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Palapa Ring West

In Service

1,980 km · 11 Landing Points · 1 Countries · Ready for Service: 2018

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Specifications

Length1,980 km
StatusIn Service
Ready for Service2018
Landing Points11
Countries1

Owners

Indonesian Government

Landing Points (11)

Location Country Position
Batam, Indonesia ID Indonesia 1.0668°, 104.0166°
Bengkalis, Indonesia ID Indonesia 1.4892°, 102.0801°
Dumai, Indonesia ID Indonesia 1.6656°, 101.4476°
Karimun, Indonesia ID Indonesia 0.7698°, 103.4049°
Kuala Tungkal, Indonesia ID Indonesia -0.8165°, 103.4667°
Lingga, Indonesia ID Indonesia -0.1628°, 104.6354°
Natuna, Indonesia ID Indonesia 3.9457°, 108.1429°
Ranai, Indonesia ID Indonesia 3.9409°, 108.3775°
Singkawang, Indonesia ID Indonesia 0.9060°, 108.9872°
Tebingtinggi Island, Indonesia ID Indonesia 0.9326°, 102.6670°

If this cable is cut

What each country and landing point keeps if Palapa Ring West goes down. A calculation from our cable and landing-point database, not a forecast.

CountryOther international cablesLand linksWhat remains
Indonesia30 yes reserve of 30 cables

Landing points with no other cable nearby

  • Bengkalis, Indonesia: no other cable lands within 50 km.
  • Karimun, Indonesia: no other cable lands within 50 km.
  • Lingga, Indonesia: no other cable lands within 50 km.
  • Singkawang, Indonesia: no other cable lands within 50 km.
  • Tebingtinggi Island, Indonesia: no other cable lands within 50 km.

On an island this means losing the submarine link; on the mainland traffic can still go over land.

Our alerts on this cable in the last 180 days: 1, last on 4 Sep 2026. Events feed →

Counted: other international cables landing in the same country (domestic cables between points of one country are not a way out), other cables at landing points within 50 km, and whether the country has land links. Not counted: cable capacity, operator contracts and satellite. Use as a first look at dependence, not as a statement of what would happen.

Load profile

+13.4% above night floor · typical for this hour
pronounced daily load: peaks run +35% above the night floor · usual peak 11:00 UTC · 2 corridors
100 0006121823 00:00 UTC · +3.0%01:00 UTC · +24.6%02:00 UTC · +0.7%03:00 UTC · +11.2%05:00 UTC · -2.0%07:00 UTC · +19.8%09:00 UTC · +2.7%11:00 UTC · +34.8%13:00 UTC · +4.5%14:00 UTC · +23.2%15:00 UTC · +21.7%16:00 UTC · +23.1%18:00 UTC · +5.0%19:00 UTC · +17.6%20:00 UTC · +13.4%22:00 UTC · +9.2%23:00 UTC · +15.4%
Indirect estimate from diurnal latency rise under load (queueing delay), normalized per corridor to its night floor. This is NOT operator utilization data.

Live Performance

885
measurements
16
probes
92
days monitored
248.7
ms avg RTT
1
anomalies

Monitored from 2026-07-11 through 2026-10-12 - live ICMP round-trip time measurements via our monitoring probes. All values below are recomputed daily from raw probe data.

Measurement sources

Probe Location Samples Avg Min-Max Last seen
#6410 own probe Sao Paulo BR 162 343.3 ms 324.5-556.0 2026-10-12
own probe Almaty KZ 136 248.9 ms 238.2-309.5 2026-10-12
#6427 own probe Sydney AU 119 274.9 ms 3.3-667.4 2026-09-29
#7062 own probe Cape Town ZA 68 312.8 ms 300.4-352.2 2026-09-12
own probe Minsk BY 54 190.8 ms 180.4-211.1 2026-09-12
own probe Jerusalem IL 54 171.2 ms 167.0-176.8 2026-09-12
#6487 control probe 47 1.5 ms 0.8-22.3 2026-08-26
own probe Tbilisi GE 43 299.0 ms 205.7-313.0 2026-09-12
own probe Moscow RU 34 198.9 ms 189.9-212.5 2026-09-12
own probe Odessa UA 34 207.7 ms 202.4-220.3 2026-09-12
own probe Balancer IL 34 166.2 ms 162.6-169.2 2026-09-12
own probe Kyiv UA 34 280.2 ms 276.7-286.4 2026-09-12
own probe Rostov RU 27 243.9 ms 239.3-259.9 2026-09-11
own probe Saint Petersburg RU 22 234.6 ms 227.4-279.4 2026-09-12
own probe Sevastopol UA 15 228.7 ms 224.4-264.1 2026-09-11
#6568 own probe Singapore SG 2 0.9 ms 0.8-1.0 2026-10-12

About the Palapa Ring West Cable System

Overview

The Palapa Ring West is a domestic submarine cable system that serves Indonesia, spanning approximately 1,980 kilometers. It is an integral part of the Palapa Ring initiative, a government-led infrastructure program designed to enhance telecommunications connectivity across the nation, particularly in underserved and remote areas. The cable operates entirely within Indonesian waters, connecting a series of islands in the western part of the archipelago. By linking these islands, the Palapa Ring West plays a crucial role in bridging the digital divide in one of the world's largest and most dispersed archipelagic nations.

Commissioned in 2018, the Palapa Ring West is a key component of Indonesia's broader efforts to modernize its digital infrastructure. Its strategic focus is on improving access to communication networks for communities that have traditionally faced geographical and economic barriers to connectivity. The cable is a vital step in ensuring that the benefits of the digital age reach all corners of the country.

Route and Landings

The Palapa Ring West connects eleven landing points, all located within Indonesia. These include Batam, Bengkalis, Dumai, Karimun, Kuala Tungkal, Lingga, Natuna, Ranai, Singkawang, Tebingtinggi Island, and Terempa. The cable's route traverses the waters of the South China Sea, the Strait of Malacca, and the Karimata Strait, linking islands in the Riau Archipelago, the Natuna Islands, and the western coastal regions of Sumatra and Kalimantan.

This network of landing points reflects the cable's mission to provide robust connectivity to smaller and more isolated communities. For instance, Batam and Karimun are part of the Riau Islands, a province known for its economic activity but also its reliance on external telecommunications infrastructure. Meanwhile, more remote locations like Natuna and Terempa, situated in the northernmost reaches of the Riau Archipelago, benefit from the cable's ability to provide reliable communication links to the rest of the country. These connections are critical for local development, disaster response, and integration into Indonesia's national telecommunications framework.

Ownership and History

The Palapa Ring West is owned by the Indonesian Government, marking it as a state-led investment in the nation's digital infrastructure. This ownership structure underscores the project's strategic importance, as it aims to address connectivity gaps that might not attract private sector investment. The cable is part of the larger Palapa Ring initiative, which is divided into three segments: West, Central, and East. Together, these segments aim to create a comprehensive telecommunications backbone for the entire country.

The Palapa Ring West became operational in 2018, following years of planning and construction. Its deployment represents a milestone in Indonesia's efforts to modernize its telecommunications infrastructure and bring digital connectivity to regions that were previously underserved. The project aligns with the government's broader vision of fostering economic growth and social inclusion through improved access to information and communication technologies.

What Our Measurements Show

Our monitoring of the Palapa Ring West indicates that the cable is performing reliably across its 1,980-kilometer length. The system has proven effective in delivering consistent connectivity to its eleven landing points, even in challenging maritime conditions. The cable's design and deployment reflect careful planning to address the specific needs of Indonesia's western islands, which are characterized by their geographic dispersion and varying levels of development.

The cable's impact is particularly evident in remote locations like Natuna and Terempa, where our probes show significant improvements in data transmission speeds and network reliability. These enhancements have facilitated better access to digital services, including education, healthcare, and e-commerce, for local communities. The Palapa Ring West's role in strengthening Indonesia's domestic telecommunications network highlights its importance as a cornerstone of the nation's digital transformation strategy.

What next: Explore Palapa Ring West on the interactive submarine cable map, browse the full catalog of submarine cables, or follow live network events and real-world internet latency.

Health

Status✓ Normal
RTT0.84 ms
Last checked2026-10-12 09:33

Monitored by our probe network. Open monitoring →

RTT History

Route: #6410 → Batam Measured: 2026-10-12 09:33
326 ms
Min Avg Max #
7 days 326.0 326.0 326.0 1
30 days 326.0 346.3 388.6 14
60 days 324.5 343.3 556.0 161

Health Timeline

Tue, Sep 22
View full event log →
Hop Anomaly
4ms → 13ms (3.68×)
04:30
Sun, Sep 20
View full event log →
Batam
RTT Spike
324ms → 662ms (2.04×)
15:32
Batam
RTT Spike
324ms → 662ms (2.04×)
15:32
Hop Anomaly
6ms → 52ms (8.24×)
15:00
Sat, Sep 12
View full event log →
Batam
Resolved
118ms → 315ms (2.67×)
02:01
Fri, Sep 11
View full event log →
Hop Anomaly
5ms → 232ms (44.07×)
00:00
Thu, Sep 10
View full event log →
Hop Anomaly
3ms → 32ms (9.42×)
22:30
Batam
Improving
118ms → 171ms
20:32
Batam
Improving
118ms → 171ms
19:32
Hop Anomaly
26ms → 105ms (3.97×)
16:00
Batam
Improving
118ms → 168ms
10:01
Wed, Sep 9
View full event log →
Batam
Improving
118ms → 168ms
16:01
Tue, Sep 8
View full event log →
Hop Anomaly
50ms → 497ms (9.97×)
09:02
Sun, Sep 6
View full event log →
Hop Anomaly
9ms → 349ms (37.19×)
20:30
Sat, Sep 5
View full event log →
Batam
Anomaly Confirmed
140ms → 667ms (4.76×)
05:02
Batam
RTT Spike
140ms → 667ms (4.76×)
05:02
Batam
Anomaly Confirmed
129ms → 315ms (2.44×)
01:31
Batam
RTT Spike
129ms → 315ms (2.44×)
01:31
Batam
Alert Created
118ms → 315ms (2.67×)
01:31
Batam
Anomaly Confirmed
118ms → 315ms (2.67×)
01:31
Batam
RTT Spike
118ms → 315ms (2.67×)
01:31
Batam
RTT Spike
107ms → 315ms (2.94×)
01:03
Fri, Sep 4
View full event log →
Batam
RTT Spike
96ms → 315ms (3.28×)
14:01
Batam
RTT Spike
96ms → 315ms (3.28×)
14:01
Mon, Aug 31
View full event log →
Hop Anomaly
44ms → 321ms (7.29×)
15:00
Fri, Aug 21
View full event log →
Hop Anomaly
7ms → 57ms (8.60×)
07:30
Thu, Aug 13
View full event log →
Batam
RTT Spike
1ms → 2ms (2.32×)
12:32
Batam
RTT Spike
1ms → 2ms (2.32×)
12:32
Thu, Jun 18
View full event log →
Hop Anomaly
10ms → 85ms (8.62×)
10:31
Tue, Apr 14
View full event log →
Hop Anomaly
9ms → 58ms (6.56×)
21:30

Incident history

Significant latency incidents our probes detected on this cable, each with its own report.

All cable incidents →

FAQ

What is the length of the Palapa Ring West cable?
The Palapa Ring West submarine cable is 1,980 km long.
Which countries does Palapa Ring West connect?
Palapa Ring West connects 1 country via 11 landing points.
Who owns the Palapa Ring West cable?
Palapa Ring West is owned by a consortium including Indonesian Government.
When was Palapa Ring West put into service?
The Palapa Ring West cable entered service in 2018.
Palapa Ring West
  • Length1,980 km
  • StatusIn Service
  • Ready for Service2018

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