Developer Central
EPA's Developer Central is a resource for developers who are interested in building applications using EPA data and Web services.

EPA Envirofacts API

Envirofacts integrates information from a variety of EPA’s environmental databases. Each of these databases contains information about facilities that are required to report activity...

Smart Location Database – Service

The Smart Location Database (SLD) summarizes over 80 demographic, built environment, transit service, and destination accessibility attributes for every census block group in the...

ROE Gulf of Mexico Hypoxia Data

This dataset describes dissolved oxygen levels in the Gulf of Mexico. Individual sampling sites are represented by point data. The background polygon shows areas...

OECA Annual Report 2012 Data Package

This downloadable data package shows information on enforcement actions and cases from 2012. They include civil enforcement actions taken by EPA at facilities, criminal...

NEPmap (National Estuary Program Mapper)

The NEPmap is designed to provide information in context with National Estuary Program Study Areas. There are 28 National Estuary Programs (NEPs) in the...