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San Francisco

T(415) 273-7470

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Education

  • J.D., with distinction, University of the Pacific, McGeorge School of Law

  • B.A., Willamette University

Bar Admissions

  • California

Court Admissions

  • U.S. District Court, Eastern District of California

  • U.S. District Court, Northern District of California

Services

  • Environmental & Natural Resources

  • Land Use

  • Litigation & Counseling

Industries

  • Real Estate

  • Manufacturing

Daniel C. Warren

Associate

Daniel is a land use, environmental, and natural resources associate in the San Francisco office, where he helps clients navigate California’s complex regulatory landscape to resolve enforcement actions and litigate disputes. He advises clients in a wide array of environmental matters brought under federal and state environmental laws including the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), the Resource Conservation and Recovery Act (RCRA), the Clean Air Act (CAA), the Clean Water Act (CWA), and the Endangered Species Act (ESA), and California counterparts such as the Hazardous Substances Account (HSAA), and the Hazardous Waste Control Law (HWCL).

Daniel also has extensive land use and transactional experience. He has advised clients regarding the California Environmental Quality Act (CEQA) process and has successfully obtained permits from a variety of California regulatory agencies. Prior to becoming a lawyer, Daniel was a policy analyst with the California Department of Fish and Wildlife and the California Department of Water Resources. During law school, he served as a judicial extern to the Honorable Troy L. Nunley of the U.S. District Court for the Eastern District of California.

Daniel also has extensive land use and transactional experience. He has advised clients regarding the California Environmental Quality Act (CEQA) process and has successfully obtained permits from a variety of California regulatory agencies. Prior to becoming a lawyer, Daniel was a policy analyst with the California Department of Fish and Wildlife and the California Department of Water Resources. During law school, he served as a judicial extern to the Honorable Troy L. Nunley of the U.S. District Court for the Eastern District of California.

  • Superfund site. Assisted with state litigation in Southern California.
  • Client. Represented client in EPA enforcement action.
  • Client. Defended client from Clean Water Act citizen suit.
  • California's Construction General Permit and Industrial General Permit – 2024/2025 Annual Update

    9.11.24

  • Chevron Deference No Longer – Supreme Court Overturns Cornerstone of Administrative Law

    6.28.24

  • EPA Takes Sweeping Actions to Regulate PFAS, California Makes Targeted Moves 

    5.23.24

  • Developer Prevails in Builder's Remedy Lawsuit

    3.08.24

  • 2023 Land Use, Environmental, & Natural Resources Update

    5.01.23

  • U.S. EPA and California Move Towards Comprehensive PFAS Regulation

    5.01.23

News & Insights

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Event

Unexpected Infill Site Hazard Discoveries – What is Enough Analysis under CEQA?

4.07.25

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4.29.25

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4.29.25

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Special Water Supply Edition: California Environmental Law & Policy Update

4.25.25

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Federal Agencies Propose Rescission of “Harm” Definition Under Endangered Species Act

4.24.25

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White House Council on Environmental Quality Releases Draft NEPA Template Following CEQ’s Rescission of Longstanding Regulations

4.22.25

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California Environmental Law & Policy Update

4.18.25

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Newsletter

California Environmental Law & Policy Update 

4.11.25

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California Court Clarifies CEQA Tribal Consultation Duties in First Published AB 52 Decision

4.10.25

Event

Unexpected Infill Site Hazard Discoveries – What is Enough Analysis under CEQA?

4.07.25

Newsletter

California Environmental Law & Policy Update

4.04.25

Ground up view of skyscrapers at dusk

Press, Media, & Articles

Allen Matkins/UCLA Anderson Forecast Survey Podcast: Doubling Down on Retail

3.31.25

Newsletter

California Environmental Law & Policy Update

3.28.25

Newsletter

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5.09.25

Legal Alert

Is Bullock v. Rivian the Nail in the Coffin for California State 1933 Act Claims?

5.07.25

Photo of mountains with trees and grass in the foreground

Legal Alert

Proposed Revisions to Draft Joshua Tree Conservation Plan

5.05.25

Newsletter

California Environmental Law & Policy Update

5.02.25

Press, Media, & Articles

In the Dirt: Environmental regulatory changes at the federal level

4.29.25

Press, Media, & Articles

Landlord Sues Contractors Over $130M Lead, Asbestos at San Francisco Office Property

4.29.25

Photo of mountains with trees and grass in the foreground

Newsletter

Special Water Supply Edition: California Environmental Law & Policy Update

4.25.25

Legal Alert

Federal Agencies Propose Rescission of “Harm” Definition Under Endangered Species Act

4.24.25

Legal Alert

White House Council on Environmental Quality Releases Draft NEPA Template Following CEQ’s Rescission of Longstanding Regulations

4.22.25

Newsletter

California Environmental Law & Policy Update

4.18.25

Photo of mountains with trees and grass in the foreground

Newsletter

California Environmental Law & Policy Update 

4.11.25

Legal Alert

California Court Clarifies CEQA Tribal Consultation Duties in First Published AB 52 Decision

4.10.25

Event

Unexpected Infill Site Hazard Discoveries – What is Enough Analysis under CEQA?

4.07.25

Newsletter

California Environmental Law & Policy Update

4.04.25

Ground up view of skyscrapers at dusk

Press, Media, & Articles

Allen Matkins/UCLA Anderson Forecast Survey Podcast: Doubling Down on Retail

3.31.25

Newsletter

California Environmental Law & Policy Update

3.28.25

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