Wed, 18 Apr 2012 23:40:40 CDT bizjournals.com
Triple-digit temperatures are expected in the Phoenix area this weekend, marking the unofficial start of summer for many in the Valley. And as temps rise, air conditioning units across Arizona will be humming. That's of particular concern to Arizona Public Service Co. and Salt River Project, the state's two largest power companies. Business Journal reporter Patrick O'Grady finds out if APS and SRP can keep up with demand. Click the link below for more.