Person with tachycardia at Sweetwater Drive Heard on: Contra Costa CA Fire Dispatch Group Calls 00:24 00:00 BLS one to Contra Costa dispatch. 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 BLS one to Contra Costa dispatch. 00:03 BLS one, go ahead. 00:06 Could you send the nearest ALS unit to our location, code two for tachycardia, please? 00:12 Contra Costa copy. 00:15 Medic two respond, code two, (number withheld) Sweetwater Drive, crosses Eastview Place. 00:20 BLS one on scene for a 5150 patient requesting ALS for tachycardia. 6/23/2026 04:03 PM Medical Emergency Sweetwater Dr, Martinez, CA 94553 View on map