Solar ROI update

I now have a full year of electric production and consumption measured. I also have the SCL rate updates for 2017 and 2018 so I have updated my solar ROI estimates. The significant change is that the Net Metering benefit has substantially increased due to: SCL electric rates are higher in Shoreline than Seattle. …

Apple data centers on 100% renewable power

Apple is spending an eye popping $850 million to build a ginormous solar farm (280 megawatts) that will power their entire California operations. This new solar farm is not to be confused with the 70MW solar farm they’re building in Arizona, the $55 million “under way” third solar farm (17.5MW) in North Carolina, the two 20MW …