Data Catalog

• Federal

  Pacific Island Network Water Quality Monitoring Dataset

  Department of the Interior —

  This dataset contain data collected during water quality monitoring for the Pacific Island Network. Water resources in the Pacific Island Network (PACN) support rich...

  • XML
  • ZIP
  • ZIP
• Federal

  Pacific Island Network Streams Monitoring Dataset

  Department of the Interior —

  Long term stream monitoring for the Pacific Island Network: Throughout the world, freshwater ecosystems are considered to be among the most vulnerable systems. In the...

  • ZIP
• Federal

  Great Smoky Mountains National Park Vital Signs Aquatic Monitoring Sites

  Department of the Interior —

  Great Smoky Mountains National Park (GRSM) contains over 3400 km (2000 mi) of pristine waterways. As streams drain the forested ecosystems of the Park, they integrate...

  • API
  • API
• Federal

  IMD Water Quality Portal Archive 5/7/2025

  Department of the Interior —

  This is a backup of all Inventory and Monitoring Network discrete water quality data uploaded to the EPA Water Quality Exchange/ STORET as of May 2025.

  • CSV

You can also access this registry using the API (see API Docs).

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