Site help

    This website has been produced and is maintained by the Office of the EPA (OEPA) to provide comprehensive, easy to understand information about the EPA and OEPA, their operations, functions and services.

    The site has been designed to make it easier for you to find what you're looking for and to get automatic updates when new information is uploaded.

    The EPA is committed to making information accessible to everyone. Publications will be made available in alternative formats as required and on request. Contact us for more information on alternative formats.


    Accessibility features available on this site include:

    • resizing text
    • printer-friendly pages
    • site map

    Changing the text size - At the top right of the page, click on resize font icon to increase or decrease the size of the text step by step. Alternatively, you can change the text size in your browser under Tools > Options or Tools > Internet options.

    Printer-friendly pages - At the top right of the page, click on Print-friendly iconto see a print-friendly version of the page without header graphics or navigation.

    Site map - The site map gives you a quick outline of the main areas of this web site.


    We also want to make it easier for you to know when new information becomes available, to share information with others, and to give us your feedback on the information we provide.

    Communication features include:

      RSS feeds - RSS feeds allow you to subscribe to information on our website and automatically receive summaries of the articles as they are published. There is a link to more information on how to subscribe using RSS in the footer on every page.

      Email pages - If you find information you want to share, click on Email this pageat the top right of each page to send a link to an email address.

      Let us know what you think of our website - We understand that we've made big changes and improvements to this website, and there will be more changes to help you find related information more easily. Your feedback is important and will help inform future enhancements and changes.

      Contact the webmaster -  If you have technical questions or are having problems finding what you are looking for please email the webmaster.

        Software requirements

        Throughout this website, documents and files have been provided in common formats and most computers will already have the required software to read them. The list of software below is provided in case you need to install additional software on your computer:

        • PDF Documents
          • Adobe PDF Reader
        • Microsoft PowerPoint presentations
          • Microsoft PowerPoint Viewer for Windows, or
          • OpenOffice for Linux, Mac OS X and Windows
        • Microsoft Excel documents
          • Microsoft Excel Viewer for Windows, or
          • OpenOffice for Linux, Mac OS X and Windows
        • Microsoft Word documents
          • Microsoft Word Viewer for Windows, or
          • OpenOffice for Linux, Mac OS X and Windows

        Exchanging files between previous releases of Microsoft Office and the 2007 Microsoft Office release

        Microsoft has added new file formats to Microsoft Office Word, Excel, and PowerPoint 2007 to reduce file size, improve security and reliability, and enhance integration with external sources. New documents in Word formats on this website may be provided in MS Office 2007 formats to take advantage of these features. To help ensure that you can exchange documents between Microsoft Office releases, Microsoft has developed a Compatibility Pack for the Office Word, Office Excel, and Office PowerPoint 2007 file formats.

        Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 file formats

        Alternatively, you can contact us to have documents provided in alternative formats.