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Cottonwood Lake Seaplane Base Seaplane Base
3H3 · Wasilla, AK · 300 ft elevation · var 23E · Towered
Airport information
- FAA LID
- 3H3
- Coordinates
- 61.5976, -149.3160
- Elevation
- 300 ft MSL
- Magnetic variation
- 23E
- Sectional chart
- ANCHORAGE
- Airport use
- Public
- Control tower
- Yes
- ARTCC
- ANCHORAGE (ZAN)
- Flight service (FSS)
- KENAI
- NOTAM facility
- ENA
- Attendance
- UNATNDD
- Segmented circle
- No
- Activated
- 2002/06
- Distance from city
- 3 E
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-20
| Event | Local (AKDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | n/a | n/a |
| Sunrise | 04:12 AM | 12:12Z |
| Sunset | 11:45 PM | 07:45Z |
| Evening civil twilight Loggable night begins | n/a | n/a |
Loggable night (§1.1)
n/a → n/a
Night currency (§61.57)
12:45 AM → 03:12 AM
Plan a flight from 3H3
Runway 06/24
4,000 ft × 800 ft · WATER 06
- Heading
- n/a
24
- Heading
- n/a
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| BGQ · Big Lake | VORTAC | 112.50 | r060° / 18.7 NM |
| EDF · Elmendorf | TACAN | 113.40 | r011° / 24.3 NM |
| ANC · Anchorage | VOR-DME | 114.30 | r018° / 37.1 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Ownership & management
Owner
STATE OF ALASKA, DNR, DMLW
550 W 7TH AVE STE 900C, ALASKA, AK
907-269-8400
Manager
STATE OF ALASKA, DNR, DMLW
550 W 7TH AVE STE 900C, ANCHORAGE, AK
907-269-8400
Remarks FAA
- TREES ALL SIDES OF LNDG AREA; 50 FT ON WATERWAY.
- RCMD VISUAL INSP BFR LNDG. LNDG AREA NOT MNTND.
- CTN: BOATS & SWIMMING INVOF.
- PUB ACES N SHORE. BEACHING AREA ONLY; NO DOCK; RMNDR PVT/NON COML.
- TSNT SVC NA.
Nearby airports
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 3H3 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.