# USGS Water Services monitoring-locations API

**Canonical:** https://apis.io/apis/usgs-water/usgs-water-monitoring-locations-api/  
**Provider:** USGS Water Services — https://apis.io/providers/usgs-water/  
**Base URL:** https://waterservices.usgs.gov/nwis/iv/  
**Documentation:** https://waterservices.usgs.gov/docs/instantaneous-values/instantaneous-values-details/

USGS Water Services monitoring-locations API is one of 43 APIs that [USGS Water Services](https://apis.io/providers/usgs-water/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Monitoring Locations. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

Location information is basic information about the monitoring location including the name, identifier, agency responsible for data collection, and the date the location was established. It also includes information about the type of location, such as stream, lake, or groundwater, and geographic information about the location, such as state, county, latitude and longitude, and hydrologic unit code (HUC).

## Machine-readable artifacts (3)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/usgs-water/refs/heads/main/openapi/usgs-water-monitoring-locations-api-openapi.yml
- **Documentation** — https://api.waterdata.usgs.gov/docs/
- **Website** — https://api.waterdata.usgs.gov/

## Other USGS Water Services APIs (12)

- [USGS Instantaneous Values Service](https://apis.io/apis/usgs-water/instantaneous-values/)
- [USGS Daily Values Service](https://apis.io/apis/usgs-water/daily-values/)
- [USGS Site Service](https://apis.io/apis/usgs-water/site-service/)
- [USGS Statistics Service](https://apis.io/apis/usgs-water/statistics-service/)
- [USGS Groundwater Levels Service](https://apis.io/apis/usgs-water/groundwater-levels/)
- [Water Quality Portal (WQP) API](https://apis.io/apis/usgs-water/water-quality-portal/)
- [USGS Water Data Statistics API](https://apis.io/apis/usgs-water/statistics-next-gen/)
- [USGS Water Services agency-codes API](https://apis.io/apis/usgs-water/usgs-water-agency-codes-api/)
- [USGS Water Services altitude-datums API](https://apis.io/apis/usgs-water/usgs-water-altitude-datums-api/)
- [USGS Water Services aquifer-codes API](https://apis.io/apis/usgs-water/usgs-water-aquifer-codes-api/)
- [USGS Water Services aquifer-types API](https://apis.io/apis/usgs-water/usgs-water-aquifer-types-api/)
- [USGS Water Services channel-measurements API](https://apis.io/apis/usgs-water/usgs-water-channel-measurements-api/)

## Tags

Monitoring Locations

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