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Data and Tools

NREL offers data and tools to support state, local, and tribal governments with making informed decisions about energy policy and projects.

Photo of two people in Insight Center Visualization Room at the National Renewable Energy Laboratory looking at a community energy grid model.


Read what our technical experts have to say about state and local efforts to develop energy markets in the United States

Education and Outreach

Access free webinars about addressing solar market barriers and listen to our experts chat about PV technologies and market development in our podcasts

Clean Energy Policy Basics

Understand how to build a clean energy policy portfolio and the different types of policies


See how solar technical assistance projects have helped communities across the United States

More Resources

More resources for state, local, and tribal governments are available from NREL and the U.S. Department of Energy, including:

Alternative Fuels Data Center (AFDC)

Information, data, and tools to help fleets and other transportation decision makers find ways to reduce petroleum consumption.

Clean Energy Solutions Center

No-cost expert policy assistance, webinars and training forums, clean energy policy reports, data, and tools provided in partnership with more than 35 leading international and regional clean energy organizations.

OpenEI (Open Energy Information)

Knowledge sharing online community providing energy information and data via geographic discovery, visualizations and apps, and topic-oriented gateways.

Renewable Energy Optimization (REopt™) PDF

Identifies and prioritizes renewable energy projects at a single site, or across a portfolio of sites in multiple cities, states, or countries, each with its own energy requirements, resources, goals, and constraints.


Provides technical assistance to communities on the path to DOE’s SolSmart designation. This includes questions related to planning and zoning, permitting, interconnection, and inspection, financing, customer acquisition, and installation labor. Cities must apply to be designees before accessing technical assistance.

System Advisor Model (SAM)

Makes performance predictions and cost of energy estimates for grid-connected power projects based on installation and operating costs, as well as system design parameters specified as inputs to the model.

Tribal Energy Atlas 

First-of-its-kind interactive geospatial application that allows tribal energy project planners, technicians, and investors to conduct their own analyses of installed energy projects and resource potential on tribal lands.

Wind Exchange

Offers maps of wind resources and installed wind capacity, location-specific information, a bimonthly e-newsletter, webinars and podcasts, publications, and educational programs.