Dimna Lake is an artificial reservoir located in Saldah, near Jamshedpur, India, about 13–15 km from the city center at the foothills of the Dalma Hills. Built and maintained by Tata Steel, the lake serves as a crucial water source for Jamshedpur and the steel plant while doubling as one of the city’s most scenic recreational spots. It draws thousands of visitors yearly for its tranquility, boating, and striking hill views.