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M4.4 Koyna-Warna Earthquake, 2006


17 April 2006


SW of Warna, Maharashtra


16:40:02 UTC (22:10:02 IST)


17.003 N (NEIC)


73.797 E (NEIC)


35 kms (NEIC)


Mb 4.4 (NEIC); ML 4.5 (MERI)

Additional Info


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A light earthquake struck the Koyna-Warna region in Maharashtra, India, on 17 April 2006 at 22:10 PM local time causing minor damage to property in Patan taluka. The earthquake had a magnitude of Mb=4.4 and was felt at many places in western Maharashtra, north Karnataka and Goa.

The earthquake was centred 8.1 kms SW of Warnawati (Maharashtra), India,
27.6 kms S of Humbarna (Maharashtra), India,
44.5 kms S of Koynanagar (Maharashtra), India,
51.4 kms SW of Karad (Maharashtra), India,
56 kms NE of Kolhapur (Maharashtra), India,
169 kms S of Sangam, Pune (Maharashtra), India,
254 kms SSE of Santa Cruz Airport (Maharashtra), India.

Complete or partial wall collapses were reported from Aloti, Davri Bhalekarwadi, Gavhanwadi, Gokurtarf Patan, Humbarwadi, Kille Morgiri, Kolne, Male, Mandrulkolhe, Marle, Nade, Natoshi, Nerle, Pandharepani, Patharpunj, Panchgani (Koyna-Warna region) and Patan town. Minor damage was also reported from Dhebewadi.

The tremor was strongly felt at Shirala and in the Warna region. Many people ran outdoors and in some instances, kitchen utensils fell down. It was also strongly felt at Chandoli, Chiplun, Dhebewadi, Karad, Kasani, Koyna and Patan. Many people went outdoors at Koyna and Patan. The shock was felt parts of the adjoining districts of Pune, Ratnagiri, Sangli and Satara. In Sangli district, people also went outdoors in Sangli town and in the nearby towns of Aatpadi, Bagni, Islampur, Jat, Kadegaon,  Kapuskhed, Khanapur, Kawthemahakal, Shirala, Tasgaon, Valva, Vita  and Yelur. In Kolhapur district, it was felt by many people in the city of Kolhapur and some ran outdoors. A few old buildings also developed fresh cracks. It was also felt in Ichalkaranji, Mahabaleshwar, Satara and Wai. In the city of Pune in Pune district, it was felt in the upper floors of buildings in Camp, Dhankawadi, Hadapsar, Paud Road and Warje. Tremors were also felt in parts of northern Karnataka and in several parts of Goa.

01) National Earthquake Information Centre (NEIC), Golden, USA.
02) Maharashtra Engineering Research Institute (MERI), Nashik, India.
03) Macroseismic information has been compiled by the ASC from reports by local media and local NGO personnel.

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Page Updated: 22 Feb 2008 | Website Disclaimer

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