U.S. Department of Energy Energy Efficiency and Renewable Energy

Solar Energy Resource Center

A screen shot image showing the Solar Road Map web page for the City of Fresno
Featured Article 

There's a Map for That

The Optony-led SunShot Rooftop Solar Challenge team developed a customizable, interactive web platform called the Solar Roadmap that shows the real-time status of the solar market in more than 70 participating jurisdictions.

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  • Icon of a person giving a presentation.
    Educating Consumers

    Tools designed to meet individual consumer needs

  • Icon of a trending chart.
    Market Analysis

    State- and local-level challenges and solutions for establishing a thriving solar market

  • Icon of a group of people.
    Organizing Solar Initiatives

    Resources to help engage your community

  • Icon of a large book.
    Codes & Standards

    Established rules for solar

Photo showing an aerial view of the utilty-scale solar plant at Brookhaven National Laboratory on Long Island
Featured Report 

A Long Island Solar Farm

The largest utility-scale solar power plant in the eastern United States—the Long Island Solar Farm—is a remarkable success story whereby very different interest groups capitalized on unusual circumstances to develop a mutually beneficial source of...

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  • Icon of a government building.
    Completing Installations on Government Facilities

    Legal, tax, and financial information for municipal PV systems

  • Icon of a group of people.
    Organizing Solar Initiatives

    Resources to help engage your community

Featured Article 

Crunching Solar Numbers

Through the SunShot Rooftop Solar Challenge, the City University of New York and its partners developed a first-of-its kind web portal capable of analyzing billions of data points that serve as key solar market indicators.

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  • Icon of a trending chart.
    Market Analysis

    State- and local-level challenges and solutions for establishing a thriving solar market

  • Icon of a solar array.
    Performance of Solar Technologies

    Evaluations and studies on improving system performance

  • Icon of a checklist on a clipboard.
    Permitting & Inspection Processes

    Guides and checklists for streamlining permit applications, reviews, and inspections

  • Icon of blueprints.
    Planning & Zoning

    Plans and model ordinances that help make solar siting a priority

  • Icon of a large electrical tower.
    Utility Policies & Processes

    Interconnection assessments and reports on utility policies that affect solar deployment

Icon of a large book.

Codes & Standards

Established rules for solar

Icon of a trending chart.

Market Analysis

State- and local-level challenges and solutions for establishing a thriving solar market

Icon of a government building.

Completing Installations on Government Facilities

Legal, tax, and financial information for municipal PV systems

Icon of a group of people.

Organizing Solar Initiatives

Resources to help engage your community

Icon of a person giving a presentation.

Educating Consumers

Tools designed to meet individual consumer needs

Icon of a solar array.

Performance of Solar Technologies

Evaluations and studies on improving system performance

Icon of a person and a dollar symbol.

Financing & Incentives

Information on lowering financial barriers to solar adoption

Icon of a checklist on a clipboard.

Permitting & Inspection Processes

Guides and checklists for streamlining permit applications, reviews, and inspections

Icon of a certificate.

Installer Training & Certification

Workforce development resources for solar providers

Icon of blueprints.

Planning & Zoning

Plans and model ordinances that help make solar siting a priority

Icon of an industrial building.

Manufacturing & Economic Development

Strategies for encouraging job growth in the clean tech sector

Icon of a large electrical tower.

Utility Policies & Processes

Interconnection assessments and reports on utility policies that affect solar deployment

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Ask an Expert

Q:

What is a good rule of thumb installed price to use when planning a solar PV project? -James

A:

Installed prices for solar PV vary by state and can even vary by municipality within a state. Installed prices also vary by project type and capacity. Read more about this answer

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