Around 751 homes in the LN4 postcode area have been affected by a power outage, according to Western Power Distribution.
Update: A second power cut affected homes and businesses in north Lincoln.
The company issued an alert to residents at around 11.20am on Tuesday, January 9 for the areas LN4 1 and LN4 4.
A spokesperson said engineers are aiming to fix the issue and restore all supplies to affected properties by around 1pm.
Residents in the area have reported that the power cut has set off many house alarms.
The cause has not been confirmed at the time of writing.
— WPD (@wpduk) January 9, 2018