Fire alarm activation at Riderwood Terrace condos Heard on: San Diego CA Fire Dispatch Group Calls 00:11 00:00 Santee Engine 204 for ringing alarm (number withheld) to Mark Trail Unit D Delta at the Riderwood Terrace of Condos. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Santee Engine 204 for ringing alarm (number withheld) to Mark Trail Unit D Delta at the Riderwood Terrace of Condos. 00:10 Responding with Fox 12. 5/10/2026 11:59 AM Fire & Arson Riderwood Terrace, Santee, CA 92071 View on map