wxdecoder
3H3

Cottonwood Lake Seaplane Base

Wasilla, AlaskaElevation 300 ftSeaplane base

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RUNWAYS

Runway detail & declared distances

1 runway · longest 4,000 ft

06W/24W
Dimensions
4,000 x 800 ft
Surface
Water
RWY 06W
RWY 24W

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

AIRPORT INFORMATION

Facility & services

Cottonwood Lake Seaplane Base is in Wasilla, Alaska. Field elevation 300 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSeaplane base
ManagerSTATE OF ALASKA, DNR, DMLW
Manager phone907-269-8400
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA3H3
SectionalANCHORAGE
Center (ARTCC)ANCHORAGE
Flight service (AFSS)KENAI
RegionAlaska
CountryUnited States
Coordinates61.5976, -149.3160
Distance from city3 NM E
SERVICES & LIGHTING
Control towerNon-towered
CTAF122.800
FREQUENCIES

Communications

122.800
CTAF
CTAF

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRPORT REMARKS

Operational remarks

›PUB ACES N SHORE. BEACHING AREA ONLY; NO DOCK; RMNDR PVT/NON COML.
›TREES ALL SIDES OF LNDG AREA; 50 FT ON WATERWAY.
›TSNT SVC NA.
›CTN: BOATS & SWIMMING INVOF.
›RCMD VISUAL INSP BFR LNDG. LNDG AREA NOT MNTND.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗3H3 on OurAirports
FREQUENTLY ASKED
Does 3H3 have a METAR?
No on-field METAR is issued for 3H3. This page uses the nearest reporting station as a reference.
Does 3H3 have a TAF?
No TAF is issued directly for 3H3. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 3H3?
3H3 sits at 300 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 3H3?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.