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Chemical Data Reporting (CDR)

Contact Us

General Contact Information for the Inventory Update Reporting and Chemical Data Reporting Program

E-mail: TSCA Hotline (tsca-hotline@epamail.epa.gov)

TSCA Hotline Phone: 202-554-1404

IUR/CDR Helpline Phone: 202-564-3012

Central Data Exchange (CDX) Helpdesk

Regular or Certified Mail Address:
U.S. Environmental Protection Agency
ATTN: IUR/CDR Submission
1200 Pennsylvania Avenue, N.W.
Mail Code 7407M
EPA East Building
Washington, DC 20460

Contact Form

EPA welcomes your comments, especially comments on how we can improve our Web site. We strive to respond to every comment with an answer or an appropriate referral as quickly as possible. Most comments will be responded to within 10 business days.

Reporting Broken Links

Report broken links to Karen Hoffman (hoffman.karen@epa.gov).

Please help us answer your request by including a correct e-mail address. We have answered thousands of requests, but we receive many messages that we can't respond to because of incorrect email addresses. Also, if you are referring to a specific page within EPA's web site, please include a URL or title for the site. If your browser doesn't support forms, you can e-mail your comment to us at the TSCA-Hotline (tsca-hotline@epamail.epa.gov).

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