The beach in Antofagasta offers a diverse underwater landscape featuring reef, kelp forest, wall, and drop-off terrain. Suitable for beginners, the site reaches depths between 16 and 28 metres, with an average of 20 metres. Visibility is consistently 30 metres, allowing for clear navigation of the structures. Divers must manage surf and surge during the shore entry, which is the primary challenge at this location. Water temperatures range from 14 to 16 degrees Celsius, necessitating a 5 mm wetsuit with a hood for comfort. On-site facilities include parking, equipment rental, and air fills.

Roca Chungungo is a reef site located off the coast of Antofagasta, Chile. This boat-accessible dive reaches a depth of 25 metres and is suited for intermediate divers who possess solid buoyancy control. Conditions vary, with visibility ranging from 10 to 30 metres and mild currents. The water temperature is cool, fluctuating between 14 and 17 degrees Celsius throughout the year. Due to these temperatures, a 7mm wetsuit or drysuit is recommended. The site features a reef structure that supports a variety of temperate marine life, including various fish and invertebrates typical of the region.

Caudrin of Death in Antofagasta features a combined reef and cave system ranging from 8 to 35 metres in depth. This site is suitable for intermediate divers who can manage moderate currents and surge. Visibility is consistently 30 metres, allowing for clear navigation of the reef and cave structures. Water temperatures remain between 14 and 16 degrees Celsius, necessitating appropriate thermal protection. Entry is via the shore, though local conditions regarding swell and current should be verified before diving. Divers must remain aware of the overhead environment within the cave and potential entanglement risks near the wreck. Proper planning for bottom time is essential due to the depth and moving water.

The Abyss in Antofagasta, Chile, is a marine site featuring a combination of reef, wall, and kelp forest topography. Divers typically experience depths ranging from 27 to 33 metres, with an average depth of 32 metres. Access is via a shore entry. Conditions at the site are variable, with visibility ranging from 10 to 30 metres and moderate currents. Hazards include the depth, potential for low visibility, strong currents, and surge. The site is suitable for beginners, with a typical dive duration of 45 minutes. Facilities available at the location include air fills, a dive shop, equipment rental, parking, showers, and toilets.

The Moai Trail in Antofagasta, Chile, offers a diverse underwater landscape featuring a wall, reef, caves, and kelp forest. Accessible via a shore entry, the site reaches depths between 20 and 27 metres, with an average of 21 metres. Visibility ranges from 10 to 30 metres. While currents are generally mild, divers should be prepared for surge and swell, particularly during entry. The site is suitable for beginners and supports night diving. Water temperatures fluctuate between 14 and 17 degrees Celsius throughout the year. Divers should remain self-sufficient, as facilities are unconfirmed, and be aware of constant boat traffic in the area.

The Sunken Reef is an advanced dive site located 1000 metres off the coast of Antofagasta, Chile. The reef structure lies at depths between 25 and 39 metres, with an average depth of 32 metres. Divers experience mild currents, though surge and swell are consistent hazards. Visibility ranges from 10 to 25 metres. Water temperatures are cool, fluctuating between 14 and 16 degrees Celsius throughout the year. Access is possible via boat or shore, though the latter requires navigating a surf and shore-break. The site supports night diving, and local facilities include a dive shop and air fills.

Anemone Wall in Antofagasta is a shore-entry wall and reef dive reaching depths of 25 to 30 metres. The site offers consistent visibility of 30 metres, allowing divers to trace the structure of the wall during their descent. Divers should expect moderate currents, which provide a drift-diving experience, and water temperatures ranging from 14 to 16 degrees Celsius. Due to the depth, potential surge at the entry point, and cooler water, this site is suited for intermediate divers with strong buoyancy control. Thermal protection is essential for the conditions. Guided tours are available to assist with navigating the wall and managing the current.

El Acuario de Santa Maria is a reef site located 7000 metres off the coast of Antofagasta, Chile. The site features a reef structure that descends from 20 to 40 metres, requiring boat access. Divers should be prepared for water temperatures between 14 and 16 degrees Celsius, making a minimum 5mm wetsuit with a hood and gloves necessary. Visibility typically ranges from 10 to 30 metres. While there is no significant current, surge can be present at shallower depths. The site is suitable for intermediate divers and supports night diving. Local facilities provide air fills and equipment rental.