Kalmat Hor or Kalmat Khor is a lagoon located along the Makran coast of Balochistan, Pakistan. The Basol River drains into the Kalmat Hor lagoon. In recent times, it has gained attention for being the locality where the Pakistan Navy plans to build a base, known as the Kalmat Naval Base.
Kalmat lies about 350 km west of Karachi; the area is located at a distance of about 20 km from the Makran Coastal Highway. There are four main settlements in the area viz. Kalmat, Chundi, Gursant and Makola. People are living below the poverty line and thus dependence on natural resources mainly fishery has increased. Now there is uncertainty in returns expected from fishing.
The population of Kalmat area is about 2,000. Majority of them are fishermen and belong to the Kalmati and Sanghur Baloch tribes. About 95% of the population is engaged in fishing activities.