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 www.epa.gov. 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 This website is no longer updated and links to external websites and some internal pages may not work.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 »

General Permit for Low Threat Discharge on Navajo Nation: NNG990001

NPDES Permit, Fact Sheet, and Response to Comments for NPDES General Permit for Low Threat Discharge (LTGP) on Navajo Nation. This NPDES General Permit is intended to provide coverage to entities that discharge wastewater that is relatively pollutant free, below a specified volume, and/or for a limited time, within the Navajo Nation.

This permit was issued on: March 23, 2018
This permit shall become effective on: May 1, 2018
This permit shall expire at midnight on: April 30, 2023

If you experience a problem reading a document with assistive technology, please contact us.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.