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USGS Water Services API

No authHTTPSScience & Math
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Overview

Water quality and level info for rivers and lakes

USGS Water Services is a science & math API. It needs no API key. It is served over HTTPS and does not allow direct browser requests (no CORS).

At a glance

Authentication
No auth
HTTPS
Yes
CORS
No

Questions

Does the USGS Water Services API need an API key?

No. The USGS Water Services API can be called without an API key or sign-up, which makes it handy for prototypes and front-end demos.

Can I call the USGS Water Services API from the browser?

Not directly. The USGS Water Services API does not send CORS headers, so call it from your server or a proxy instead of browser JavaScript.

Does the USGS Water Services API support HTTPS?

Yes, the USGS Water Services API is served over HTTPS.

What are alternatives to the USGS Water Services API?

Other Science & Math APIs include NASA, arXiv, NASA ADS, USGS Earthquake Hazards Program, CORE.

Compare alternatives →

Listed from public-apis (MIT), public-apis database (MIT).