Chānk Tāpu is a small island located off the coast of Gujarat, India, in the Arabian Sea. The island spans approximately 0.239 square kilometers, with a coastline of about 2.2 kilometers. A lighthouse on the island serves as a navigational aid for vessels in the region. Geographically, It is situated at 22°31'41.3" N latitude and 69°24'15.4" E longitude, within the state of Gujarat, near other small islands and coastal features in the Gulf of Kutch.