BLCSN (BUET Low Cost Seismic Network)

Real-time earthquake monitoring and research network providing seismic data and analysis for Bangladesh and surrounding regions.

About BLCSN Network

BLCSN (BUET Low Cost Seismic Network) is a group of BLCAs installed across Bangladesh to measure ground shaking during earthquakes. The network helps researchers and the public access reliable earthquake information quickly and easily.

Our network consists of strategically placed BLCA stations across the country, continuously monitoring seismic activity 24/7. We integrate data from local stations with international sources like USGS and EMSC to provide the most accurate and up-to-date earthquake information.

Latest Earthquake Events

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BANGLADESH

M3.6

May 26, 2026 05:41 UTC
Depth: -10.0 km

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ASSAM, INDIA

M4.4

May 09, 2026 09:10 UTC
Depth: -26.0 km

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23 km SSE of Sātkhira, Bangladesh

M5.0

Feb 27, 2026 07:52 UTC
Depth: 10.0 km

View earthquake details for 23 km SSE of Sātkhira, Bangladesh

83 km SSE of Mawlaik, Burma (Myanmar)

M5.1

Feb 25, 2026 16:51 UTC
Depth: 129.684 km

View earthquake details for 83 km SSE of Mawlaik, Burma (Myanmar)

2 km ENE of Dhaka, Bangladesh

M4.1

Dec 04, 2025 00:14 UTC
Depth: 10.0 km

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23 km NNE of Tungi, Bangladesh

M4.0

Nov 27, 2025 10:15 UTC
Depth: 10.0 km

View earthquake details for 23 km NNE of Tungi, Bangladesh

Latest News

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BLCA Network Actively Recording Regional Seismic Events

We are pleased to report that BUET Low-Cost Accelerometers (BLCA) have already recorded several regional earthquakes. Following the devastating Mw 5.4 Narsingdi earthquake on 21 November 2025, our team visited …
Read the full news article BLCA Network Actively Recording Regional Seismic Events

Post-Earthquake Reconnaissance of the 21 November 2025 Narsingdi Earthquake and Instrumentation for Aftershock Monitoring

Following the Mw 5.4 earthquake of 21 November 2025 in Narsingdi, a post-earthquake reconnaissance mission was conducted on 26 November 2025 by a team from BUET led by Prof. Dr. …
Read the full news article Post-Earthquake Reconnaissance of the 21 November 2025 Narsingdi Earthquake and Instrumentation for Aftershock Monitoring

BLCA Presented at IAGA / IASPEI Joint Scientific Meeting 2025

Our research work titled “Development of Low-Cost Seismic Monitoring System for Field Application in Bangladesh” was recently presented at the IAGA / IASPEI Joint Scientific Meeting 2025 held in Lisbon. …
Read the full news article BLCA Presented at IAGA / IASPEI Joint Scientific Meeting 2025

Latest Articles

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How to Download and Interpret BLCSN Data

Each BLCA device records ground acceleration continuously and stores the hourly data in compressed Parquet format. To work with these data files, users must first download them from the BLCSN …
Read the full article How to Download and Interpret BLCSN Data

What is the BUET Low-Cost Seismic Network (BLCSN)?

Following the successful development of the BUET Low-Cost Accelerometer (BLCA), these devices have been deployed across various locations in Bangladesh. This initiative has been made possible through the support of …
Read the full article What is the BUET Low-Cost Seismic Network (BLCSN)?

History of the BUET Low-Cost Accelerometer (BLCA)

Bangladesh is highly vulnerable to geohazards such as earthquakes and landslides. Despite this, the country lacks an effective, large-scale monitoring and early warning system. One of the major barriers has …
Read the full article History of the BUET Low-Cost Accelerometer (BLCA)

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