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Bill

Bill

S 4400

Requires DEP to conduct study of short and long term effects of water use by large-scale data centers.

2026-2027 Regular Session

The bill requires the DEP to study how large-scale data centers affect New Jersey’s water use and ecosystems, informing future policy and regulation.

Introduced in the Senate, Referred to Senate Environment and Energy Committee
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Bill Summary · S 4400

Bill Summary: S 4400 (New Jersey, 222nd Session)

Purpose and intent

  • The bill requires the New Jersey Department of Environmental Protection (DEP) to study the water use impacts of large-scale data centers.
  • Specifically, it directs a study of both short-term and long-term effects of water consumption and related environmental factors associated with these facilities.
  • The goal is to inform policy decisions and potential regulatory actions to manage water resources and protect public and ecological interests.

Key provisions and changes

  • Mandate: The DEP must conduct a comprehensive study focusing on water use by large-scale data centers within the state.
  • Scope of study:
    • Short-term effects: Immediate and near-term water withdrawals, consumption, and potential stress on local water supplies.
    • Long-term effects: Sustained water demand, cumulative impacts on aquifers, streams, wetlands, and overall watershed health over time.
    • Environmental considerations: Potential effects on downstream ecosystems, habitat, and thermal/prescriptive impacts related to data center cooling and operations.
    • Resource management: Patterns of water reuse, recycling, or alternative cooling technologies and their effectiveness.
  • Deliverables: The bill likely directs a final report or set of findings with conclusions and recommendations (exact reporting format, timeline, and stakeholder involvement to be specified by the statute or during committee proceedings).

Affected parties and potential impacts

  • Primary agency: New Jersey Department of Environmental Protection (DEP).
  • Data center operators and developers: May face increased regulatory scrutiny or future policy considerations based on the study results, especially if findings indicate significant water resource impacts.
  • Local communities and ecosystems: Potential influence on permitting, drought response planning, and watershed management decisions.
  • Water utilities and regional water resources: Could inform allocation priorities, resilience planning, and infrastructure investments if the study highlights local or regional stress.

Procedural and timeline aspects

  • Introduction and referral: The bill was introduced in the Senate and referred to the Senate Environment and Energy Committee (as of 2026-06-04).
  • Next steps (typical legislative process): The committee would review, possibly hold hearings, and amend the bill before it moves to the full Senate for a vote. If passed, it would proceed to the Assembly (or follow the jurisdictional path for New Jersey) and then to the governor for signing or veto.
  • Study timeline and reporting: The bill text would ordinarily specify a deadline by which the DEP must complete the study and submit a report to the Legislature, including milestones, methodology, and recommended actions. If not explicit in the summary, the committee substitute or final enacted text would provide exact dates.

Practical considerations

  • Policy impact: The study could serve as a basis for future regulatory standards on data center water use, cooling technologies, and drought resilience in New Jersey.
  • Data and methodology: Expect emphasis on transparent methodology, data sources, geographic scope (which data centers or regions), and engagement with industry, water users, and environmental groups.
  • Potential follow-up actions: Depending on findings, the Legislature could consider freshwater withdrawal limits, permitting changes, conservation programs, or incentives for water-efficient cooling.

If you’d like, I can tailor this summary to reflect the specific sections and language of the enacted bill once the full text is available or provide a comparison with similar study-mandate bills in other states.

Compiled from official sources — confirm details with the bill’s official record.

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