We’ve made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.


Challenges & Prizes

Challenges and prizes represent tools for EPA to find solutions by tapping into the ingenuity and creativity of crowds. EPA outlines the specifications and criteria for a problem, and the public can submit ideas and proposals for successful solutions. Look below for ways you can get involved.

Prizes provide one new tool for federal agencies to spark innovation.


Stage 1 Winners of Nutrient Sensor Action Challenge to be announced soon! - On July 26, 2017 the Nutrient Sensor Action Challenge was announced. This technology-accelerating challenge is a federal partnership to demonstrate how nutrient sensors can be used by states and local communities to help manage nutrient pollution. Stage 1 of the challenge closed September 20, 2017. Stage 1 winners will be announced Winter 2017. Find more information here

The Wildland Fire Sensor Challenge is now open! On April 6, 2017 EPA and five other federal agencies announced a Wildland Fire Sensors Challenge seeking an accurate, lower-cost, and low-maintenance air quality monitoring system that can be used during a wildfire or controlled fire. Step 1 of the challenge will close  November 22, 2017. Find more information here