Developer Network NREL NREL Developer Network

Solar

Access data and analysis services that provide access to solar resource data and NREL models.

PVDAQ (PV Data Acquisition)

Provides access to photovoltaic performance data collected by NREL for systems throughout the country.

PVWatts

NREL's PVWatts calculates the energy production and cost savings of grid-connected photovoltaic (PV) energy systems. This service estimates the performance of hypothetical residential and small commercial PV installations.

GET /api/georeserv/service/solar/dni

DEPRECATED and will no longer be available as of 7/1/2013. Please migrate to the new Solar Resource web service

GET /api/solar/data_query/v1

Returns information on the closest climate data for a location.

GET /api/solar/solar_resource/v1

Returns various types of solar data for a location. The service currently returns data for average Direct Normal Irradiance, average Global Horizontal Irradiance, and average Tilt at Latitude.