Poisoning incident with hazmat response in La Puente Heard on: Los Angeles CA Fire Dispatch Group Calls 00:06 Hazmat, hazmat tender 43, squad 26, poisoning, 26 is (number withheld) Sierra Vista Court. 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. Hazmat, hazmat tender 43, squad 26, poisoning, 26 is (number withheld) Sierra Vista Court. 9/7/2026 12:22 AM Medical Emergency Sierra Vista Ct, La Puente, CA 91744 View on map