Person experiencing chest pain at park in Jamestown Heard on: Calaveras and Alpine Counties Fire, Cal Fire and USFS 00:18 00:00 Medical, Jamestown, Roca Park. 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 Medical, Jamestown, Roca Park. 00:10 Unit 761 medically for chest pain. 00:13 Deputies on scene, Roca Park, (number withheld) Main Street, 1957. 9/4/2026 07:57 PM Medical Emergency Rocca Park, 18226 Main St, Jamestown, CA 95327 View on map