South Dakota Stormwater Resources

For: Planning, design, and construction of wastewater, storm sewer, and nonpoint source pollution control projects

Administered By: South Dakota Department of Agriculture and Natural Resources

Eligibility: Cities, towns, counties, and other public entities

Funding Type: Loans

Max Funding Level: Available funds depend on U.S. Congressional appropriations and loan repayments

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For: Watershed restoration and projects specifically aimed at reducing nonpoint source pollution

Administered By: South Dakota Department of Agriculture and Natural Resources

Eligibility: Local governments, tribal authorities, and non-profit organizations

Funding Type: Grants and Matching Funds

Max Funding Level: None Stated

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For: Best Management Practices (BMPs) such as rain gardens, rain barrels, and permeable pavement

Administered By: The City of Brookings

Eligibility: Residential and commercial property owners in Brookings

Funding Type: Vouchers and Reimbursements

Max Funding Level: $50 – $1,000; Depends on Project

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For: Increasing awareness and stewardship of South Dakota’s water resources through workshops and activities

Administered By: South Dakota Discovery Center

Eligibility: Schools, educators, and community groups

Funding Type: Education

Max Funding Level: Funding is for educational resources and outreach services

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For: Establishing vegetated buffers along rivers, streams, lakes, and other water bodies to reduce sediment, nutrient, and bacterial runoff while improving habitat and aquatic-resource health.
Administered By: South Dakota Department of Agriculture and Natural Resources
Eligibility: South Dakota producers with eligible pastureland or cropland adjacent to a qualifying water body. Participants must establish a 50- to 120-foot average buffer, meet vegetation and grazing restrictions, and enroll the land for 10 years.
Funding Type: Incentive payments and cost-share assistance
Max Funding Level: No dollar maximum or application deadline is stated on the program page. Since enrollment requirements are site-specific, applicants should contact the appropriate East or West River project coordinator before listing the program as currently open.
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For: Drinking-water, wastewater, stormwater, and watershed-restoration infrastructure projects, especially projects not eligible for Drinking Water or Clean Water State Revolving Fund loans.
Administered By: South Dakota Department of Agriculture and Natural Resources
Eligibility: Municipalities, counties, townships, state agencies, federally recognized tribes, qualifying nonprofit corporations, and special-purpose districts with water-resource project authority. The project must be on the State Water Facilities Plan and have completed preliminary design or a watershed assessment.
Funding Type: Grants and loans
Max Funding Level: Varies according to project need, funding availability, and applicant financial capacity. Applications are accepted quarterly, with materials due January 1, April 1, July 1, or October 1.
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For: Public drinking-water infrastructure, including wells, treatment, storage, distribution, and projects needed to meet Safe Drinking Water Act requirements.
Administered By: South Dakota Department of Agriculture and Natural Resources
Eligibility: Governmental entities and nonprofit corporations that have authority to generate revenue and repay debt. Projects must be listed on the State Water Plan and identified in the Drinking Water Intended Use Plan; a facilities plan or preliminary engineering report is required.
Funding Type: Low-interest loans, with possible grant or principal-forgiveness assistance for qualifying applicants.
Max Funding Level: No standard maximum is stated. Disadvantaged communities may qualify for reduced interest rates and terms up to 30 years. Applications are due quarterly on January 1, April 1, July 1, and October 1.
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For: Public facilities, water and wastewater infrastructure, housing, and economic-development projects that benefit low- and moderate-income residents or address community development needs.
Administered By: South Dakota Governor’s Office of Economic Development
Eligibility: Eligible South Dakota local governments and development entities; income-benefit requirements and other criteria differ by CDBG funding category.
Funding Type: Grants
Max Funding Level: Varies by funding category and annual notice. Applications are generally due April 1 or October 1, but applicants should confirm the current category-specific notice before applying.
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