Skip to page content

USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

United States Department of Transportation United States Department of Transportation

AC 90-23H - Aircraft Wake Vortex Encounter Risk Mitigation

Document Information

Number
90-23H
Title
Aircraft Wake Vortex Encounter Risk Mitigation
Status
Active
Date issued
2026-01-13
Office of Primary Responsibility
AFS-400
Description

This AC presents basic information on wake vortex characteristics, alerts pilots to the hazards of aircraft wake vortex encounters, recommends operational procedures to avoid wake vortex encounters, and provides wake vortex encounter guidance.

Content
Cancels
Cancels
Number Title Date
90-23G Aircraft Wake Turbulence

This advisory circular (AC) presents basic information on wake vortex behavior, alerts pilots to the hazards of aircraft wake turbulence, and recommends operational procedures to avoid wake turbulence encounters.

 2014-02-10