San Carlos Airport
SQL · KSQL · San Carlos, CA · Towered · Print kneeboard
FAA airport diagramView full size ↓ Nearby now
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 08:43 PM
| Event | Local (PDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:47 AM | 12:47Z |
| Sunrise | 06:15 AM | 13:15Z |
| Sunset | 08:14 PM | 03:14Z |
| Evening civil twilight Loggable night begins | 08:43 PM | 03:43Z |
Plan a flight from KSQL
Past 24 hours category · wind · ceiling · visibility trends
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Density altitude today projected curve · departure window · takeoff roll
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 12LEFT traffic
- Heading
- 123° mag · 138° true
- Dimensions
- 2,621 × 75 ft
- TPA
- 806 ft MSL · 800 AGL · charted
- Surface
- Asphalt
- Lights
- VASI (3°)
- CTAF
- 119.0
More details — RWY 12
- Threshold elev
- 5 ft
- Markings
- nonprecision
- Approach obstacle
- Pole, 18 ft, 565 ft from threshold, 80 ft R of centerline — 20:1 slope to clear
- Threshold crossing height
- 25 ft
- TDZ elevation
- 6 ft
- End lights
- REIL
Pattern side: FAA NASR · TPA charted (NASR) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 12/30 | 2,621 ft |
Prefer one flat page? Full runway details for KSQL → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the KSQL kneeboard →
Comms & NavAids
Communication frequencies
Before taxi
“San Carlos”Taxi & takeoff
“San Carlos”Departure
“Norcal”Arrival
“Norcal”Also
ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (5 frequencies)
| Frequency | Used by |
|---|---|
| 251.05 | APCH/S |
| 310.8 | APCH/S · DEP/P |
| 317.6 | APCH/P |
| 326.2 | LCL/P |
| 338.2 | APCH/S |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
OSI 113.90 · SFO 115.80 · NUQ 117.60 · +4
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| OSI · Woodside | VOR/DME | 113.90 · 86X | Low | r354° / 7.4 NM |
| SFO · San Francisco | VOR/DME | 115.80 · 105X | Low | r120° / 8.7 NM |
| NUQ · Moffett | TACAN | 117.60 · 123X | — | r281° / 10.4 NM |
| OAK · Oakland | VOR/DME | 116.80 · 115X | High | r169° / 12.8 NM |
| SJC · San Jose | VOR/DME | 114.10 · 88X | Low | r284° / 16.8 NM |
| SAU · Sausalito | VOR/DME | 116.20 · 109X | Low | r131° / 24.3 NM |
| CCR · Concord | VOR/DME | 117.00 · 117X | Terminal | r180° / 33.4 NM |
Prefer one flat list? All KSQL frequencies →
Charts & procedures
Lowest minimums here: RNAV (GPS) with vertical guidance · VFR sectional →
Airport info
From the field
Do you run KSQL, or an FBO, flight school, or shop on it? Claim your listing to keep fuel, fees, hours, and services current.
Airport information
- ICAO / IATA
- KSQL / SQL
- Coordinates
- 37.5131, -122.2508
- Elevation
- 6 ft MSL
- Magnetic variation
- 15E
- Sectional chart
- SAN FRANCISCO
- Airport use
- Public
- Control tower
- Yes
- Tower hours
- 0700-2100
- Airspace
- Class D · CLASS D SVC 0700-2100; OTHER TIMES CLASS G
- Weather station
- AWOS-3P · 125.9 · ☎ 650-593-0613
- ARTCC
- OAKLAND (ZOA)
- Flight service (FSS)
- OAKLAND · 122.5 · 1-800-WX-BRIEF
- NOTAM facility
- SQL
- Attendance
- ALL 0800-1800
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Activated
- 1952/07
- Distance from city
- 2 NE
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- Usually keyed on CTAF 119.0 — confirm the click sequence in the Chart Supplement ↗
Runway lighting aids — 12: VASI · 30: VASI.
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
- Fuel available
- 100LL, Jet A, Jet A (additive), UL94
- Bottled oxygen
- NONE
- Bulk oxygen
- LOW
- Airframe service
- MINOR
- Powerplant service
- MINOR
- Parking
- tiedowns
- Other services
- Charter, Instruction, Rental, Aircraft sales
Ownership & management 2 contacts
Remarks FAA · 16 notes
General
- NO TGL OR STOP AND GO LDGS WHEN ATCT CLSD.
- CALM WIND RWY 12.
- NOISE SENSITIVE AREAS S THRU NE OF ARPT. FOR NOISE ABATEMENT PROCEDURES CTC AMGR (650) 573-3700.
- MIGRATORY BIRD ACT ON & INVOF OF ARPT.
- 100 FT STEEL TRANSMISSION TWRS AND POWERLINES LCTD 750 FT WEST AND PARALLEL TO RWY 12/30.
- 7 FT LIGHTED DIKE LCTD IN RWY SAFETY AREA ON APCH END RWY 30.
- FOR CD WHEN ATCT IS CLSD CTC NORCAL APCH AT 916-361-3829.
- RABBIT AVIATION 130.00
- LRG HEL SHOULD AVOID OVERFLIGHT OF DIRT INFIELD AREAS.
Runways
- HEL RIGHT TFC RWY 12/LEFT TFC RWY 30.
- FIXED-WING RIGHT TFC RWY 30/LEFT TFC RWY 12.
- UNUSBL BYD 8 DEG LEFT OF CNTRLN.
Lighting
- WHEN ATCT CLSD; ACTVT MIRL RWY 12/30 & REIL RWY 12/30 - 119.0
Obstructions
- 7' LGTD DIKE 100' E OF CNTRLN AT THR, EXTENDING TO 60' E OF CNTRLN AT END OF PRIMARY SFC.
- LEVEE
Contact
- DIR OF PUB WORKS - TORY A. NEWMAN
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About KSQL
San Carlos Airport (SQL · KSQL) is an airport in San Carlos, CA, at 6 ft MSL. It has 1 runway, the longest 2,621 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KSQL, refreshed from the Aviation Weather Center and FAA NASR.
Does KSQL have a control tower?
Yes. San Carlos Airport has an operating FAA control tower. See the Comms & NavAids section for tower and ground frequencies.
What is the longest runway at KSQL?
San Carlos Airport has 1 runway; the longest is 2,621 ft. See the Runways section for headings, surface, and lighting.
Where is KSQL?
San Carlos Airport is in San Carlos, CA, at an elevation of 6 ft MSL. Coordinates: 37.5131, -122.2508.
Fly out of KSQL often?
Save KSQL as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.
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 KSQL 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.