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Archaeologists Uncover Remains of 572 People in Northern Sri Lanka Mass Grave

Excavations at a mass grave in Chemmani have recovered 572 skeletal remains, including children, following an accidental discovery by workers.

Published September 20, 2026 at 6:28 PM EDT

The short answer

Excavations at a mass grave in Chemmani have recovered 572 skeletal remains, including children, following an accidental discovery by workers. Archaeologists in northern Sri Lanka have completed the third phase of an excavation at a mass grave site in the Chemmani area, uncovering the skeletal remains of 572 people. The site was discovered accidentally in February 2026 by workers digging to extend a cremation ground.

Archaeologists Uncover Remains of 572 People in Northern Sri Lanka Mass Grave

The Facts

Who
Archaeologists led by Prof. Raj Somadeva, Sri Lankan Justice Minister Harshana Nanayakkara, and Tamil families of the disappeared.
What
Uncovering of a mass grave containing 572 skeletal remains.
When
Discovery in February 2026, with third phase excavation completed in August 2026.
Where
Chemmani area of the Jaffna region, Sri Lanka.
Why
The site is believed to be the largest mass grave in Sri Lanka and may contain victims of extrajudicial killings from the civil war.

Archaeologists in northern Sri Lanka have completed the third phase of an excavation at a mass grave site in the Chemmani area, uncovering the skeletal remains of 572 people. The site was discovered accidentally in February 2026 by workers digging to extend a cremation ground. Among the remains, investigators found personal items such as bangles, a school bag, a milk bottle, and clothing, as well as the remains of children and infants. It is believed to be the largest mass grave ever uncovered in the country.

The discovery follows decades of reports regarding disappearances during Sri Lanka’s civil war, which lasted from 1983 to 2009. In 1998, a soldier convicted of the rape and murder of 18-year-old Krishanthi Kumaraswamy testified that 300 to 400 people killed in the mid-1990s were buried in Chemmani. While an excavation in 1999 yielded more than 10 skeletons, rights activists stated that the investigation was not pursued by the government at the time. The current site is located within 100 meters of where Kumaraswamy’s remains were found.

The Human Rights Commission of Sri Lanka reported last year that the burials were likely unlawful and linked to extrajudicial killings. Commissioners noted the graves were shallow, ranging from one to two meters deep, and that bodies were often found without clothing and stacked together. All remains are currently held by the Forensic Department of the University of Jaffna under court custody. Prof. Raj Somadeva, the chief archaeologist, stated an interim report would be submitted to the court by the end of September 2026.

For the affected population, the change involves a transition from decades of uncertainty to a formal legal and forensic process. Families are now being asked by the government to provide DNA samples for future comparison with the remains. However, the timeline for these results remains unclear, as some samples are expected to be sent abroad for detailed examination to determine the age of the remains and causes of death. The process has been described by local residents and rights groups as slow, testing the patience of those who have waited since the late 1990s for news.

The situation sets a precedent for how the government of President Anura Kumara Dissanayake, who took office in September 2024, will handle allegations of wartime atrocities. While Justice Minister Harshana Nanayakkara has promised funding and cooperation, the administration continues to oppose international mechanisms for investigating war crimes, a stance that conflicts with recommendations from the United Nations. What happens next depends on the court's review of the interim report due in late September 2026 and the subsequent scheduling of DNA testing and forensic analysis.

Timeline of what happened

Key dates and decisions, in the order they occurred.

  1. 1983

    Start of Sri Lankan civil war

  2. 1995

    Sri Lankan army takes control of Jaffna Peninsula

  3. September 1, 1996

    Kandaiah Jayapalan disappears at a checkpoint

  4. January 1, 1998

    Soldiers sentenced for murder of Krishanthi Kumaraswamy

  5. January 1, 1999

    First excavation at Chemmani yields 10 skeletons

  6. January 1, 2009

    Civil war ends with the defeat of Tamil Tiger rebels

  7. January 1, 2018

    Office of the Missing Persons established; Mannar grave found

  8. September 1, 2024

    Anura Kumara Dissanayake assumes presidency

  9. February 1, 2026

    Workers accidentally discover human remains in Chemmani

  10. August 1, 2026

    Third phase of excavation completed at the site

  11. September 30, 2026

    Deadline for interim report submission to court

Summaries are written by The Plain Record to state the facts of a story plainly and without political slant. Drafted with AI assistance and checked against the source record before publication. See how we report, or report a correction.

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Questions readers ask

What happened: Archaeologists Uncover Remains of 572 People in Northern Sri Lanka Mass Grave?

Archaeologists in northern Sri Lanka have completed the third phase of an excavation at a mass grave site in the Chemmani area, uncovering the skeletal remains of 572 people. The site was discovered accidentally in February 2026 by workers digging to extend a cremation ground.

Who is involved?

Archaeologists led by Prof. Raj Somadeva, Sri Lankan Justice Minister Harshana Nanayakkara, and Tamil families of the disappeared.

When did this happen?

Discovery in February 2026, with third phase excavation completed in August 2026.

Where did this happen?

Chemmani area of the Jaffna region, Sri Lanka.

Why does this matter?

The site is believed to be the largest mass grave in Sri Lanka and may contain victims of extrajudicial killings from the civil war.