Nova Scotia Power is sending workers out to manually check power meters at homes to ensure accurate billing, as some customers complain of receiving higher than expected bills.

It's the latest development since a ransomware attack breached the company's computer systems on March 19 and brought some of its systems to a halt. More than half of the utility's customers in Nova Scotia — about 280,000 — were informed by letter that their personal information may have been compromised.

"The meters on cu…