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Federal dataWater
Expert Query
Published by U.S. EPA Office of Water · Updated 12/15/2006
- Last updated
- 12/15/2006
- First published 12/15/2006
- Update frequency
- Not listed
- Formats
- Web only
- Coverage
- Nationwide
- Federal data
About this dataset
The Expert Query Tool is a web-based reporting tool using the EPA’s WATERS database.There are just three steps to using Expert Query:1. View Selection - Choose what type of information you want from the database.2. Data Element Selection - Choose specific data elements, which will appear as columns in the report, from the database.3. Entering Search Criteria - Refine the data to be displayed and arrange how it will appear in the report.Data can be output from Expert Query in two ways: as HTML (displayed in the user’s web browser) or as a file (comma- or tab-delimited). Files downloaded to the user’s PC can then be imported into a spreadsheet program such as Excel or a database such as Access and manipulated further.
Files and access
Links open the official government source
- Downloadepa.govWeb page
Links open outside websites we do not control.
Frequently asked questions
- Who publishes Expert Query?
- U.S. EPA Office of Water, part of U.S. Environmental Protection Agency, publishes this dataset on Data.gov.
- How often is it updated?
- The publisher does not list a schedule. The last update was on 12/15/2006.
- How do I download it?
- Use the official source link above to view or request the data.
Where this catalog comes from
- Data.gov CatalogU.S. General Services Administration
- State and local open data portalsSocrata Discovery API
- State and city CKAN portalsCalifornia, Virginia, Boston, Houston and more
- Government ArcGIS Hub sitesCity and county GIS data
Catalog checked 10/24/2026
We list dataset descriptions only. Downloads and APIs link straight to the official government source, which holds the current version and its terms of use.
Source: Data.gov · Last updated 10/24/2026 · Listing only; the data stays with the publisher
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