# USGS Daily Values Service

**Canonical:** https://apis.io/apis/usgs-water/daily-values/  
**Provider:** USGS Water Services — https://apis.io/providers/usgs-water/  
**Base URL:** https://waterservices.usgs.gov/nwis/dv/  
**Documentation:** https://waterservices.usgs.gov/docs/dv-service/daily-values-service-details/

USGS Daily Values Service is one of 43 APIs that [USGS Water Services](https://apis.io/providers/usgs-water/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Daily Values, Historical Data, Streamflow, Hydrology, and WaterML. The published artifact set on APIs.io includes API documentation.

Returns historical summarized daily hydrologic data (mean, median, maximum, minimum) for streams, lakes, estuaries, and wells. Many sites have more than 10 years of record. Supports WaterML 1.1, WaterML 2.0, RDB (tab-delimited), and JSON output formats.

## Machine-readable artifacts (2)

- **Documentation** — https://waterservices.usgs.gov/docs/dv-service/daily-values-service-details/
- **Website** — https://waterservices.usgs.gov/

## Other USGS Water Services APIs (12)

- [USGS Instantaneous Values Service](https://apis.io/apis/usgs-water/instantaneous-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/)
- [USGS Water Services citations API](https://apis.io/apis/usgs-water/usgs-water-citations-api/)

## Tags

Daily Values, Historical Data, Streamflow, Hydrology, WaterML

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