# USGS Water Services (Legacy)

**Canonical:** https://apis.io/apis/u-s-geological-survey/usgs-water-services/  
**Provider:** U.S. Geological Survey — https://apis.io/providers/u-s-geological-survey/  
**Documentation:** https://www.usgs.gov/tools/usgs-water-services

USGS Water Services (Legacy) is one of 11 APIs that [U.S. Geological Survey](https://apis.io/providers/u-s-geological-survey/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Water, Hydrology, and Legacy. The published artifact set on APIs.io includes API documentation.

The original USGS NWIS water services API providing streamflow, groundwater, water quality, and site information via REST protocol in XML and other media types. High availability and fault-tolerant design.

## Machine-readable artifacts (1)

- **Documentation** — https://nwis.waterservices.usgs.gov/

## Other U.S. Geological Survey APIs (10)

- [Asset Identifier Service (AIS)](https://apis.io/apis/u-s-geological-survey/asset-identifier-service-ais/)
- [Seismic Design Web Service](https://apis.io/apis/u-s-geological-survey/seismic-design-web-service/)
- [ScienceBase](https://apis.io/apis/u-s-geological-survey/sciencebase/)
- [StreamStats Web Services](https://apis.io/apis/u-s-geological-survey/streamstats-web-services/)
- [U.S. Geological Survey Catalog API](https://apis.io/apis/u-s-geological-survey/u-s-geological-survey-catalog-api/)
- [USGS Water Data OGC API](https://apis.io/apis/u-s-geological-survey/usgs-water-data-ogc-api/)
- [U.S. Geological Survey Earthquakes API](https://apis.io/apis/u-s-geological-survey/u-s-geological-survey-earthquakes-api/)
- [U.S. Geological Survey Monitoring Locations API](https://apis.io/apis/u-s-geological-survey/u-s-geological-survey-monitoring-locations-api/)
- [U.S. Geological Survey Reference Data API](https://apis.io/apis/u-s-geological-survey/u-s-geological-survey-reference-data-api/)
- [U.S. Geological Survey Time Series Data API](https://apis.io/apis/u-s-geological-survey/u-s-geological-survey-time-series-data-api/)

## Tags

Water, Hydrology, Legacy

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/u-s-geological-survey/usgs-water-services/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/u-s-geological-survey/.