Searching for NSF Accredited Onsite Water and Wastewater Inspectors is quick and easy. If you have any problems, please contact NSF International.

For more info, visit the NSF Onsite Water and Wastewater Inspectors Program.

NSF offers two ways to Search for Onsite Water and Wastewater Inspectors:

INSPECTOR NAME
Enter at least three letters of a Inspector Name, or leave blank.

INSPECTOR PHYSICAL LOCATION SEARCH

To find inspectors that are located in the United States, select a state.


To find inspectors located in a country other than the United States, select a country.