Solar power is the most efficient renewable energy method in Tonga, students from the University of Canterbury in New Zealand found after investigating various renewable energy projects during a one-week trip.
You are here
Results for Energy
Wednesday 12 August 2015
Premium content
The prices for petrol, diesel and kerosene in Tonga will decrease for August to September starting on Monday, 17 August.

Thursday 16 July 2015
Premium content
Nuku'alofa, Tonga
The price of petrol and diesel for Tonga increases for July-August, while kerosene price drops starting today, 16 July.

Wednesday 1 July 2015
Premium content
Nuku'alofa, Tonga
The price of electricity went up by 2.96 seniti per KWh through out the Kingdom today, 1 July.

Monday 15 June 2015
Premium content
Nuku'alofa, Tonga
The prices of petrol, diesel and kerosene have continued to increase for June-July, with new retail prices to be effective on Tuesday, 16 June.

Friday 29 May 2015
1 comment
Premium content
Nuku'alofa, Tonga
The new Mata ‘o e La‘a Solar Facility that will provide 3% of Tongatapu's energy demand with green energy, was received for Tonga by HM King Tupou VI at Vaini in an official handover of the project this morning, 29 May.

Tuesday 12 May 2015
Premium content
Nuku'alofa, Tonga
The price of petrol and diesel for Tonga will continue to go up by a few seniti for May-June starting on Monday, 18 May.

Thursday 7 May 2015
Premium content
Nuku'alofa, Tonga
The price of electricity has gone up by 5.16 seniti to 80.15 per kWh as of May 1, 2015.

Friday 17 April 2015
Premium content
Nuku'alofa, Tonga
The price of petrol and diesel for Tonga increases for April-May 2015 by a few seniti, while the kerosene price drops starting 16 April.

Monday 23 March 2015
Premium content
Nuku'alofa, Tonga
The ownership of the La’a Lahi Solar Farm in Neiafu was today transferred from the Government of Tonga to Tonga Power Ltd., a public enterprise in Nuku’alofa.

Thursday 19 March 2015
Premium content
Nuku'alofa, Tonga
Robert Matthews from Australia has been appointed as the new CEO of the Tonga Power Ltd starting in Nuku'alofa on 9 March for the next three-years.

Wednesday 18 March 2015
Premium content
Nuku'alofa, Tonga
The Ministry of Commerce, Tourism and Labour have announced higher fuel prices for the month starting March 16. The increase comes after months of lower fuel prices.

Thursday 26 February 2015
Premium content
Nuku'alofa, Tonga
Electricity tariffs are to be cut from March 1 in tariff reductions annouced by Tonga Power Ltd.today February 26.

Friday 13 February 2015
Premium content
Nuku'alofa, Tonga
The Ministry of Commerce, Tourism & Labour has announced further cuts to fuel prices in addition to the cuts that occurred last month.

Thursday 12 February 2015
Premium content
Nuku'alofa, Tonga
Tonga Power Ltd's multi-million acquisition of Tonga Gas Ltd. was marked today with a reduction in LPG price announced during a ceremony at the Touliki Terminal in Ma’ufanga.

Thursday 29 January 2015
1 comment
Premium content
Nuku'alofa, Tonga
Tonga’s national electric company, Tonga Power Ltd has announced an 8.5% reduction in the electricity tariff. The new prices will be effective from this Sunday, February 1.

Wednesday 14 January 2015
Premium content
Nuku'alofa, Tonga
Huge cuts in fuel prices have been announced for the next month effective from Friday January 16, the Tonga Ministry of Commerce, Tourism & Labour announced today, January 14.

Monday 12 January 2015
Premium content
Nuku'alofa, Tonga
A model renewable power system for Ha’apai is being developed by a post-graduate student at the University of Canterbury in Christchurch, New Zealand.

Tuesday 16 December 2014
Premium content
Nuku'alofa, Tonga
Fuel prices have been significantly lowered for the month starting today December 16, 2014. The cuts follow significant reductions made last month.

Thursday 27 November 2014
Nuku'alofa, Tonga
Tonga Power Ltd has stated its operational net profit at $4,992,500 Pa’anga (after tax). The figure is a significant rise from last year’s net profit of $2,938,659.