The total power generation in Nigeria fell to 2,943.4MW as of 6 AM on Sunday from 3585.6MW on Saturday, data obtained from the Nigerian Electricity System Operator showed.

10 power plants were idle as several parts of Nigeria witnesses complete darkness on Sunday.

The affected plants were Sapele (steam), Sapele II, Alaoji, Olorunsogo II, Omotosho II, Ihovbor, Gbarain, Ibom Power, AES and ASCO.

The shutdown of the power plants was attributed to gas constraint, low load demand by the distribution companies, maintenance, frequency response and rupturing of gas pipeline.

Egbin, the nation’s biggest power station, located in Lagos, produced 503MW as of 6 AM on Sunday, down from 521MW on Saturday.

Two of the three hydropower plants in the country produced less electricity on Sunday than they did the previous day, according to the system operator.

Electricity generation from Kainji and Shiroro hydropower stations dropped to 139MW and 109MW respectively as of 6 AM on Sunday from 273MW and 112MW the previous day. Jebba’s output rose slightly to 151MW from 150MW.

A total of 2124.6MW generation capacity was unused as of 6 AM on Sunday as a result of line constraints (220MW), low demand by Discos (1,623.6MW) and water management (281MW), according to the NESO.

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The nation generates most of its electricity from gas-fired power plants while the output from hydropower plants constitute about 30 per cent of the total generation.

The system operator set the nation’s installed generation capacity at 12,910.40MW; available capacity at 7,652.60MW; transmission wheeling capacity at 8,100MW; and the peak generation ever attained at 5,375MW.

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