[5] The plant was first created by Wentworth Resources Limited in 2007 when Wentworth began building the Mnazi Bay gas fields.

The company built a small 18 MW (24,000 hp) power plant to support their operations, with the surplus sold to the local community.

[6] Initially, the company posted a loss; however, by the end of 2011, they had managed to obtain their first profitable year.

The company nevertheless decided to change its strategy within Tanzania and continue to focus their investment in gas exploration and drilling.

[1] Wentworth Power Limited, the Wentworth subsidiary managing the operations, decided to sell all of its shares to the Tanzania Electric Supply Company for $13.5 million effective 7 February 2012.