USGS Water Services vs TensorFeed
Same instrument, two spec sheets — measured, not claimed.
USGS Water Services vs TensorFeed: common questions
Which is more reliable, USGS Water Services or TensorFeed?
On our scheduled checks, TensorFeed leads on measured uptime — USGS Water Services at —% versus TensorFeed at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do USGS Water Services and TensorFeed need an API key?
Neither needs a paid key — USGS Water Services is callable with no signup, and TensorFeed is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call USGS Water Services and TensorFeed from the browser?
Yes — both USGS Water Services and TensorFeed send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.
Are USGS Water Services and TensorFeed free for commercial use?
USGS Water Services allows commercial use on its free tier, and TensorFeed has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.