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New WQX 3.0 profiles are available at waterqualitydata.us/beta/. These profiles will contain recent USGS data added since March 11, 2024, which marks the beginning of limited accessibility for USGS data. Read more about the 3.0 profiles and associated changes here.

This legacy user interface will continue to function for several weeks. However, this user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

Applications using the Water Quality Portal

Applications

This is a partial list of other applications that use data from Water Quality Portal web services. If you know of an application that uses Water Quality Portal data or services, please let us know.

dataRetrieval (1, 2, 3): An R package that can be used to pull data directly from the Water Quality Portal. Many tools have been built around supporting data output from this package.

How's My Waterway: An app designed to provide the general public with information about the condition of their local waters based on data that states, federal, tribal, local agencies and others have provided to EPA. Water quality information is displayed on 3 scales in How’s My Waterway; community, state, and national. This tool compiles data served by the Water Quality Portal and other resources.

ATTAINS: Contains information on water quality assessments, impaired waters, and total maximum daily loads (TMDLs), through data submitted by states under Clean Water Act sections 303(d) and 305(b).

EGRET: The Exploration and Graphics for RivEr Trends (EGRET) R package is used for the analysis of long-term changes in water quality and stream flow, including the water-quality method Weighted Regressions on Time, Discharge, and Seasons (WRTDS).

Water Quality Portal Data Discovery Tool: Allows advanced users to find, filter, view, and analyze water data.

WQX Excel Analysis Tool: Excel based tool originally developed to help tribes determine if their data qualifies for tribal measure SP-14b. The tool pulls data directly from the Water Quality Portal and can be used by any organization to determine where basic water quality exceedance occur.

WQP Dashboard: Excel based tool originally developed to help owners and WQX coordinators determine inventory of data submissions within the last 5 year period. The tool pulls data directly from the Water Quality Portal and can be used by any organization to determine types of data available for download and displaying inventory to bar charted maps.