#Alterra Corporation
5 field reports in this category
Delta Station
Delta Station is a derelict Alterra Corporation base located on Delta Island, serving as quarters for staff working at the island's docks and Koppa Mining Site. It contains essential blueprints and fragments for early-game progression.
Logged 5/18/2026
Danielle Valenti
Danielle Valenti is a researcher at Alterra Corporation who studied the Kharaa Bacterium at the Phi Excavation Site. She was in a relationship with Samantha Ayou and survived the events of Subnautica: Below Zero.
Logged 5/18/2026
Communications Tower
The Communications Tower is a large Alterran structure on Delta Island used for security in Sector Zero. Players can sabotage it using the Test Override Module to disable Alterra's surveillance.
Logged 5/18/2026
Alterra Bases
A comprehensive list of Alterra Corporation bases and tech sites in Subnautica, including Delta Station, Omega Lab, Outpost Zero, and various excavation sites located across the Arctic and Lilypad Islands biomes.
Logged 5/18/2026
Alexis Riedell
Alexis Riedell is an independent investigator hired by Alterra Corporation to investigate the deaths of Sam Ayou and Parvan Ivanov, as well as the destruction of Omega Lab in Subnautica: Below Zero.
Logged 5/18/2026