Science & MathNo authHTTPSNo CORS
Science & Math
USGS Water Services
Water quality and level info for rivers and lakes.
USGS Water Services API is a free Science & Math API that requires no API key, is served over HTTPS and does not support CORS, so it should be called from a server.
- Authentication
- None required
- HTTPS
- Yes
- CORS
- No
- Category
- Science & Math
Visit documentation ↗waterservices.usgs.gov
About Water Services Web
USGS Water Services This site provides USGS water data in machine-readable formats via REST APIs, a common framework programs use to search and download data. The services below each provide a different type of data, ranging from instantaneous measurements of streamflow to information about individ…
- Provider
- Water Services Web
- Website
- waterservices.usgs.gov ↗
Details from waterservices.usgs.gov.
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USGS Water Services API FAQ
Who provides the USGS Water Services API?
The USGS Water Services API is provided by Water Services Web (waterservices.usgs.gov). USGS Water Services This site provides USGS water data in machine-readable formats via REST APIs, a common framework programs use to search and download data. The services below each provide a different type of data, ranging from instantaneous measurements of streamflow to information about individ…
Is the USGS Water Services API free?
Yes. The USGS Water Services API is listed in the Science & Math category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Does the USGS Water Services API require an API key?
No. The USGS Water Services API requires no authentication, so you can start making requests without signing up.
Can I call the USGS Water Services API from the browser?
Not directly. The USGS Water Services API does not allow CORS, so call it from a server, serverless function or proxy instead of front-end JavaScript.
Does the USGS Water Services API support HTTPS?
Yes. The USGS Water Services API is served over HTTPS, so it's safe to use in production.