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] . 

If you have any questions about stormwater maintenance at ONT, please contact our environmental group by email or by phone at 909-544-5169, Monday to Friday from 7AM to 3PM.