US Coast Guard Base Alameda Helipad
Daylight today(Oct 20, 2026, local time)
About 11h 3m 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 US Coast Guard Base Alameda Helipad
US Coast Guard Base Alameda Helipad is a heliport in Alameda, United States. It observes America/Los Angeles local time. The nearest airport is San Francisco Bay Oakland International Airport (OAK), about 4.2 nm to the sse.
Summary generated from this airport’s structured data — reference only.
Live traffic nearby
Aircraft currently within ~40 nm, from live ADS-B. Positions are approximately real-time — not for navigation.
Live ADS-B by adsb.lol & the OpenSky Network. Not for navigation.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (0)
No runway data recorded for this airport.
Airspace in this area(5)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| SAN FRANCISCO CLASS B AREA I | Class B | Controlled | 4000 ft MSL | 10000 ft MSL |
| SAN FRANCISCO CLASS B AREA G | Class B | Controlled | 3000 ft MSL | 10000 ft MSL |
| SAN FRANCISCO CLASS B AREA E | Class B | Controlled | 2100 ft MSL | 10000 ft MSL |
| METROPOLITAN OAKLAND AIRPORT CLASS C | Class C | Controlled | GND | 4000 ft MSL |
| METROPOLITAN OAKLAND AIRPORT CLASS C | Class C | Controlled | 1500 ft MSL | 4000 ft MSL |
Approximate bounding-box match from OpenAIP · all United States airspace. Reference only — consult official charts for exact boundaries and status.
Tall obstacles nearby
| Obstacle | Height AGL | Top (MSL) | Lit |
|---|---|---|---|
| Salesforce Tower | 1,070 ft | 79 ft | — |
| KALW-FM (San Francisco) | 974 ft | 860 ft | — |
| 181 Fremont Tower | 801 ft | 69 ft | — |
| California Center | 696 ft | 95 ft | — |
| Millennium Tower | 646 ft | 49 ft | — |
| One Rincon Hill South Tower | 640 ft | 118 ft | — |
| The Avery | 617 ft | 72 ft | — |
| Park Tower at Transbay | 600 ft | 49 ft | — |
Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.
Nearby airports
Great-circle distance and true bearing from US Coast Guard Base Alameda Helipad.
Frequently asked questions
Where is US Coast Guard Base Alameda Helipad located?
US Coast Guard Base Alameda Helipad is heliport located in Alameda, United States.
What time zone is US Coast Guard Base Alameda Helipad in?
US Coast Guard Base Alameda Helipad is in the America/Los Angeles time zone (UTC-07:00).
What is the magnetic variation at US Coast Guard Base Alameda Helipad?
The magnetic variation (declination) at US Coast Guard Base Alameda Helipad is approximately 12.8° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near US Coast Guard Base Alameda Helipad?
The nearest airport to US Coast Guard Base Alameda Helipad is San Francisco Bay Oakland International Airport (OAK), about 4.2 nm to the sse, followed by Hayward Executive Airport and San Francisco International Airport.
Is the information on this page suitable for flight planning?
No. US Coast Guard Base Alameda Helipad data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.