Tinian, Northern Mariana Islands

Tinian, Northern Mariana Islands is a submarine cable landing point in Northern Mariana Islands (coordinates 15.0111°, 145.6375°). It serves 5 submarine cable systems, making it a significant node in Northern Mariana Islands's international connectivity infrastructure.

Tinian is one of the three principal islands of the Commonwealth of the Northern Mariana Islands (CNMI). Together with uninhabited neighboring Aguiguan, it forms Tinian Municipality, one of the four constituent municipalities of the Northern Marianas. Tinian's largest village is San Jose. Tinian is just south of Saipan, the most populated island, and north of Rota. The island has many World War II historical sites, cattle ranches, and beaches. There are hotels, resorts, and a golf course. A 5-star casino operated from 1998 to 2015. Wikipedia

Connected submarine cables

Operators landing at Tinian, Northern Mariana Islands

Cables landing at Tinian, Northern Mariana Islands are operated by 2 distinct consortium partners and carriers, including Google, PTI Pacifica. Each cable is typically jointly owned by a consortium of tier-one carriers and hyperscale operators who share construction costs and capacity; the operator mix reflects both regional incumbents and global players with interest in the routes served by this landing point.

Connectivity profile

From Tinian, Northern Mariana Islands, international traffic can reach 9 countries through 5 cable systems. Destinations include Chile, Fiji, French Polynesia, Guam, Japan, Northern Mariana Islands, Philippines, Taiwan and 1 more. With multiple redundant paths, traffic at this landing point can reroute through alternative cables if any single system experiences an outage.

Monitoring status

GeoCables recorded 2 monitoring events on cables serving Tinian, Northern Mariana Islands in the past 90 days. Our monitoring network continuously samples latency from external probes to targets reachable via these cables.

About the cables

• Halaihai (2027) — Halaihai is an intercontinental submarine cable system connecting Oceania and South America, with 5 landing points across 4 countries including Tahiti Iti, French Polynesia, Tahiti Nui, French Polynesia, Tanguisson Point, Guam, Tinian, Northern Mariana Islands and others. Read more →
• Bulikula (2026) — Bulikula is a 21,600 km submarine cable system lit for service in 2026, connecting a geographically scattered set of Pacific landings: Kapolei in Hawaii, Piti and Tinian in the Mariana Islands, Natadola and Suva in Fiji, and Faratea, Papenoo, and Mitirapa in French Polynesia. Read more →
• Proa (2026) — Proa is a 2,891 km submarine cable ready for service in 2026, connecting Japan and Guam with landings at Shima (Japan), Tanguisson Point and Tinian (Mariana Islands). The cable was built by NEC as system supplier, with 16 fibre pairs delivering a design capacity of 25 Tbps. Read more →
• TPU (2026) — TPU is a cross-regional submarine cable connecting Philippines, Taiwan, United States, Guam, Northern Mariana Islands. Its 5 landing points at Claveria, Dawu, Eureka, Tanguisson Point, Tinian bridge the networks of Southeast Asia, East Asia, North America, providing an important path for international data traffic. Read more →
• Mariana-Guam Cable (1997) — Based on 224 RIPE Atlas measurements from GeoCables monitoring infrastructure, March–April 2026. The Mariana-Guam Cable is 268 kilometres long, has four landings, and first entered service in 1997. Read more →

Submarine cable data from TeleGeography. Geographic context from Wikipedia. Monitoring metrics updated continuously by GeoCables.