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Trans-Pacific Express (TPE) Cable System

In Service

17,968 km · 6 Landing Points · 5 Countries · Ready for Service: 2008

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Specifications

Length17,968 km
StatusIn Service
Ready for Service2008
Landing Points6
Countries5

Owners

AT&T China Telecom China Unicom Chunghwa Telecom KT NTT Verizon

Landing Points (6)

Location Country Position
Chongming, China CN China 31.6199°, 121.3952°
Geoje, South Korea KR South Korea 34.8943°, 128.6212°
Maruyama, Japan JP Japan 35.0054°, 139.9755°
Nedonna Beach, OR, United States US United States 45.6437°, -123.9401°
Qingdao, China CN China 36.0871°, 120.3426°
Tanshui, Taiwan TW Taiwan 25.1814°, 121.4626°

About the Trans-Pacific Express (TPE) Cable System Cable System

Trans-Pacific Express (TPE) Cable System is a cross-regional submarine cable connecting China, South Korea, Japan, United States, Taiwan. Its 6 landing points at Chongming, Geoje, Maruyama, Nedonna Beach, Qingdao, and 1 more bridge the networks of East Asia, North America, providing an important path for international data traffic. The transpacific route is one of the busiest data corridors in the world, carrying financial, cloud, and content delivery traffic between Asian and American markets. Real-time monitoring by GeoCables compares current latency measurements from RIPE Atlas probes against baseline data to identify anomalies on this cable route.

📡 Health

Status✓ Normal
RTT147.37 ms
Last checked2026-04-17 20:31

Monitored using RIPE Atlas probes. Open monitoring →

📊 RTT History

Route: #12721 → Tanshui Measured: 2026-04-17 20:31
147.4 ms
Min Avg Max #
7 days 145.6 146.4 147.4 3
30 days 145.6 146.4 147.4 3
60 days 145.6 146.4 147.4 3

Health Timeline

Mon, Apr 6
View full event log →
Nedonna Beach
Resolved
31ms → 31ms
21:31
📊
Nedonna Beach
Improving
31ms → 31ms
21:01
📊
Nedonna Beach
Improving
31ms → 31ms
20:32
Nedonna Beach
RTT Spike
31ms → 65ms (2.11×)
16:31
🚨
Nedonna Beach
Alert Created
31ms → 31ms (1.00×)
16:31

FAQ

What is the length of the Trans-Pacific Express (TPE) Cable System cable?
The Trans-Pacific Express (TPE) Cable System submarine cable is 17,968 km long.
Which countries does Trans-Pacific Express (TPE) Cable System connect?
Trans-Pacific Express (TPE) Cable System connects 5 countries via 6 landing points.
Who owns the Trans-Pacific Express (TPE) Cable System cable?
Trans-Pacific Express (TPE) Cable System is owned by a consortium including AT&T, China Telecom, China Unicom and others.
When was Trans-Pacific Express (TPE) Cable System put into service?
The Trans-Pacific Express (TPE) Cable System cable entered service in 2008.
Trans-Pacific Express (TPE) Cable System
  • Length17,968 km
  • StatusIn Service
  • Ready for Service2008

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