PVWatts

Extra Credit builds an outline of PVWatts's docs the first time your work uses it. Until then, start at the official documentation.

• National Grid ESO Open data from Great Britain’s Electricity System Operator
• Open-Meteo Free weather API for non-commercial use
• OpenAQ Open air quality data
• PM2.5 Open Data Portal Open low-cost PM2.5 sensor data
• PM25.in Air quality of China
• PVGIS EU solar radiation and photovoltaic performance estimates
• Sähkön hinta nyt Finnish and Nordic day-ahead electricity spot prices (15-minute), cheapest hours
• sensor.community Community air quality sensor network data worldwide
• SoilPoint US soil properties at a lat/lon from USDA SSURGO: texture, drainage, pH, organic matter
• Solematica Compare Italian solar (photovoltaic) installer offers, energy prices (PUN/ARERA) and satellite roof data
• SpotWave Day-ahead electricity prices for 40+ European market zones, incl. taxes and VAT
• Srp Energy Hourly usage energy report for Srp customers