AIRPORT × WILDLIFE
Cliff swallow reports at KGRR
The FAA database contains 35 filed reports pairing Gerald R. Ford Intl Arpt (KGRR) with Cliff swallow; damage was indicated in 0.0% and engine ingestion in 0.0%. This count is not a future-event probability.
Source: FAA National Wildlife Strike Database · Airport-subject cohort · Snapshot September 16, 2026
Filed reports351990–export
Damage indicated00.0% of reports
Engine ingestion00.0% of reports
Latest report2026-07-18in this aggregate
01 / CONTEXT
Cliff swallow reports at KGRR: 35 paired reports in the FAA file
Cliff swallow reports at KGRR contains 35 filed reports; 0 indicate damage and 0 record engine ingestion, while the national Cliff swallow parent contains 3,607 reports.
WHY THERE IS NO RISK GRADE
FAA reporting is voluntary, reporting intensity varies, and this pairing has no flight-exposure denominator. Runway Wildlife keeps counts and conditional damage shares separate.