But while the problems were being resolved, Baltimore Gas had to buy higher-cost power from other sources.
In its annual report, Baltimore Gas said it could not determine whether the commission would allow recovery of these costs.
The region's other major utility, Baltimore Gas and Electric, said it still had 194,000 customers without power late this afternoon.
Prior to being elected she was a collection representative for Baltimore Gas & Electric.
A manager with Baltimore Gas and Electric, she was attending a conference on labor relations.
Baltimore Gas and Electric Co. is putting workers on standby.
Not all investors in Baltimore Gas and Electric will benefit.
It is also paralleled by a Baltimore Gas and Electric distribution line for almost all of its length.
Baltimore Gas and Electric took eight days to return electricity to 320,000 homeowners and businesses.
Her mother holds an important position with Baltimore Gas and Electric.