PVWatts
Energy production photovoltaic (PV) energy systems
- Authentication
- API Key
- HTTPS
- Yes
- CORS
- Unknown
- Category
- Environment
- Documentation / URL
- https://developer.nrel.gov/docs/solar/pvwatts/v6/
Overview
PVWatts (NREL) provides PV energy estimates — key-based.
⚠️ Status (verified 2026-08): the API host was unreachable from our network (connection failures). Verify from your network before relying on it.
What it provides
curl "https://developer.nrel.gov/api/pvwatts/v6.json?api_key=YOUR_KEY&lat=40&lon=-105&system_capacity=4"Notes
- PV system estimates.
- Key-based auth.
FAQ
Is PVWatts free? Key-based with a free tier per the docs.
Why can’t I reach it? Our 2026-08 check hit connection failures — verify from your network.
What does it do? PV energy estimates.
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