At 03:15 the Sussex EOC alerted Millville, Frankford, Dagsboro, and Bethany Beach Fire Companies along with the SCEMS Medic 105 for a reported working fire in a single family dwelling in the 32000 block of Tranquility Lane in the Hidden Acres sub-division. Engine/Tanker 73 responded with a staffing of 8 under the command of Deputy Chief Marvel followed closely by Tanker 73. Engine/Tanker 73 arrived 4th due and was assigned supply for E846. Crews operated for over 2 hrs before returning to service. Millsboro E834 transferred to DVFD while units were operating. Units Operating; Engine/Tanker 73 staffed with 8, Tanker 73 staffed with 2, Rescue 73 staffed with 7, Engine 731 staffed with 5