Nonpoint source refers to water pollution from diffuse sources that are not directly related to a piped discharge. Section 319 of the CWA provides guidance for the eligibility of nonpoint source (NPS) projects. The following types of NPS projects are eligible to be financed through New York's CWSRF:

• Stormwater Management 
• Municipal Solid Waste (MSW) Landfill Projects 
• Remediation Activities (Water Quality Components Only) 
• Onsite Wastewater Treatment Systems (OWTS)  
• Deicing Materials Storage and Management 
• Waterbody Restoration 
• Land Acquisition for Water Quality Protection 
• Best Management Practices (BMPs) for Agriculture 
• Other NPS Projects