Official Government Website

Grants and Loans

DEQ administers federal and state funds for grants and low-interest loans to improve the quality of Idaho’s water resources. Our drinking water grants and loans assist eligible public drinking water systems with facility planning projects to ensure safe and adequate supplies of drinking water. Our wastewater grants and loans help entities build or repair existing wastewater treatment facilities to achieve and maintain compliance with state and federal standards.

Funding Assistance at a Glance

Click on the maps below to learn about drinking water, wastewater, and the total grants and loans funding assistance to communities by county for 2000-2020. 

Drinking Water Grants and Loans
Wastewater Grants and Loans
Total Grants and Loans

Facility Planning


Other Funding

Source Water Protection Grants

Nonpoint Source Subgrants

Lead Testing

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