Lake Brooks Seaplane Base
5Z9 · Katmai National Park, AK · Non-towered · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-22 · night begins 09:02 PM
| Event | Local (AKDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 07:28 AM | 15:28Z |
| Sunrise | 08:08 AM | 16:08Z |
| Sunset | 08:23 PM | 04:23Z |
| Evening civil twilight Loggable night begins | 09:02 PM | 05:02Z |
Plan a flight from 5Z9
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
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Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
| Runway | Length | Your margin |
|---|---|---|
| ALL/WAY | 5,000 ft |
Prefer one flat page? Full runway details for 5Z9 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 5Z9 kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
AKN 112.80
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| AKN · King Salmon | VORTAC | 112.80 · 75X | High | r092° / 32.1 NM |
Prefer one flat list? All 5Z9 frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- 5Z9
- Coordinates
- 58.5548, -155.7774
- Elevation
- 36 ft MSL
- Magnetic variation
- 21E
- Sectional chart
- KODIAK
- Airport use
- Public
- Control tower
- No
- ARTCC
- ANCHORAGE (ZAN)
- Flight service (FSS)
- KENAI · 121.3, 121.5, 122.65 · 1-800-WX-BRIEF
- NOTAM facility
- ENA
- Attendance
- UNATTENDED
- Segmented circle
- No
- Airport phone
- 907-283-7211
- Activated
- 1966/06
- Distance from city
- 0 W
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Services fuel · repairs · oxygen · attendance
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
Ownership & management 2 contacts
Remarks FAA · 5 notes
General
- ACFT MAINTAIN 1000 FT AGL INVOF BROOKS CAMP. HEAVY BEAR & HUMAN CONCENTRATION.
- LANDING & TAKEOFFS OR TAXIING WITHIN 50 YARDS OF BEARS IS PROHIBITED.
- SURFACE OPNS ARE LIMITED TO IDLE MANEUVERS WITHIN 200 YARDS OF BROOKS CAMP BEACH ON NAKNEK LAKE. STEP TAXI OPNS; INITIATION OF TAKEOFFS & LANDINGS WITHIN THIS ZONE IS PROHIBITED. BUOYS NOTE NO-WAKE AREA.
- FUEL AVAILABLE @ AKN ON THE RIVER. 907-246-3079 OR 130.10.
Runways
- LARGE WHITE BUOYS 4 FT TALL IN WATERWAY ARE A HAZARD TO NAVIGATION AND DIFFICULT TO SEE.
Nearby airports
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Also nearby: AK51 Big Creek (private) (26 NM) · PAKL Kulik Lake (33 NM) · 00AN Katmai Lodge (private) (39 NM) · PAAI Levelock (48 NM)
About 5Z9
Lake Brooks (5Z9) is a seaplane base in Katmai National Park, AK, at 36 ft MSL. It has 1 runway, the longest 5,000 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 5Z9, refreshed from the Aviation Weather Center and FAA NASR.
Does 5Z9 have a control tower?
No. Lake Brooks is a non-towered (pilot-controlled) seaplane base; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 5Z9?
Lake Brooks has 1 runway; the longest is 5,000 ft. See the Runways section for headings, surface, and lighting.
Where is 5Z9?
Lake Brooks is in Katmai National Park, AK, at an elevation of 36 ft MSL. Coordinates: 58.5548, -155.7774.
More about 5Z9
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 5Z9 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
Something here wrong or out of date? Report a data problem.