (121°)
Left Coulee AirportUS-4433
7.1 nm NE (53°)
Cow Creek AirportUS-0178
10.2 nm NE (38°)

Great-circle distance and true bearing from Ervin Ridge Airport.

Live tracking (FR24) Open in Maps
🇺🇸 More airports in United States📘 Flying in the United States: a pilot's guide

Frequently asked questions

Where is Ervin Ridge Airport located?

Ervin Ridge Airport is small airport located in Lloyd, United States.

What time zone is Ervin Ridge Airport in?

Ervin Ridge Airport is in the America/Denver time zone (UTC-06:00).

What is the magnetic variation at Ervin Ridge Airport?

The magnetic variation (declination) at Ervin Ridge Airport is approximately 10.6° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Ervin Ridge Airport?

The nearest airport to Ervin Ridge Airport is Black Butte North Airport (US-0179), about 2.1 nm to the nnw, followed by Black Butte West Airport and Bullwhacker Airport.

Is the information on this page suitable for flight planning?

No. Ervin Ridge Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.