Where solar is found

Latitude, climate, and weather patterns are major factors that affect insolation —the amount of solar radiation received on a given surface area during a specific amount of time.

U.S. Photovoltaic Database

The U.S. Large-Scale Solar Photovoltaic Database provides the locations and array boundaries of U.S. photovoltaic facilities, with capacity of 1 megawatt or more.

Solar Capacity by State 2026

Since 2021, Florida, California and Texas have consistently ranked as the top states for solar PV installations. By 2040, solar power is anticipated to provide the biggest source of energy...

Which U.S. Region Has the Most Solar Energy Potential?

Climate and geography play a vital role in determining solar energy potential. Regions with more daily sunlight are particularly favorable for solar power systems, leading to increased energy

The 11 Best and 6 Worst States for Solar

Solar energy adoption across the United States varies widely, depending on factors like sunlight availability, government incentives, and installation costs. States like California and Arizona

Solar Geospatial Data Tools | Geospatial Data Science | NLR

Access our tools to explore solar geospatial data for the contiguous United States and several international regions and countries. This is a list of resources intended to help developers

Solar State By State – SEIA

Explore the latest solar market insights and policy updates in all 50 states and Washington, D.C. All market data is current through Q3 2025. California leads as the top solar state. With over 54 GW of

Global Solar Atlas

Start exploring solar potential by clicking on the map. Select sites, draw rectangles or polygons by clicking the respective map controls. Calculate energy production for selected sites. The Global Solar

Solar Resource Data, Tools, and Maps | Geospatial Data Science | NLR

Find and download resource map images and data for North America, the contiguous United States, Canada, Mexico, and Central America. View an interactive map or download

Following the Sun: solar energy development varies by region

Solar energy development has been concentrated in the Atlantic and West regions of the United States, especially in California, North Carolina, and Massachusetts. These States are among