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1LL2AIRPORT

Spring Brook Airport

Seneca, Illinois

500 ft MSL

1

Runway

0

Frequencies

0

Procedures

Quick Facts

ICAO

1LL2

FAA

1LL2

Elevation

500 ft MSL

Runways

1

Frequencies

0

Tower

No

Fuel

N/A

Coordinates

41.301, -88.633

Airport Information

Facility Type

AIRPORT

Elevation

500 ft MSL

Control Tower

No

Fuel Types

None listed

Traffic Pattern

Not published

Coordinates

41.3006, -88.6333

Current Weather

— — —Updated

Nearby Weather Cameras

No camera at 1LL2. Showing nearest cameras.

Situational awareness only — not for regulatory minimums

FAA aviation weather camera images are for situational awareness. They may NOT be used to comply with regulatory requirements — for example, to determine weather minimums for IFR flight. Images are generally updated about every 10 minutes and actual site conditions may differ from the displayed image. FAA Order JO 7110.10, §8-3-3

Weather camera at Illinois Valley Regional facing North

Illinois Valley Regional

North · Camera 1 · 4 cameras total

31 NM away

Weather camera at Lake in the Hills facing NorthEast

Lake in the Hills

NorthEast · Camera 1 · 4 cameras total

58 NM away

8 camera angles available

See all cameras, directions, and nearby airport cameras

Sign up free to view all cameras →
Source: FAA FAA Weather Cameras

Runways

IDEndsLengthWidthSurfaceLightsWeight BearingPCN
18/3618 / 362,800 ft70 ftASPH---

Nearby airports & facilities

1LL2 Operational Overview

Location & Facility

Spring Brook Airport (1LL2) is a airport located in Seneca, Illinois, United States. The field sits at an elevation of 500 feet above mean sea level (MSL) at coordinates 41.3006°N, 88.6333°W.

Runways

Spring Brook Airport has 1 runway. The longest runway (18/36) measures 2,800 feet by 70 feet with a asph surface.

Communications & Operations

Spring Brook Airport is a non-towered (pilot-controlled) field.

Weather Cameras

2 FAA Weather Cameras are available near Spring Brook Airport, 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 1LL2?

1LL2 is the FAA location identifier for Spring Brook Airport, an airport whose use category the FAA does not publish, located in Seneca, Illinois, United States.

How many runways does Spring Brook Airport have?

Spring Brook Airport (1LL2) has 1 runway. See the runway table above for dimensions and surface types.

What is the elevation of 1LL2?

The field elevation of Spring Brook Airport is 500 feet above mean sea level (MSL). The FAA does not publish how this figure was determined; it may be estimated rather than surveyed.

Is fuel available at 1LL2?

No fuel types are currently listed for Spring Brook Airport. Contact the FBO directly for availability.

What is the longest runway at 1LL2?

The longest runway at Spring Brook Airport is 2,800 feet long.

How do I access complete data for 1LL2?

Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for Spring Brook Airport.

Where is Spring Brook Airport located?

Spring Brook Airport (1LL2) is located in Seneca, Illinois, United States, at an elevation of 500 ft MSL.

Does 1LL2 have weather cameras?

1LL2 does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.

Complete aviation intelligence for 1LL2

Live weather, decoded NOTAMs, IFR procedures, AI briefings, and more. Included in every AeroCopilot plan from $9.99/month.

Source: FAA NASR (National Airspace System Resource) 28-Day Subscription· AIRAC 28-day cycle· Updated Jun 18, 09:56 PM UTC