List of Portal soundscapes

Below are the list of Portal soundscapes, separated by the Test Chamber levels and the Escape levels.

Test Chamber soundscapes

Name	Description and Notes
portal_testchmb.fixed_portal	Short different-pitched hums, sounds like distant voices. Position 0 is the fixed Portal you want the player guided to.
portal_testchmb.tight_space	An intermittent low humming sound and some quiet whoosh noises.
portal_testchmb.elevator_shaft	A continuous moving elevator sound.
portal_testchmb.get_the_box	A continuous low humming sound.
portal_testchmb.explore_space	Low humming sound, with intermittent ticking and whirring sounds.
portal_testchmb.cross_the_gap	Far away noises and faint wind sounds. Gives the impression of being very high. Position 0 is the location across the gap where the Portal should be put.
portal_testchmb.energy_ball	Very low-pitched hum with high and low pitched hums alternating in the background.
portal_testchmb.goo_pit	Various bubbling sounds.
portal_testchmb.cleanser	Pulsing low hum.
portal_testchmb.fling	Low humming sounds, thumping, and distant growling sounds.
portal_testchmb.turret_danger	Long whiney sounds, with a constant deep humming.
portal_testchmb.use_your_box	Low hum, quiet whoosh, and distant whining sound. Position 0 is the box you want the player to use.
portal_testchmb.track_train	Low hum with high-pitched whoosh noises in the background.
portal_testchmb.fire_pit	Fire cracking sounds.

Escape soundscapes

Name	Description and Notes
portal_escape.tube	Loud wind noise to imitate the suction of the tubes.
portal_escape.intro	Low hum, intermittent squeaking sounds, and metal catwalk creaks.
portal_escape.in_shaft_low	Low hum, quiet whooshes, and random distant slamming sounds.
portal_escape.in_shaft_high	Loud wind noise, creaking sounds and random distant slamming sounds. Gives impression of wide open area.
portal_escape.nearing_boss	Loud wind sounds, loud creaking sounds, distant thumping noise. Gives impression of very huge room.
portal_escape.final_boss	Quiet wind sounds, distant thumping, low, pulsing hum.
portal_escape.final_boss2	Loud whooshing noises. Used in Portal for when you defeat the boss.
portal_escape.hazard_liquid_tunnel	Dripping and bubbling sounds. Comparable to a sewer atmosphere.