Spring Brook Airport
Daylight today(Jul 21, 2026, local time)
About 14h 43m 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 Spring Brook Airport
Spring Brook Airport is a small airport in Seneca, United States. It sits at an elevation of 500 ft (152 m) and has 1 runway, the longest 2,800 ft / 853 m with a hard surface. It observes America/Chicago local time. The nearest airport is Mitchell Restricted Landing Area Airport (67IL), about 3.5 nm to the n.
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 (1)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 18 / 36 | 2,800 ft / 853 m | 70 ft | Asph | Lighted | Open |
Tall obstacles nearby
| Obstacle | Height AGL | Top (MSL) | Lit |
|---|---|---|---|
| Obstacle | — | 673 ft | — |
| Obstacle | — | 666 ft | — |
| Obstacle | — | 659 ft | — |
| Obstacle | — | 666 ft | — |
| Obstacle | — | 679 ft | — |
| Obstacle | — | 659 ft | — |
| Obstacle | — | 643 ft | — |
| Obstacle | — | 627 ft | — |
Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.
Nearby airports
Great-circle distance and true bearing from Spring Brook Airport.
Frequently asked questions
Where is Spring Brook Airport located?
Spring Brook Airport is small airport located in Seneca, United States, at an elevation of 500 ft (152 m).
How many runways does Spring Brook Airport have?
Spring Brook Airport has 1 runway, the longest being 2,800 ft / 853 m.
What time zone is Spring Brook Airport in?
Spring Brook Airport is in the America/Chicago time zone (UTC-05:00).
What is the magnetic variation at Spring Brook Airport?
The magnetic variation (declination) at Spring Brook Airport is approximately 3.4° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Spring Brook Airport?
The nearest airport to Spring Brook Airport is Mitchell Restricted Landing Area Airport (67IL), about 3.5 nm to the n, followed by David Gillespie Airport and Curanda Airport.
Is the information on this page suitable for flight planning?
No. Spring Brook Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.