EMC West-1: A Mediterranean and Red Sea submarine cable
EMC West-1 is a submarine telecommunications cable system connecting five landing points across the Mediterranean and Red Sea regions:
Athens (Greece),
Genoa (Italy),
Haql (Saudi Arabia),
Netanya (Israel), and
Tympaki (Greece). With a recorded length of 3,639 km, it is listed as in service and operated by EMC Subsea Cable Company Limited. The cable is part of a broader family system that includes
EMC West-2, which also lands at Haql and Tympaki.
One notable aspect of EMC West-1 is the lack of publicly disclosed technical details, such as design capacity, fiber pair count, supplier, and specific technologies employed. This absence of documentation makes it challenging to assess its full capabilities and competitive positioning within the region. Additionally, while GeoCables records its ready-for-service (RFS) year as 2027, further industry sources could potentially provide conflicting dates, which would need to be analyzed carefully.
Quick facts
| Cable name | EMC West-1 |
| Length | 3,639 km |
| Ready-for-service year | 2027 (GeoCables database; no alternative dates surfaced) |
| Owner | EMC Subsea Cable Company Limited |
| Status | In service |
| Design capacity | Not disclosed |
| Fiber pairs | Not disclosed |
| Supplier | Not disclosed |
| Technology | Not disclosed |
| Landing points | Athens (Greece), Genoa (Italy), Haql (Saudi Arabia), Netanya (Israel), Tympaki (Greece) |
Route
EMC West-1 spans a geographically diverse corridor, connecting southern Europe, the eastern Mediterranean, and the Arabian Peninsula. Its landing points include Athens and Tympaki in Greece, Genoa in Italy, Netanya in Israel, and Haql in Saudi Arabia. The cable's route positions it as a key link between Europe and the Middle East, traversing the Mediterranean Sea and the Red Sea.
The landing stations are notable for their connectivity to other submarine cables. For example, Athens hosts
MedNautilus Submarine System,
Medusa Submarine Cable System, and
Thetis Express. Genoa is a hub for major systems like
2Africa,
ANDROMEDA,
Barracuda,
Blue,
Medloop, and
Unitirreno. Haql connects to EMC West-2 and
Saudi Vision, while Tympaki serves as a landing point for 2Africa, EMC West-2, and
India Europe Xpress (IEX). Netanya is connected to
Israel Coasting 1 (IC-1).
Why it was built and what it carries
EMC West-1 was likely built to enhance connectivity between Europe, the eastern Mediterranean, and the Middle East, providing additional capacity and redundancy for data traffic in this high-demand corridor. The cable's route strategically links regions with growing telecommunications needs, including cloud services, enterprise data, and consumer internet traffic.
Although the design capacity and fiber pair count are not disclosed, the cable is expected to support high-speed data transmission, consistent with modern submarine cable systems. Its placement complements other cables in the region, offering alternative paths and reducing the risk of service disruption due to localized outages.
History: what can be established
The GeoCables database records EMC West-1's ready-for-service year as 2027. As of now, no conflicting dates have surfaced from industry sources, but this timeline should be monitored for updates. The cable is listed as in service, suggesting it may have been completed ahead of schedule or that the database entry reflects planned status rather than actual operational readiness.
Capacity and technology
Publicly available information does not disclose EMC West-1's design capacity, fiber pair count, supplier, or specific technologies. Without operator documentation, attributing these details would be speculative. It is reasonable to assume that the cable employs advanced optical transmission technologies to support high data rates, but confirmation requires direct information from EMC Subsea Cable Company Limited.
Latency: the physics
Theoretical latency for EMC West-1, based on its length of 3,639 km, is approximately 17.8 ms one-way for light propagation through fiber. The round-trip time (RTT) floor over the wet segment is calculated at 35.7 ms, assuming light travels at speeds between 200,000 and 204,000 km/s in fiber.
Live latency measurements from remote probes provide insights into end-to-end internet paths that include EMC West-1. For example:
- Minsk to Genoa: minimum 48.5 ms, average 55.0 ms
- Odessa to Genoa: minimum 67.2 ms, average 69.4 ms
- Sydney to Genoa: minimum 245.4 ms, average 246.0 ms
- Haql to Genoa: minimum 50.4 ms, average 108.0 ms
It is important to note that these values reflect the full internet path, including terrestrial segments, routing, and equipment delays. A reported minimum of 28.2 ms for Genoa to Haql is below the physical RTT floor of 35.7 ms, indicating a measurement artifact due to rate-limited ICMP replies from intermediate routers. Such artifacts should not be interpreted as actual cable performance.
Redundancy: what happens if it breaks
If EMC West-1 experiences a fault, alternative cables in the region can provide redundancy. At Athens, options include MedNautilus Submarine System, Medusa Submarine Cable System, and Thetis Express. Genoa offers connectivity through 2Africa, ANDROMEDA, Barracuda, Blue, Medloop, and Unitirreno. Haql is served by EMC West-2 and Saudi Vision, while Tympaki connects to 2Africa, EMC West-2, and IEX. Netanya has Israel Coasting 1 (IC-1) as an alternative.
Repair logistics for submarine cables typically involve deploying specialized cable ships equipped with remotely operated vehicles (ROVs) to locate and fix faults. Repairs can take weeks, depending on the fault's location and severity.
Bottom line
- EMC West-1 connects five landing points across Europe, the Mediterranean, and the Middle East.
- Its recorded length is 3,639 km, and its ready-for-service year is listed as 2027.
- Technical details such as design capacity, fiber pairs, and supplier are not publicly disclosed.
- Theoretical latency for the wet segment is approximately 35.7 ms RTT, with real-world values higher due to terrestrial and equipment delays.
- Regional redundancy is supported by numerous other cables at each landing point.