User Support and Agency Contacts

AQS User Support is provided through the EPA Call Center, which is operated under contract to the EPA.
The toll free number is 1-866-411-4EPA (4372). TDD: 1-866-489-4900 International callers: 1-703-679-1070
Their hours of operation are 6:00am - 9:00pm E.T. (Monday - Friday, excluding Federal holidays). You may also contact the Call Center via email (EPACALLCENTER@epa.gov) or fax (703-674-1008).

Central Data Exchange (CDX) is EPA's electronic reporting site. CDX support is available toll-free between the hours of 8:00 am and 6:00 pm (EST) at 888-890-1995.

Contact a National or Regional EPA representative or a State, Local, or Tribal Agency representative http://www.epa.gov/air/data/contacts.html

An unofficial user support network has been established for use by the AQS user community at Yahoo. Please feel free to use the user support network to make comments and suggestions. Your questions, comments and suggestions may help someone else with a similar problem as well as provide EPA with a better feel for problems in using the application.

You may access this user group at http://groups.yahoo.com/group/AQSUsers/
Instructions for use of the group are available from Yahoo. Please realize that the use of Yahoo for the group does not imply any endorsement of Yahoo by the US EPA. This group is un-moderated and EPA is not responsible and does not endorse information therein.

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User Support and Agency Contacts

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