On May 6, 1981, an EC-135N Advanced Range Instrumentation Aircraft (ARIA), tail number 61-0328, call sign "AGAR 23," from the 4950th Test Wing at Wright-Patterson Air Force Base, Ohio, crashed in the immediate vicinity of this park, killing 21 people: Capt. Thomas E. Bayliss, SSgt. Joseph T. Brundige, Jr., SSgt. Michael W. Darling, SSgt. Douglas A. Dibley, Maj. Joseph C. Emilio, Mrs. Peggy A. Emilio, Capt. Donald V. Fonke, Mrs. Linda M. Fonke, Lt. Col. Benjamin B. Frederick, 1st Lt. Charles E. Gratch, SSgt. Timothy L. Harris, SSgt. George M. Henninger, TSgt. Gregory C. Hodges, 2nd Lt. Clayton F. Jones, Capt. Walter T. Lusk, SMSgt. Larry D. Middleton, AIC Randall C. Moffett, CMSgt. Eddie W. Presley, SSgt. Glenn S. Resides, Jr., Mr. Michael W. Riley, and TSgt. Larry G. Wetzel. The family and friends of ARIA 328 deeply appreciated the heartfelt support of the Walkersville community after the loss.