What is Net Energy Metering? Net Energy Metering (NEM) is a billing arrangement, or “tariff,” established pursuant to Public Utilities Code § 2827 that allows customer-generators to install and utilize an on-site power generation system to serve a portion of their energy needs, and to receive compensation for any excess generation exported to the utility grid. The current NEM […]
Net Energy Metering 1.0 (NEM), as we knew it in San Diego, ended at 8:24 AM June 29, 2016! As of 2:00 PM on June 28, only .5 MW of the 617 MW NEM Cap remained to be filled. As of 5:30 PM, only .4 MW remained. (See charts below.) With close to 1 full […]
This chart illustrates solar Net Energy Metering (NEM) in action, with power generated by solar panels on my roof actually generating 100% of my energy demand. As our days are getting longer, my solar ROI is getting shorter.
I first wrote this post on the evening of December 25, 2015. That day my own rooftop solar system produced 32.11 kWh of energy, suggesting a 4 to 6 year solar ROI. Merry Christmas! Now, after a full week of solar energy production, my solar enthusiasm has continued. My own home’s solar energy system was installed […]
The past 15 years has seen close to a 500% increase in electric rates in San Diego, a trend that is likely to continue. San Diego Gas & Electric (SDG&E) electric rates feature a tiered structure where the more energy is consumed by a customer, the higher the cost. Over the past 15 years from […]