Category: Applications

This page shows the green apps we’ve collected that use EPA data. You can sort them by topic and platform or you can search for them in the search box. Submit an application here. Before you submit an app, please read our application disclaimer.


New Features Added!

  • 2/19/15 H2Osafe – New features include faceted search, contaminant articles, county scorecard, enhanced county water systems map, responsive design.
uv_index 0

EPA UV Index

The Ultraviolet (UV) Index provides a daily and hourly forecast of the UV radiation levels from the sun on a 1 – 11+ scale....

hows_my_waterway 0

How’s My Waterway?

How’s My Waterway is a mobile-friendly website that helps people quickly find information, in plain-English, about the condition of their local waters on their...

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Forecast Now

Forecast Now uses any user-entered town and state to provide you with the latest detailed local forecast, hazardous weather conditions, air quality index, radar...

Water Safe 0


The goal of H20safe is to inform citizens of water contamination in their area and act on it by contacting their representatives. H2Osafe has...

ozonemap 0


OzoneMap provides a real-time ozone map that allows residents of the Houston, Texas region to make informed decisions about protecting their health by limiting...

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Indoor airPLUS Builder

Home builders and verifier partners in the field at new home construction sites have easy access to the tools and resources of EPA’s Indoor...