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Contact Us about High-End Scientific Computing

Report an environmental violation

Report a Violation

Report possible violations of environmental laws and regulations.

Please use the form below to send us comments or questions about High-End Scientific Computing at the EPA. Be sure to include your e-mail address if you'd like a response.

Mailing Address:
U.S. Environmental Protection Agency
109 TW Alexander Drive
Mail Code: N229-01
RTP, NC 27711

Technical Support

For help with downloading or program specifics, contact EDM Technical Support

To Request Additional Data

If you have suggestions for additional data that EDM could serve, please send an email to EDM Technical Support.

EDM Mailing Lists

  • EDM-Announcements. Receive periodic announcements of software updates and new data added to EDM. Send an email to EDM Technical Support with "EDM Announcements" in the subject line.
  • EDM-Discussion. Join other EDM users in an email discussion group. Send an email to EDM Technical Support with "EDM Discussion" in the subject line and give us permission to share your email address with other EDM users.

If you require support for Real Time Geospatial Data Viewer (RETIGO), please send an email to retigo@epa.gov with your question.

If you require support for Remote Sensing Information Gateway (RSIG), please send an email to rsig@epa.gov with your question.

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