UniSource Energy Corp. (NYSE: UNS) today reported a net loss for the third quarter of 2008 of $11 million, or $0.31 per diluted share of common stock, compared with last year's third quarter net income of $25 million, or $0.66 per diluted share.

By TOM BEAL Md. firm to set up on-site systems for business, gov't Tucson Electric Power Co. has signed a deal with a Maryland solar- energy company to finance, build, install and maintain 15 megawatts of solar power in the next five years.

By TONY DAVIS Southeast Side residents won two victories Monday before a state commission by having one section of a proposed power line and a substation rejected and getting a second planned substation moved from two existing subdivisions.

By SHELLEY SHELTON UniSource Energy Corp., parent of Tucson Electric Power Co., posted lower second-quarter earnings as the company remains uncertain whether it will get to keep millions of dollars currently being collected on customer bills.

UniSource Energy Corp. (NYSE: UNS) today reported net income for the second quarter of 2008 of $5 million, or $0.13 per diluted share of common stock, compared with last year's second quarter earnings of $12 million, or $0.32 per diluted share.