Police Involve Forensic Laboratory Team in Investigating Lamongan Lightweight Brick Factory Explosion That Killed Four Workers

LAMONGAN, KOMPAS.com - Police are still investigating the cause of an explosion at PT Superior Prima Sukses (SPS), a lightweight brick manufacturing company located in Warukulon Village, Pucuk District, Lamongan Regency, East Java.

Lamongan Police Criminal Investigation Unit Chief, AKP Adimas Firmansyah, said the investigation is ongoing to collect data and clues related to the incident.

"We are still conducting in-depth investigations. We have carried out a crime scene examination and interviewed several witnesses to determine the exact cause of the incident," Adimas said on Friday (18/9/2026), as reported by TribunJatim.

According to Adimas, the team has also involved the Forensic Laboratory Division (Bidlabfor) of East Java Regional Police.

"The certainty will come from experts’ statements. We have coordinated with Bidlabfor East Java Police," he added.

Explosion kills 4 workers

The explosion at PT SPS occurred on Thursday (17/9/2026) at around 12:30 a.m. Western Indonesia Time (WIB).

At the time, seven employees were working the night shift together in the Deposition Room of PT SPS.

During their work, a tool cylinder suddenly exploded with a loud bang.

The explosion triggered a fire and generated intense heat in the surrounding area.

All seven workers present were affected, with most suffering burns from the explosion, flames, and heat exposure.

Public Relations Officer of Lamongan Police, Ipda M. Hamzaid, confirmed the latest update regarding the number of casualties in this workplace accident.

"The number of victims in the lightweight brick factory accident in Warukulon, Pucuk District, has increased. One died at the scene and three others passed away at the hospital after receiving treatment," Hamzaid said.

As of Friday (18/9/2026), four of the seven injured workers have been confirmed dead, namely:

1. M. Sharul Fahni (25), resident of Gerdu Hamlet, Banaran Village, Babat District, Lamongan Regency, died at the scene due to blast injuries.
2. Imam Sugiono (36), resident of Jetis Hamlet, Kedungpring District, Lamongan Regency, passed away after treatment at Muhammadiyah Lamongan Hospital (RSML) around 4:00 a.m. on Friday.
3. Robith Fatahila (20), resident of Nyabung Village, Laren District, Lamongan Regency, died following treatment at RSML around 9:30 a.m. on Friday.
4. Fiki (31), resident of Putat Lor, Turi District, Lamongan Regency, died en route to Dr. Soetomo Hospital Surabaya around 1:00 a.m. on Friday.

Three workers still receiving treatment

Meanwhile, three other workers remain under medical care at several hospitals in Surabaya.

They are Akmat Arif Wijaya (31), resident of Warukulon Village, Pucuk District, Lamongan Regency, receiving treatment at Surabaya Catholic Hospital.

Then Sigit Kamseno (36), resident of Tambakrejo Village, Simokerto District, Surabaya, currently hospitalized at Dr. Soetomo Regional General Hospital, Surabaya.

The third is Andika Dwi Ramadhan (20), resident of Sapan Hamlet, Ndateng Village, Laren District, Lamongan Regency, also receiving care at Surabaya Catholic Hospital.

Previously, all victims were evacuated to RSML to receive medical treatment due to injuries from the explosion and heat exposure.