An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

Request for AIS Waiver for 10-inch Plunger Valve for Fallbrook PUD, California

Comment period closes February 19, 2020:  The following waiver request has been received by EPA and is open for a 15-day public comment period.  Once the public comment period has closed, the waiver will be reviewed by EPA.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.