This report issued by the Utilities Regulatory Authority (the Authority) provides an electricity market update in Vanuatu for the month of December 2025 for electricity utilities that are regulated by the Authority. Total power generated increased by 7.6% from November 2025, power sales have increased by 17.2%1. There was an increase in wind and hydro contributions during the month. Diesel remained the dominant generation source, supplying 82.65% of electricity. During the month, fuel prices in Santo recorded an increase, and fuel prices in Efate recorded a decrease. Electricity tariffs for the month stood at 60.25 Vatu/kWh for UNELCO and 55.89 Vatu/kWh for VUI Ltd.