# Department of Interior national-aquifer-codes API

**Canonical:** https://apis.io/apis/doi/doi-national-aquifer-codes-api/  
**Provider:** Department of Interior — https://apis.io/providers/doi/  
**Base URL:** https://developer.nps.gov/api/v1  
**Documentation:** https://www.nps.gov/subjects/developer/index.htm

Department of Interior national-aquifer-codes API is one of 41 APIs that [Department of Interior](https://apis.io/providers/doi/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include national-aquifer-codes. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

National aquifers are the principal aquifers or aquifer systems in the United States, defined as regionally extensive aquifers or aquifer systems that have the potential to be used as a source of potable water.

## Machine-readable artifacts (3)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/doi/refs/heads/main/openapi/doi-national-aquifer-codes-api-openapi.yml
- **Documentation** — https://api.waterdata.usgs.gov/docs/
- **Migration** — https://api.waterdata.usgs.gov/docs/ogcapi/migration/

## Other Department of Interior APIs (12)

- [NPS Data API](https://apis.io/apis/doi/nps-data-api/)
- [USGS Earthquake Hazards Web Services](https://apis.io/apis/doi/usgs-earthquake-hazards-web-services/)
- [USGS Mineral Resources Data API](https://apis.io/apis/doi/usgs-mineral-resources-data-api/)
- [BLM GIS REST Services](https://apis.io/apis/doi/blm-gis-rest-services/)
- [USGS ScienceBase API](https://apis.io/apis/doi/usgs-sciencebase-api/)
- [Department of Interior agency-codes API](https://apis.io/apis/doi/doi-agency-codes-api/)
- [Department of Interior altitude-datums API](https://apis.io/apis/doi/doi-altitude-datums-api/)
- [Department of Interior aquifer-codes API](https://apis.io/apis/doi/doi-aquifer-codes-api/)
- [Department of Interior aquifer-types API](https://apis.io/apis/doi/doi-aquifer-types-api/)
- [Department of Interior channel-measurements API](https://apis.io/apis/doi/doi-channel-measurements-api/)
- [Department of Interior citations API](https://apis.io/apis/doi/doi-citations-api/)
- [Department of Interior combined-metadata API](https://apis.io/apis/doi/doi-combined-metadata-api/)

## Tags

national-aquifer-codes

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