Updated February 1, 2024:

Ontario International Airport (ONT) is working closely with the Federal Aviation Administration (FAA) regarding the cease of contraflow for runway rehabilitation beginning February 5th through October 31, 2024.

Environmental Reports

Listed below are environmental studies and/or reports that have been released for public review and input.

California Environmental Quality Act (CEQA)/National Environmental Policy Act (NEPA)


These are current notices outlined by the Ontario International Airport Authority.

Sustainability at ONT

For more information on ONT's developing sustainability plan, please email [email protected].

Storm Water

The updated Stormwater Pollution Prevention Plan (SWPPP) for the Ontario International Airport can be downloaded using the link below. Airport tenants can find the Monthly Inspection Form on pages 137-138 of the document and can send the form to the following email address: [email protected].