Almost 1,000 E-on customers in Lincoln are experiencing power outages in the LN1, LN2 4, LN4, LN4 4 areas of the city.
A fault affecting the high voltage network on Outer Circle Road started the problem just after 3pm on April 15.
Over 920 properties are currently without electricity.
E-on says engineers have been dispatched to the site, and should be there by 4pm. It is unknown how long the blackout will last.
The fault seems to have affected areas as far as Wragby Road, where traffic signals are not in operation and traffic queues are building up.
Other reports say the power cut extended all around Wragby Road area and Bunkers Hill.
— Update at 4.05pm: Power is slowly being restored in Lincoln, with only 153 properties affected.
— Update at 4.20pm: Number of properties affected went up to 270.
— Update at 4:50pm: Number for properties affected down to 151.
— You can send and SMS with “supply” then a space and then your postcode to 81222 and e-on will reply with details of any problems in the area – along with an estimated time for supplies to be restored.