United States: Water

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Article
California Enacts Seven Data Center Bills, Effective January 1, 2027: New Tariff, Entitlement, And Disclosure Rules For Hyperscalers, Developers, And Power Producers
California Governor Newsom signed seven data center bills into law on September 21, 2026, establishing a comprehensive regulatory framework that takes effect January 1, 2027. These bills create new tariff regimes administered by the California Public Utilities Commission, impose extensive reporting requirements on data center operators, and establish water disclosure mandates and CEQA treatment protocols.
United States Energy
FL
Foley & Lardner
Article
TDEC Adopts Amendments To Its Aquatic Resource Alteration Permit (ARAP) Regulations Providing Clarity And Reducing Regulatory Barriers To Development In Tennessee.
Tennessee's Board of Water Quality, Oil and Gas has adopted significant amendments to the state's Aquatic Resource Alteration Permit rules, fundamentally changing how isolated wetlands are regulated following the Supreme Court's Sackett decision. The new regulations establish a tiered system for wetland alterations based on ecological quality, with streamlined permitting processes and expanded exemptions for certain construction activities. These changes promise to reduce regulatory burden on developers whi
United States Environment
BS
Butler Snow LLP
Article
California’s Governor Signs Nation’s “Most Comprehensive” Data Center Laws, Reshaping Regulation Of Energy, Water, And Land Use
California Governor Gavin Newsom has signed seven comprehensive data center bills that fundamentally reshape how these facilities are regulated in the state, imposing unprecedented transparency requirements and regulatory controls over electricity use, water consumption, and land-use impacts. The legislation eliminates CEQA exemptions, establishes new utility tariffs to prevent cost-shifting to ratepayers...
United States Environment
MB
Mayer Brown
Article
EPA Proposes 2027 Construction General Permit For Public Comment
The U.S. Environmental Protection Agency (EPA) recently published its proposed 2027 National Pollutant Discharge Elimination System (NPDES) Construction General Permit (CGP) for public comment. The proposal would replace the current 2022 CGP, which will expire in February 2027, and includes targeted changes addressing (1) the Supreme Court’s decision in City and County of San Francisco v. EPA, (2) submission of Stormwater Pollution Prevention Plans (SWPPPs) when seeking coverage, (3) sediment basin stabilization measures, and (4) purported streamlining of certain permit requirements.
United States Environment
BD
Beveridge & Diamond
Article
Actualizaciones en materia Ambiental en Latinoamérica: abril – junio 2026
This comprehensive alert examines the most significant environmental policy developments across Latin America from April to June 2026, covering major legislative reforms, conservation initiatives, and international cooperation efforts. From Chile's expansion of marine reserves to Mexico's proposed overhaul of environmental law, and Colombia's pioneering conference on fossil fuel elimination, the report analyzes how governments are reshaping environmental governance. The alert provides critical insights into
Global Environment
GT
Greenberg Traurig, LLP
Article
Texas Pauses Data Center Approvals For Statewide Audit, Stops Short Of Ban
Texas Governor Greg Abbott has directed state regulators to halt approvals of pending data center projects while conducting a comprehensive audit of all facilities in the interconnection queue. The directive requires detailed disclosure of each project's reliance on public resources, grid impact, water consumption, and ownership structure, reflecting a broader bipartisan shift among states toward restricting data center development.
United States Energy
JD
Jones Day
Article
Recent Court Case Limits And Shapes Judicial Review Under SGMA
A California appellate court decision establishes new boundaries for challenging groundwater sustainability plans under SGMA, potentially limiting judicial review scope while clarifying when courts should defer to the Department of Water Resources' technical expertise. The ruling addresses critical procedural questions about reverse validation actions and the application of primary jurisdiction doctrine in groundwater management disputes.
United States Environment
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Nossaman LLP
Article
Filling The Federal Void: State-by-State PFAS Regulations In An Era OfDeregulation – Part III
Given the deregulatory approach taken by the Trump administration on PFAS maximum contaminant levels (MCLs) (as detailed in Part I) and the money his administration is making available for states (as detailed in Part II), this Part III analyzes the other side of the Trump administration’s environmental federalism – what the states are doing. States have responded in varying ways to the reduced federal action for PFAS MCLs, including some acting directly in response to the Trump administration’s recent MCL changes.
United States Environment
N
Nossaman LLP
Article
California Environmental Law & Policy Update
Environmental groups push for statewide regulation of polluted stormwater runoff from commercial properties, while President Trump announces funding for a controversial coal-export terminal and the EPA launches an initiative to accelerate superfund site cleanups. California's Air Resources Board approves major changes to its cap-and-invest program, creating a $4 billion decarbonization fund amid concerns from climate advocates.
United States Environment
AM
Allen Matkins Leck Gamble Mallory & Natsis
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