Colorado River Basin Water Security and Infrastructure Act
- Sponsor
- Rep. Biggs, Andy [R-AZ-5]
- Committees
- Foreign Affairs Committee (primary)
- Last action
- Sep 16, 2026
Bottom line
H.R. 10420 seeks to aggressively expand water supply and infrastructure in the Colorado River Basin through federal investment and streamlined regulatory processes, aiming to address severe drought conditions and interstate/international water demands.
What it actually does
This bill establishes a comprehensive federal program to increase water supply in the Colorado River Basin by expediting project approvals, providing significant financial assistance for augmentation projects, and authorizing new federal infrastructure. It specifically targets the Yuma Desalting Plant, proposes a new Mexico desalination program to satisfy treaty obligations, and mandates feasibility studies and construction for California, Arizona, Nevada, and Upper Basin water projects.
Proponents argue
Supporters argue that the Colorado River Basin faces an unprecedented water crisis requiring urgent, large-scale federal intervention. They contend that this bill provides the necessary funding and regulatory relief to rapidly develop new water sources, secure existing supplies, and meet critical obligations, thereby safeguarding regional economies, agriculture, and national security.
Opponents contend
Critics might argue that the bill's broad exemptions from environmental review, particularly NEPA, could lead to significant ecological damage and undermine public participation. Concerns could also be raised about the substantial federal spending, potential for unintended consequences on water rights, and the wisdom of large-scale infrastructure projects without thorough environmental and economic assessments.
The bill is moderately lengthy and covers complex policy areas, requiring a dedicated read. Given its recent introduction, there is ample time for public review and analysis before any legislative action.
Title I, Sec. 101-104
Exclusion from National Environmental Policy Act (NEPA) and Expedited Permitting
This title defines "covered projects" related to Colorado River Basin water supply and infrastructure. Crucially, it exempts these projects from the National Environmental Policy Act (NEPA), meaning they will not require environmental impact statements or assessments. It also mandates a lead federal agency to coordinate and expedite all other federal permits, setting strict 180-day deadlines for final agency decisions, with limited extensions.
Supporters argue
Supporters argue that NEPA and other permitting processes are overly burdensome and cause unacceptable delays for critical infrastructure projects, especially in a water crisis. Expediting these reviews is essential to rapidly deploy solutions and increase water security.
Critics contend
Critics contend that waiving NEPA removes a crucial safeguard for environmental protection and public participation. They argue that rushing projects without thorough environmental review could lead to unforeseen ecological damage, disproportionately affect vulnerable communities, and result in less sustainable or effective solutions in the long run.
Tradeoffs
This provision directly trades environmental review and public process for speed and efficiency in infrastructure development. It balances the urgent need for water solutions against the potential for environmental harm and reduced transparency.
Title II, Sec. 201-208
Federal Financial Assistance for Water Augmentation Projects
This title establishes the "Colorado River Basin Water Augmentation Program" to provide federal financial assistance for eligible water augmentation projects. Projects can include desalination, water recycling, aquifer recharge, invasive vegetation removal, and new storage/conveyance infrastructure. The federal government will provide $2 for every $1 of non-federal funds, up to 66.67% of total project costs. Priority is given to projects benefiting multiple states, increasing municipal water supplies, or reducing reliance on existing Colorado River water. A "Colorado River Basin Water Augmentation Fund" is established with $5 billion authorized.
Title III, Sec. 301-303
Yuma Desalting Plant Restoration and Mexico Desalination Program
This title mandates the Secretary of the Interior to restore and operate the Yuma Desalting Plant at maximum feasible capacity within 180 days, aiming to maximize water for the Mexican Water Treaty obligations and preserve Colorado River water. It also directs the Secretary of State to negotiate an agreement with Mexico for the development of seawater desalination facilities in Mexico, with federal financial assistance, to satisfy or reduce U.S. treaty obligations. The bill links these efforts to Section 202 of the Colorado River Basin Project Act, aiming to reduce the burden on Basin states, but requires Mexico's compliance with its treaty obligations before crediting any water. $1 billion is authorized for the Yuma Plant and $1 billion for the Mexico Desalination Program.
Title IV, Sec. 401-405
Authorization for New Federal Water Infrastructure Projects
This title establishes a program for the Secretary of the Interior to investigate, plan, design, and construct major federal water infrastructure projects. It mandates feasibility studies for projects in California (to capture ocean-discharged water and reduce reliance on Colorado River), Arizona/Nevada (to increase Central Arizona Project supply), and the Upper Basin (to develop apportioned water supplies without impairing existing obligations). Crucially, it authorizes the Secretary to commence construction of these projects upon completion of a feasibility study and determination of technical/economic feasibility, without further Congressional authorization. $12 billion is authorized for this title.
Title V, Sec. 501-505
Authorization of Appropriations
This section authorizes specific appropriations for the programs established in the bill: $5 billion for the Water Augmentation Program (Title II), $1 billion for the Yuma Desalting Plant (Sec. 301), $1 billion for the Mexico Desalination Program (Sec. 302), and $12 billion for Federal Water Infrastructure (Title IV). All authorized amounts are to remain available until expended.
Exempts all "covered projects" from the National Environmental Policy Act of 1969 (NEPA), meaning no environmental impact statements or assessments are required.
Sec. 102, Title I
Why it matters:This is a significant policy change that bypasses a cornerstone of environmental law. While explicitly stated, its placement early in the bill and its technical nature might mask its profound impact on project development and environmental safeguards. It is a common tactic to include such waivers in larger infrastructure or crisis-response bills.
Case for: Proponents argue NEPA causes excessive delays and litigation, hindering urgent infrastructure development needed for water security.
Case against: Opponents contend that NEPA is vital for informed decision-making, public participation, and preventing environmental damage, and its waiver undermines these principles.
Estimated impact: Significantly reduces the time and cost associated with environmental review for potentially hundreds of billions of dollars in future water infrastructure projects, while also removing a key avenue for public and environmental group input and challenge.
States that projects authorized under Title IV (Federal Colorado River Water Infrastructure) that meet certain criteria "shall be considered authorized for construction, and the Secretary may commence construction without further authorization by an Act of Congress."
Sec. 405(b), Title IV
Why it matters:This provision represents a significant shift of power from the legislative branch to the executive branch regarding major infrastructure projects. While clearly stated, its placement might be intended to avoid drawing immediate attention as a standalone policy debate, instead being presented as an administrative efficiency measure within a broader infrastructure bill.
Case for: Proponents argue this streamlines the process for vital infrastructure, preventing political delays and allowing the executive branch to respond more nimbly to water crises.
Case against: Opponents would argue this bypasses essential congressional oversight, reduces accountability, and could lead to projects being initiated without full public debate or scrutiny of their costs and impacts.
Estimated impact: Delegates authority for potentially billions of dollars in federal infrastructure construction to the Secretary of the Interior, bypassing future congressional votes on individual projects.