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@USEPA

U.S. Environmental Protection Agency

Protecting Human Health and the Environment
README.md

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The US Environmental Protection Agency's mission is to protect human health and the environment. We develop models, tool, data sets, libraries, and applications to help serve our mission.

As part of the government's open source initiative, we publish software here and are open to recieving contributions depending on the project. Please see each repository's CONTRIBUTING.md file for how you can help.

Check out EPA's public open job postings usabjos.gov.

Here are some interesting topics to explore:

  • ord -- EPA's office of research and development develops models and tools to study environmental issues
  • ow -- EPA's office of water studies and regulates the US's waterways
  • oar -- EPA's Office of Air and Radiation studies and regulates air pollution and emissions

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  1. WNTR WNTR Public

    An EPANET compatible python package to simulate and analyze water distribution networks under disaster scenarios.

    Python 330 191

  2. CMAQ CMAQ Public

    Code for U.S. EPA’s Community Multiscale Air Quality Model (CMAQ) which helps in conducting air quality model simulations

    Fortran 292 207

  3. Stormwater-Management-Model Stormwater-Management-Model Public

    Dynamic hydrology-hydraulic water quality simulation model

    C 249 179

  4. elevatr elevatr Public

    An R package for accessing elevation data

    R 206 27

Repositories

Showing 10 of 501 repositories
  • LCIAformatter Public
    USEPA/LCIAformatter’s past year of commit activity
    Python 25 MIT 11 5 1 Updated Jan 24, 2025
  • fedelemflowlist Public
    USEPA/fedelemflowlist’s past year of commit activity
    Python 34 MIT 21 15 3 Updated Jan 24, 2025
  • CIP-service Public

    Updated version of Catchment Index Processing (CIP) Service to provide an API where outside users can index their own GIS data to NHDPlus hydrography

    USEPA/CIP-service’s past year of commit activity
    PLpgSQL 4 CC0-1.0 1 0 0 Updated Jan 23, 2025
  • CompTox-ToxCast-tcpl Public

    US EPA's Toxicity Forecaster (ToxCast) Pipeline. More information on the ToxCast program available here: https://www.epa.gov/comptox-tools/toxicity-forecasting-toxcast

    USEPA/CompTox-ToxCast-tcpl’s past year of commit activity
    R 33 17 46 4 Updated Jan 23, 2025
  • csb-rebate-forms-app Public

    Code related to the U.S. EPA Clean School Bus (CSB) data collection system. Specifically, this repository provides code for the cloud.gov hosted CSB Rebate Forms Application (i.e., Applicant Dashboard).

    USEPA/csb-rebate-forms-app’s past year of commit activity
    CSS 2 CC0-1.0 2 0 1 Updated Jan 23, 2025
  • NEP-Ocean-Acidification Public Forked from amandovi/NEP-OA-WQ

    Code used for filtering, QAing, and visualizing monitoring data from NEP sites for ocean acidification and water quality analysis

    USEPA/NEP-Ocean-Acidification’s past year of commit activity
    R 1 1 0 0 Updated Jan 23, 2025
  • StreamCat Public

    Landscape summaries of natural and anthropogenic landscape features for ~2.65 million streams, and their associated catchments, within the conterminous USA

    USEPA/StreamCat’s past year of commit activity
    Python 52 14 36 0 Updated Jan 23, 2025
  • EPATADA Public

    This R package can be used to compile and evaluate Water Quality Portal (WQP) data for samples collected from surface water monitoring sites on streams and lakes. It can be used to create applications that support water quality programs and help states, tribes, and other stakeholders efficiently analyze the data.

    USEPA/EPATADA’s past year of commit activity
    R 41 CC0-1.0 19 73 (7 issues need help) 4 Updated Jan 23, 2025
  • GeoPlatform-Request-Tool Public

    Provisions EPA GeoPlatform (GPO) user accounts during emergency response events and projects

    USEPA/GeoPlatform-Request-Tool’s past year of commit activity
    Python 6 3 23 8 Updated Jan 23, 2025
  • toxvaldbmain Public

    R package of scripts used to transform data in toxval_source (processed from ToxVal_Stage package) into normalized ToxValDB format.

    USEPA/toxvaldbmain’s past year of commit activity
    R 3 1 0 4 Updated Jan 23, 2025
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