Black Mesa🚨Apache Rocket Alarm Sound Effect🚨

Black Mesa,🚨The AH-64 Apache helicopter rocket alarm sound can be heard in Chapter 12: Surface Tension when the helicopter sound the alarm before shooting rockets. Mainly at Black Mesa's hydroelectric dam, and open cliffs of the canyon. Black Mesa Official Webpage: https://www.crowbarcollective.com/gam... Black Mesa on Steam: https://store.steampowered.com/app/36...