Person exposed to chemicals at Station 31, Potrero Heard on: Rural San Diego County CAL FIRE and USFS 00:24 00:00 Chemical exposure. 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 Chemical exposure. 00:06 73 00:16 on scene for a sick person, chemical exposure. 00:20 Station 31, (number withheld) Highway 94, response, Delta. 8/26/2026 01:05 PM Medical Emergency CA-94, Potrero, CA 91963 View on map