Project Sunroof

Google’s Project Sunroof Data Explorer can estimate the solar potential for an entire city, while its Savings Estimator can evaluate specific buildings.

Read More

PV Mapper

The U.S. Department of Energy’s PV Mapper is a free, open-source tool that allows users to search for and compare potential sites for utility-scale solar projects.

Read More

System Advisor Model (SAM)

The System Advisor Model (SAM) is a free techno-economic software model that facilitates decision-making for people in the renewable energy industry. Cities may want to utilize this tool as a check against proposed power purchase agreement prices and to generally better understand potential costs of renewable energy systems given certain inputs. Microsoft Excel-based versions of the model are also available.

Read More

Guide to Purchasing Green Power

This report provides an overview and key details on each of the following procurement methods: physical power purchase agreements, financial power purchase agreement contracts, green tariffs, and self-generation.

Read More