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Atlas / Airports / KSQL

Airport · ICAO · US

Class D

San Carlos Airport

ID KSQL FAA SQL Elev 5 ft Lat 37° 30.79' N Lon 122° 15.05' W Zulu

Live conditions at KSQL

METAR

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Wind / Visibility

Density altitude (now)

FAA Airport Diagram · KSQL

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Official FAA Airport Diagram (APD), current dTPP cycle — embedded from aeronav.faa.gov. Use the Open in new tab link above for full-screen / printing.

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Runways at KSQL

2 runway ends on file. Longest: 2,621 ft.

Designator Heading Length Width Surface Lighting Gradient
12 137.5° 2,621 ft 75 ft ASP Yes 0.00%
30 317.5° 2,621 ft 75 ft ASP Yes 0.00%

Source: in-app airport database (runway lengths + headings), OurAirports for surface, width, lighting. Gradient computed from FAA NASR runway-end elevation deltas (the published RWY_GRAD field is empty in 99.99% of NASR rows; we derive it from the elevations the FAA does publish).

Communications

8 frequencies on file — tower, ground, ATIS, CTAF, approach, departure, etc.

  • ATIS ATIS 125.900
  • GND GND 121.600
  • TWR TWR 119.000
  • CTAF CTAF 119.000
  • APP NORCAL APP 133.820
  • APP NORCAL APP 133.950
  • DEP NORCAL DEP 135.650
  • UNIC UNICOM 122.950

📻 Live ATC audio

LiveATC.net hosts streaming + archived ATC audio. Their site routes deep-links through their search page, so we link there.

Open KSQL on LiveATC ↗

Field intel · synthesized from Chart Supplement

Plain-English translation of the Chart Supplement remarks for KSQL, anchored to the FAA's own text. Operational items first, advisory next, raw FAA prose at the bottom. Cycle 22JAN2026.

4 matched · 16 not yet translated

TL;DR

  • ·Non-standard pattern direction on Runway 12–30: right traffic. Watch for traffic from the opposite quadrant.
  • ·Pilot-controlled lighting on 119.0: click mic to activate MIRL Rwy 12–30 and REIL Rwy 12–30. Lights stay on 15 minutes — click again to refresh.
  • ·Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.

Watch for

  • Non-standard pattern direction on Runway 12–30: right traffic. Watch for traffic from the opposite quadrant.

    right traffic

  • Pilot-controlled lighting on 119.0: click mic to activate MIRL Rwy 12–30 and REIL Rwy 12–30. Lights stay on 15 minutes — click again to refresh.

    pcl freq

  • Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.

    wildlife hazard

All translated remarks (4)

  • Non-standard pattern direction on Runway 12–30: right traffic. Watch for traffic from the opposite quadrant.

    Raw FAA text · preamble · operational

    RWY 12–30: H2621X75 (ASPH) S–12.5 MIRL RWY 12: REIL. VASI(V2…

  • Pilot-controlled lighting on 119.0: click mic to activate MIRL Rwy 12–30 and REIL Rwy 12–30. Lights stay on 15 minutes — click again to refresh.

    Raw FAA text · service · operational

    actvt MIRL Rwy 12–30 and REIL Rwy 12–30—119.0

  • Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.

    Raw FAA text · airport remarks · operational

    Migratory bird activity on and invof arpt.

  • Airport attended 1500–0500Z‡. Self-service or limited operations outside attended hours.

    Raw FAA text · airport remarks · advisory

    Attended 1500–0500Z‡.

Not yet translated · raw FAA text (16 sentences)

Sentences our pattern matchers haven't yet templated. The full FAA text is authoritative — these aren't translation errors, just gaps in our rule library. Curators add new templates over time; coverage rises monotonically.

  • ·Rwy 30 VGSI unusbl byd 8 deg left of cntrln.
  • ·Noise sensitive areas south through northeast of arpt.
  • ·For noise abatement procedures ctc arpt manager 650–573–3700.
  • ·See Special Notices—San Carlos Noise Abatement VFR to IFR Departure.
  • ·No touch and go ldgs, or stop and go ldgs, when twr clsd.
  • ·TPA applies to both fixed–wing and hel.
  • ·Fixed–wing right tfc Rwy 30/left tfc Rwy 12.
  • ·Hel right tfc Rwy 12/left tfc Rwy 30.
  • ·Large helicopter should avoid overflight of dirt infield areas.
  • ·AIRPORT MANAGER: 650-573-3700
  • ·AWOS–3P 125.9 (650) 593–0613.
  • ·CTAF 119.0 ATIS 125.9 650–593–0613 UNICOM 122.95 ®NORCAL APP CON 133.95 135.65 TOWER 119.0 (1500–0500Z‡) GND CON 121.6 ®NORCAL DEP CON 135.65 CLEARANCE DELIVERY PHONE: For CD when ATCT is clsd ctc NorCal Apch at 916-361-3829.
  • ·CLASS D svc 1500–0500Z‡; other times CLASS G.
  • ·WOODSIDE (VL) (L) VORW/DME 113.9 OSI Chan 86 N37º23.55´ W122º16.88´ 355º 7.3 NM to fld. 2270/17E.
  • ·VOR unusable: 030º–050º byd 15 NM 055º–067º byd 40 NM blo 14,500´ 076º–081º byd 40 NM 111º–123º byd 40 NM blo 18,000´ 141º–156º byd 40 NM 215º–231º byd 40 NM 225º–305º byd 20 NM blo 9,000´ 232º–243º byd 40 NM blo 18,000´ 257º–279º byd 40 NM 280º–290º byd 40 NM blo 18,000´ 291º–309º byd 40 NM 315º–320º byd 40 NM 330º–350º blo 11,000´ 351º–354º byd 40 NM DME unusable: 160º–350º blo 11,000´ 190º–230º byd 20 NM blo 13,000´ 230º–350º byd 20 NM COMM/NAV/WEATHER REMARKS: Emerg frequency 121.5 not avbl at tower.
  • ·SAN FRANCISCO L–2F, 3B, A IAP, AD SW, 22 JAN 2026 to 19 MAR 2026

Field profile

Use

Public-use

Ownership

Public

Scheduled service

Yes

Tags

San Carlos-Belmont AirportSan Mateo Country Airport

Source: OurAirports community

Chart Supplement

FAA Chart Supplement entry for KSQL — runway, frequencies, FBO, fuel, hours, NOTAMs, special procedures.

NTSB events at KSQL

128 NTSB-recorded events on file at this airport — showing the 53 most recent.

Total events

60

since 1982

Fatal

2

3.3% of total

Last 5 years

3

≈ 0.6/yr

Last 10 years

8

≈ 0.8/yr

See ranking across all airports → · Open in accident map ↗

Operations volume

FAA TAF · history through 2024

2005 2024

Peak: 197,874 ops in 1991

2024 total

91,746

10-yr total

887,184

2024 mix

AC/AT 6% · GA 94% · Mil 0%

Events / million ops

9.0

last 10 years

Fatal / million ops

0.30

approximate · 10-yr scaled

The honest comparison — events normalized by exposure. A field doing 4× the operations will see more events at the same per-op rate. Per million ops is what matters.

Last 10 years · n=7

  • Loss of control 3
  • Weather · wind / icing / convective 1
  • Other 1
  • Stall / spin 1
  • Engine failure / power loss 1

All time · n=127

  • Other 86
  • Loss of control 11
  • Engine failure / power loss 6
  • Stall / spin 6
  • Ground collision 5
  • Fuel exhaustion / starvation 3
  • Weather · wind / icing / convective 3
  • Hard landing 3

Categories derived from NTSB Findings descriptions and probable-cause text via deterministic rule matching. "Other" includes cases where the agency record didn't surface enough text to classify.

Date Aircraft · Classification · Wx Sev
2022-03-06 Cessna 172S · Weather · day
2009-03-28 Piper PA-28-235 · Engine failure · VMC · day
2003-03-28 Enstrom F280FX · Fuel exhaustion · VMC · day
2025-03-26 Cessna 180 · Loss of control · day
2022-06-28 Cessna 120 · Engine failure · VMC · day
2019-09-02 Cessna A185 · Loss of control · VMC · day
2018-07-05 COSTRUZIONI AERONAUTICHE TECNA P2002 SIERRA · Stall / spin · VMC · day
2017-10-20 CIRRUS DESIGN CORP SR22T · Loss of control · day
2017-06-02 Cessna T182 · Other · day
2016-04-29 Piper PA28 · Stall / spin · day
2015-08-27 DOVA AIRCRAFT DV-1 · Stall / spin · day
2015-02-15 EVO13 LLC LANCAIR EVOLUTION · Gear-up · VMC · day
2014-07-30 Beech A36 - UNDESIGNAT · Loss of control · VMC · day
2013-12-08 Piper PA 16 · Loss of control · VMC · day
2013-08-03 Cessna 170B · Loss of control · VMC · day
2013-05-15 Cessna 195A · Loss of control · VMC · day
2011-12-02 Beech 76 · Gear-up · VMC · day
2010-09-02 Beech 65 · Engine failure · VMC · day
2009-09-21 Cessna 172S · Other · VMC · day
2006-08-20 Cessna TR182 · Ground collision · IMC · day
2000-12-21 Cessna 177RG · Engine failure · day
2000-10-12 Cessna 170B · Other · day
2000-09-27 Mooney M20S · Stall / spin · day
2000-02-07 Cessna 150J · Other · IMC · night
1999-08-18 Diamond Aircraft Industries KATANA DA 20-A1 · Hard landing · day
1998-01-17 Cessna 150F · Loss of control · IMC · day
1997-11-18 Aero Commander 200D · Under/overshoot · day
1997-09-13 Lampert M500 · Engine failure · VMC · day
1997-03-27 Beech 100 · Hard landing · VMC · day
1996-06-27 Cessna 150H · Stall / spin · VMC · day
1996-03-31 LAMPERT REVOLUTION M500 · Other · day
1995-11-20 Diamond Aircraft Industries DA20-A1 · Runway excursion · night
1995-11-03 Cessna 402B · Engine failure · VMC · night-moonlit
1995-10-24 PITTS SPECIAL S-1C · Other · VMC · day
1994-09-25 Piper PA-32RT-300T · Stall / spin · VMC · day
1994-06-30 Piper PA-28-161 · Loss of control · VMC · day
1993-07-28 Cessna 152 · Hard landing · day
1993-04-08 Cessna 152 · Loss of control · day
1991-07-21 EXPERIMENTAL BROWN 2 · Ground collision · VMC · day
1991-06-16 Cessna T-210 · Other · VMC · day
1991-02-17 Cessna 172N · Other · VMC · day
1990-10-21 Cessna 150H · Other · VMC · day
1990-10-16 Cessna 172 · Other · VMC · day
1990-08-21 Cessna 180H · Other · VMC · day
1990-03-26 Cessna 180H · Other · VMC · day
1988-10-28 Beech 23 · Other · day
1988-05-14 GRUMMAN AMERICAN AA-1B · Fuel exhaustion · VMC · day
1984-06-08 Cessna 152 · Other · VMC · day
1984-04-23 Cessna 182L · Other · VMC · day
1983-08-23 Beech F33A · Weather · VMC · day
1983-04-14 QUICKIE Q2 · Other · VMC · day
1982-07-24 Morrisey 2150 · Fuel exhaustion · day
1982-05-09 Piper PA-18-150 · Other · day

+ 75 more on file

NASA ASRS near-miss reports at KSQL

1 de-identified report references this airfield in the public ASRS Database Report Sets. Voluntary, first-person pilot/controller accounts of safety-relevant events that didn't reach the NTSB. Reports represent the reporter's perspective and cannot infer prevalence.

DPEs near KSQL

Closest FAA Designated Pilot Examiners by great-circle distance from the field. Distances measured city-centroid to airport — useful as a first cut, not a guarantee of exam location. Click any designee for their authorizations and contact info.

Designee City ST Distance
James Courtney Higgins San Carlos CA 1 nm
R Rohlfing San Carlos CA 1 nm
Geary Lee Padden Belmont CA 2 nm
Michael Healey Foster City CA 3 nm
Evan Paraskevopoulos Hayward CA 10 nm
Terence Wilson Alameda CA 14 nm
Brian Petschauer Burbank CA 19 nm
Clayton Miles Conrad San Jose CA 25 nm
Jennifer Rayne Watson San Jose CA 25 nm
Mark Pollard Walnut Creek CA 25 nm

Showing 10 closest of ~1,400 DPEs nationwide. Source: FAA Designee Locator.

CFIs near KSQL

Closest active flight instructors by city-centroid distance. Pulled from the FAA airmen registry — ratings shown reflect the certificate on file. Drill into the state directory for filters by rating, medical, and pilot level.

Instructor City ST Distance
Bruce Garfield Croft San Carlos CA 1 nm
Craig Allen Norris San Carlos CA 1 nm
Kathleen Anne Croft San Carlos CA 1 nm
John Frederic Holloszy San Carlos CA 1 nm
Todd Alexander Ramming San Carlos CA 1 nm
Michael Gregory Lyons Redwood City CA 2 nm
Scott Alan Schwartz Redwood City CA 2 nm
Donald Gordon Sharp Redwood City CA 2 nm
Mark Dennis Mcnally Redwood City CA 2 nm
Matthew Alden Sheble Redwood City CA 2 nm

Showing 10 closest of ~70,900 active CFIs nationwide. Source: FAA Airmen Certification Database.

A&P mechanics near KSQL

Closest certificated mechanics by city-centroid distance. Airframe (A), Powerplant (P), and Inspection Authorization (IA) are the ratings that matter for annuals, 100-hours, and major repairs.

Mechanic City ST Distance
Charles Richard Taylor San Carlos CA 1 nm
Lance Eric Bickel San Carlos CA 1 nm
Malcolm Edward Ernest Cousens San Carlos CA 1 nm
George Robert Fies San Carlos CA 1 nm
Johnny Ging Louie San Carlos CA 1 nm
Neil Robert Lundy Jr San Carlos CA 1 nm
John Stephen Mckenna Jr San Carlos CA 1 nm
Crispin Mendoza San Carlos CA 1 nm
Thomas Malachy Neary San Carlos CA 1 nm
Richard Keith Pfeifer San Carlos CA 1 nm

Showing 10 closest of ~248,300 certificated mechanics nationwide. Source: FAA Airmen Certification Database.

Repair stations near KSQL

Closest repair, avionics, paint, and interior shops by airport location. These are the businesses you'll fly the airplane to — not just the certificate-holders nearby. Click any shop for details and contact info.

Shop Distance
Peninsula Avionics, LLC
Palo Alto, CA
7 nm
Sullivan Propeller Specialists
Hayward, CA
10 nm
HF Hangars
Hayward, CA
11 nm
Absolute Aero Maintenance
Hayward, CA
11 nm
Aviation Institute of Maintenance - Oakland, CA
Fremont, CA
16 nm
LAC Avionics, Inc.
San Jose, CA
18 nm
Direct Avionics
Novato, CA
40 nm
NorCal Avionics, LLC
Watsonville, CA
41 nm
Belardi Interiors, Inc
Watsonville, CA
41 nm
Stockton Propeller, Inc
Stockton, CA
56 nm

Showing 10 closest of ~400 geocoded shops in the repair-station directory. Source: AOPA business listings.