NSRDB data is publicly available at no cost. The data can be accessed via the NSRDB Viewer Application. Additionally NSRDB data are compatible with many system performance and economic models, including the following products created by NREL.



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    System Advisor Model

    the System Advisor Model (SAM) is a free techno-economic software model that facilitates decision-making for people in the renewable energy industry.

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    PVWatts Calculator

    Estimates the energy production and cost of energy of grid-connected photovoltaic (PV) energy systems throughout the world.