The Western South Dakota Water Supply Project Feasibility Study Act (S. 3723) directs the U.S. Department of the Interior to collaborate with the Western Dakota Regional Water System, Inc., a nonprofit organization, to assess the feasibility of constructing a project that would deliver water from the Missouri River to western South Dakota. The study aims to evaluate the technical, economic, and environmental aspects of the proposed water supply project, which is intended to provide municipal, rural, and industrial water to the region. The bill authorizes up to $10 million in federal funding, covering up to 50% of the study's costs, with the remaining funds to be provided by non-federal entities. Upon completion, the Secretary of the Interior is required to submit a report to Congress recommending whether the project should proceed to construction and detailing the appropriate non-federal share of construction costs, which must be at least 25% of the total. The authority granted by the bill expires 10 years after enactment.
S. 3723 was introduced in the 119th Congress by John Thune (Republican) and is currently listed as “Reported by Committee”. It is classified under the Water Resources Development policy area, one of 43 bills in that area we track this Congress.
John Thune is the sponsor of 18 bills in our database this Congress, so S. 3723 is part of a broader legislative agenda rather than a one-off proposal.
Our conflict-of-interest analysis rates S. 3723 2/10 (low risk), higher than 76% of analyzed bills; the average in Water Resources Development is 2/10.
Supporters of the bill argue that the feasibility study is a prudent step toward addressing potential water shortages in western South Dakota, especially considering the region's susceptibility to prolonged droughts. They emphasize that the study will provide a comprehensive evaluation of the project's viability, including cost assessments, environmental impact analyses, and financial capability evaluations. By involving federal, state, tribal, regional, and local authorities, the study ensures a collaborative approach to regional water resource management. Proponents highlight that the study's findings will equip lawmakers with the necessary information to make informed decisions about future water infrastructure investments, potentially leading to a reliable water supply for municipal, rural, and industrial users in the area.
Critics of the bill express concerns about the allocation of federal funds for a feasibility study without a guaranteed outcome, questioning whether the $10 million investment will lead to tangible benefits. They argue that the study could divert resources from other pressing water infrastructure needs with more immediate impacts. Additionally, some environmental groups worry that the proposed project could have adverse effects on the Missouri River ecosystem, potentially disrupting habitats and water quality. There is also skepticism about the financial burden on non-federal entities, which are required to cover at least 25% of the construction costs if the project proceeds, raising questions about the affordability and financial sustainability for local communities and stakeholders.
The analysis of S. 3723 reveals no direct industry overlaps between the sponsor John Thune's top donor industries and the subject matter of the bill, which focuses on a water supply project feasibility study. The primary donor industries, Health Professionals and Retired individuals, contribute significant amounts of $2.4 billion and $750 million respectively. However, these industries do not have a direct interest in water supply projects, indicating a low likelihood of conflicts of interest arising from this legislation. Voters should be aware that while large donations can raise questions about influence, in this case, the lack of overlap suggests that the bill is unlikely to be swayed by donor interests in these sectors.
Top industries funding John Thune, ranked by total contributions.
Source: OpenSecrets.org (Center for Responsive Politics)
What does S. 3723 do?
The Western South Dakota Water Supply Project Feasibility Study Act (S. 3723) directs the U.S. Department of the Interior to collaborate with the Western Dakota Regional Water System, Inc., a nonprofit organization, to assess the feasibility of constructing a project that would deliver water from the Missouri River to western South Dakota. The study aims to evaluate the technical, economic, and…
Has S. 3723 received a floor vote?
No roll-call vote on S. 3723 is recorded in our database yet. Its current status is “Reported by Committee”.
Does S. 3723 have a conflict of interest?
Our conflict-of-interest analysis rates S. 3723 2/10 (low risk), higher than 76% of analyzed bills; the average in Water Resources Development is 2/10. This score reflects overlap between the sponsor’s campaign funding, lobbying activity, and the industries the bill affects. It is a transparency indicator, not an accusation.
What is the status of S. 3723?
S. 3723 is currently “Reported by Committee” as of our last update on June 12, 2026.
Who sponsored S. 3723?
S. 3723 was sponsored by John Thune (Republican).
