Category: API

An application programming interface (API) is a set of data structures, protocols, routines and tools for accessing a Web-based software application. For more information on how the government is using APIs, please go to HowTo.gov.

EnviroAtlas – Metrics for Portland, ME

This EnviroAtlas web service supports research and online mapping activities related to EnviroAtlas (http://enviroatlas.epa.gov/EnviroAtlas). The layers in this web service depict ecosystem services at...

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...

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...

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...