Korea Gas Corporation (KOGAS) has invested C$565 million ($543 million) into three north-eastern British Columbia natural gas plays. The state-run company has signed a three-year deal with Calgary-based gas giant EnCana for a 50 percent interest in land blocks in the Montney and Horn River Basin shale formations. The agreements cover 10,000 hectares of Horn River land and an additional 52,000 hectares of Montney land.