{
  "id": "9643ee8e-6dac-44ae-9389-db16e37f64c0",
  "url": "https://x.com/i/web/status/1777632775358513204",
  "source": "csv-import",
  "status": "approved",
  "category": "Energy & Infrastructure Attacks",
  "subcategory": "Critical Infrastructure Sabotage",
  "incident_type": "Undersea cables",
  "country": "Russian Federation",
  "source_reliability": "A",
  "info_credibility": "2",
  "tags": [
    "Kaliningrad",
    "subsea cable",
    "infrastructure sabotage",
    "Surveyor vessel",
    "Russia",
    "Gulf of Finland",
    "cyber-physical infrastructure"
  ],
  "nodes": [
    "Node 1: Borders"
  ],
  "countries": [],
  "where_text": "Undersea",
  "headline": "Severed Kaliningrad Subsea Communications Cable Under Repair by Russian Vessel Surveyor",
  "description": "The Kaliningrad subsea communications cable, severed in autumn 2023, is currently undergoing repair operations as of the morning of April 7, 2024. The Russian dive support vessel 'Surveyor' has been observed working along the cable near Kaliningrad, having transit from the Caspian Sea about a week after the cable break was reported. This marks the third separate repair operation on the cable. The cable route includes two parallel lines from Kaliningrad to Russia proper, noted confusingly with changing designations, but both are believed to be communications cables. The landing site of these cables is deep in the Gulf of Finland on Russian soil, where significant repair work was also carried out last autumn. It remains unclear if the repairs have been completed.",
  "summary_short": "The Kaliningrad subsea communication cable severed last autumn is being repaired by Russian vessel Surveyor near Kaliningrad as of April 7, 2024.",
  "summary_extended": "Since autumn 2023, one of two parallel subsea communication cables connecting Kaliningrad to mainland Russia has been severed. In early April 2024, the Russian dive support vessel 'Surveyor' began operations along this cable route near Kaliningrad. The vessel recently transited from the Caspian Sea about a week after the cable break was discovered, marking the third known attempt to work on the cable. Chart discrepancies indicate one cable is marked as a communication cable on most of its route but as a power cable in Finnish waters, likely a regulatory anomaly. The landing point deep in the Gulf of Finland on Russian soil was the site of extensive repair work in the autumn. It is currently unknown whether the cable has been successfully repaired. These repeated repair activities underscore the strategic importance of these underwater cables for Russia's Kaliningrad exclave connectivity and raise questions about possible sabotage or damage events affecting Baltic communication infrastructure.",
  "actor_primary": null,
  "target_primary": null,
  "location_text": "Kaliningrad and Gulf of Finland landing site",
  "location_region": "Kaliningrad Oblast",
  "location_coordinates_lat": 54.7,
  "location_coordinates_lon": 20.5,
  "location_precision": "Approximate",
  "is_aggressor_signal": true,
  "signal_type": "HYBRID_SIGNAL",
  "is_hybrid_war_signal": true,
  "classification_complete": true,
  "hybrid_signal_complete": true,
  "classification_confidence": "High",
  "classification_rationale": "The event describes a specific hostile incident involving a damaged and subsequently repaired Russian subsea communications cable near Kaliningrad, with clear indications of operational impact on critical infrastructure linked to Russia's exclave. The vessel Surveyor's activity confirms recent repair attempts, implying ongoing hybrid warfare or sabotage-related consequences. No defense preparations are mentioned.",
  "event_time_utc": "2024-04-07T00:00:00.000Z",
  "end_time_utc": null,
  "event_time_confidence": "pm24h",
  "created_at": "2026-02-14T12:22:53.007Z",
  "updated_at": "2026-11-08T20:11:23.162Z",
  "reliability_band": "strong",
  "location_precision_band": "approximate",
  "time_precision_band": "within_24h",
  "severity_band": "moderate",
  "attribution_confidence_band": "high",
  "attribution_basis": "single_source"
}

{
  "id": "9643ee8e-6dac-44ae-9389-db16e37f64c0",
  "url": "https://x.com/i/web/status/1777632775358513204",
  "source": "csv-import",
  "status": "approved",
  "category": "Energy & Infrastructure Attacks",
  "subcategory": "Critical Infrastructure Sabotage",
  "incident_type": "Undersea cables",
  "country": "Russian Federation",
  "source_reliability": "A",
  "info_credibility": "2",
  "tags": [
    "Kaliningrad",
    "subsea cable",
    "infrastructure sabotage",
    "Surveyor vessel",
    "Russia",
    "Gulf of Finland",
    "cyber-physical infrastructure"
  ],
  "nodes": [
    "Node 1: Borders"
  ],
  "countries": [],
  "where_text": "Undersea",
  "headline": "Severed Kaliningrad Subsea Communications Cable Under Repair by Russian Vessel Surveyor",
  "description": "The Kaliningrad subsea communications cable, severed in autumn 2023, is currently undergoing repair operations as of the morning of April 7, 2024. The Russian dive support vessel 'Surveyor' has been observed working along the cable near Kaliningrad, having transit from the Caspian Sea about a week after the cable break was reported. This marks the third separate repair operation on the cable. The cable route includes two parallel lines from Kaliningrad to Russia proper, noted confusingly with changing designations, but both are believed to be communications cables. The landing site of these cables is deep in the Gulf of Finland on Russian soil, where significant repair work was also carried out last autumn. It remains unclear if the repairs have been completed.",
  "summary_short": "The Kaliningrad subsea communication cable severed last autumn is being repaired by Russian vessel Surveyor near Kaliningrad as of April 7, 2024.",
  "summary_extended": "Since autumn 2023, one of two parallel subsea communication cables connecting Kaliningrad to mainland Russia has been severed. In early April 2024, the Russian dive support vessel 'Surveyor' began operations along this cable route near Kaliningrad. The vessel recently transited from the Caspian Sea about a week after the cable break was discovered, marking the third known attempt to work on the cable. Chart discrepancies indicate one cable is marked as a communication cable on most of its route but as a power cable in Finnish waters, likely a regulatory anomaly. The landing point deep in the Gulf of Finland on Russian soil was the site of extensive repair work in the autumn. It is currently unknown whether the cable has been successfully repaired. These repeated repair activities underscore the strategic importance of these underwater cables for Russia's Kaliningrad exclave connectivity and raise questions about possible sabotage or damage events affecting Baltic communication infrastructure.",
  "actor_primary": null,
  "target_primary": null,
  "location_text": "Kaliningrad and Gulf of Finland landing site",
  "location_region": "Kaliningrad Oblast",
  "location_coordinates_lat": 54.7,
  "location_coordinates_lon": 20.5,
  "location_precision": "Approximate",
  "is_aggressor_signal": true,
  "signal_type": "HYBRID_SIGNAL",
  "is_hybrid_war_signal": true,
  "classification_complete": true,
  "hybrid_signal_complete": true,
  "classification_confidence": "High",
  "classification_rationale": "The event describes a specific hostile incident involving a damaged and subsequently repaired Russian subsea communications cable near Kaliningrad, with clear indications of operational impact on critical infrastructure linked to Russia's exclave. The vessel Surveyor's activity confirms recent repair attempts, implying ongoing hybrid warfare or sabotage-related consequences. No defense preparations are mentioned.",
  "event_time_utc": "2024-04-07T00:00:00.000Z",
  "end_time_utc": null,
  "event_time_confidence": "pm24h",
  "created_at": "2026-02-14T12:22:53.007Z",
  "updated_at": "2026-11-08T20:11:23.162Z",
  "reliability_band": "strong",
  "location_precision_band": "approximate",
  "time_precision_band": "within_24h",
  "severity_band": "moderate",
  "attribution_confidence_band": "high",
  "attribution_basis": "single_source"
}