From U.S. Army Fort Knox – Facebook post.
Military training scheduled to occur on Fort Knox from Feb. 26 to March 1 may be louder than normal at times. Exercises involving aircraft, maneuvers and weapons firing in daytime and nighttime hours are an important aspect of maintaining critical capabilities and readiness of all units. This notice is provided as a courtesy for residents of the greater Fort Knox area.
Increased noise and vibrations may be experienced during this period.