County Airport Regulations (Ordinance 02613) KHAF local VFR procedures

The current flow at KHAF is uncertain right now (UNKNOWN), so whether this procedure applies at this moment is unknown. Live runway page →

Not for navigation. Verify against the official sources linked below before flight.

local ops Regulatory / ordinance — MANDATORY verified 2026-08-27 (43 d ago)

Compliance is required by law — federal regulation or a local ordinance with enforcement authority.

Binding county rules: no turn after takeoff until the airport boundary and 400 ft, 45° downwind entry, no formation flying or acrobatics in the traffic area, and no straight-in approaches at this non-towered field.

The route

Aircraft shall not take off or land except in conformance with the then-approved traffic pattern
No turn shall be made after take-off until the airport boundary has been reached and the pilot has attained an altitude of at least 400 feet, and ascertained there will be no danger of turning into the path of a following aircraft
Aircraft entering the pattern shall enter at a 45° angle to the downwind leg
Formation flying, including take-offs and landings, is prohibited in the airport traffic areas
Acrobatic maneuvers are prohibited in the airport traffic areas
Straight-in approaches are prohibited unless authorized by an operating FAA control tower — Half Moon Bay has no tower

When it applies

Runway 12 or 30 — all operations County ordinance covering both San Mateo County airports; not runway-specific

Source text, verbatim

COUNTY OF SAN MATEO AIRPORT REGULATIONS for SAN CARLOS AIRPORT and HALF MOON BAY AIRPORT — Adopted by the Board of Supervisors of San Mateo County, Ordinance No. 02613, dated 10/16/79.
SECTION 2663. AIRCRAFT — B. IN-FLIGHT AND GROUND OPERATIONS
1. Aircraft shall not take-off or land except in conformance with the then-approved traffic pattern.
2. No turn shall be made after take-off until the Airport boundary has been reached and the pilot has attained an altitude of at least 400 feet and ascertained that there will be no danger of turning into the path of a following aircraft. Aircraft entering the pattern shall enter at a 45° angle to the downwind leg.
3. Formation flying, including take-offs and landings, is prohibited in the Airports traffic areas.
4. Acrobatic maneuvers are prohibited in the Airports traffic areas.
5. Low flying within the confines of Airport traffic patterns, except when necessary to climb to the designated pattern altitude or descent to a landing, is prohibited.
6. Straight-in approaches are prohibited unless authorized by an operating FAA control tower.
SECTION 2667. COMPLIANCE
A. Failure to comply with any part of this ordinance shall be grounds for the suspension or termination of any rights or privileges by individuals or groups to enter upon or use the Airport facilities.
C. A civil action may be filed in Superior Court to enjoin any violation of this ordinance.

The text above is the published source wording and is authoritative over any summary on this page.

Sources

County of San Mateo — Airport Regulations, Ordinance No. 02613 (10/16/1979) County of San Mateo Board of Supervisors · retrieved 2026-08-27

All KHAF procedures · KHAF runway in use