About Christopher J. Neumann

Chris Neumann is a Co-Chair of the firm’s Environmental Practice. He counsels clients in the natural gas, petroleum, mining, solid and hazardous waste, and other industries on a wide variety of litigation, environmental, mining, and real estate matters.

Chris represents clients in connection with internal investigations and emergency response following spills, pipe failures and other environmental incidents. He also defends clients in connection with civil, criminal, and administrative environmental enforcement by USEPA, states, tribes, local governments and citizen groups. Chris has advised clients on litigation and enforcement matters, as well as related auditing and compliance matters, under the Clean Water Act (CWA), Clean Air Act (CAA), Resource Conservation and Recovery Act (RCRA), Comprehensive Environmental Response, Compensation and Liability Act (CERCLA), Uranium Mill Tailings Radiation Control Act (UMTRCA), Emergency Planning and Community Right to Know Act (EPCRA), Toxic Substances Control Act (TSCA), Occupational Safety and Health Act (OSHA), Mine Safety and Health Act (MSHA), and numerous other federal, state and tribal laws. Additionally, Chris assists clients in efforts to obtain land use approvals and in efforts to resolve environmental concerns in complex business transactions and real estate acquisitions.

Chris is a trial lawyer and represents clients in complex trials, arbitration proceedings and mediations. He also represents clients in connection with evidentiary hearings and rulemaking proceedings before federal, state and tribal agencies including matters pending before the USEPA, the Colorado Air Quality Control Commission, the Colorado Energy & Carbon Management Commission, the Colorado Water Quality Control Commission, the Colorado Mined Land Reclamation Board, and the Colorado Public Utilities Commission.

Concentrations

•Internal investigations of and response to environmental incidents
•Defense of civil, criminal and administrative environmental enforcement matters
•Environmental Management System and audit program development and implementation matters
•Superfund and other complex environmental litigation
•Commercial litigation involving oil and gas, mining, construction and engineering matters
•Real estate acquisition and environmental aspects of business transactions
•Environmental compliance, permitting and rulemaking matters
•Mine permitting, reclamation, transactional, and finance matters
•Environmental policy and governmental affairs matters
•Global Energy & Infrastructure
•Strategies for drafting and mitigating litigation risk in Environmental, Social, Governance Disclosures
•Land development

Recognition & Leadership

Awards & Accolades

•Listed, The Best Lawyers in America
•Construction Law, 2023-2026
•Environmental Law, 2023-2026
•Real Estate Law, 2024-2026
•Litigation - Environmental, 2026
•Listed, Super Lawyers magazine, Southwest Super Lawyers, 2021
•Listed, Chambers USA Guide, 2007-2025
•Listed, The Legal 500 United States, 2014 and 2018-2025
•Environment - Litigation, 2014 and 2018-2025
•Environment - Regulatory, 2023-2025
•Environment - Transactional, 2023-2025
•Litigation - Product Liability and Mass Tort Defense - Toxic Tort, 2014
•Team Member, a Law360 'Real Estate Practice Group of the Year,' 2023
•Team Member, a Law360 “Environmental Practice Group of the Year,” 2022
•Team Member, U.S. News - Best Lawyers, Best Law Firms Edition, 'Law Firm of the Year,' Environmental Law, 2016
•Team Member, a U.S. News - Best Lawyers 'Government Relations Law Firm of the Year,' 2014
•Recipient, 'Environmental Connection Presenter of the Year,' International Erosion Control Association, 2013

 

Awards

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Services

Areas of Law

  • Litigation
  • Real Estate
  • Other 10
    • Environmental
    • Mining
    • Energy & Natural Resources
    • Infrastructure
    • Federal Regulatory & Administrative Law
    • Government Law & Policy
    • Environmental, Social & Governance (ESG)
    • OSHA
    • American Indian Law
    • Complex Torts

Practice Details

  • Languages
    Spanish
  • Firm Information
    Position
    Shareholder
    Firm Name
    Greenberg Traurig, LLP
  • Representative Cases & Transactions
    Cases
    Experience: Storm Water
    CWA Enforcement
    Compliance: Represented various midstream pipeline
    produced water gathering, treatment
    disposal companies in connection with internal investigations
    response to enforcement relating to spills of produced water
    crude oil.
    Represented midstream pipeline company in connection with enforcement relating to spill of over 26,000 barrels of produced water in North Dakota, resolved by administrative order on consent requiring payment of $49,000 civil penalty, performing a SEP involving delivery of emergency response equipment to local responders valued at $173,000,
    steps to remediate spill. In the Matter of Crestwood Equity Partners, L.P., U.S. EPA Docket Nos. CWA-08-2017-0011
    CWA-08-2018-0002.
    Represented natural gas producer in the Marcellus Shale in West Virginia in connection with EPA civil enforcement action pursuant to Section 404 of the CWA resolved by consent decree requiring payment of a $3.15 million civil penalty, restoration activities
    implementation of a compliance program. U.S. v. Antero Resources Corporation, No. 1:19-cv-00020 (N.D.W.Va.).
    Represented natural gas producer in the Marcellus Shale in West Virginia in connection with EPA civil
    criminal enforcement action pursuant to Section 404 of the CWA relating to construction of well pads
    farm ponds, resolved by consent decree requiring payment of a $3 million civil penalty, restoration activities
    implementation of a compliance program, plea agreement for misdemeanor negligent violations of the CWA requiring payment of a $600,000 criminal penalty,
    administrative agreement addressing debarment matters. U.S. v. Trans Energy, Inc., No. 5:14-CV-00117, No. 5:14-CR-00043-001 (N.D.W. Va.).
    Represented natural gas producer in the Marcellus Shale in West Virginia in connection with U.S. Army Corps of Engineers Section 404 permitting
    compliance matters relating to well pad
    pipeline construction.
    Represented numerous retail, casino
    residential clients in connection with CWA permitting
    enforcement arising from construction dewatering
    remediation discharges.
    Represented a national retail developer on nationwide CWA Storm Water Program compliance
    enforcement matters, including defense of a nine state, 24-site national enforcement action by U.S. EPA which was ultimately resolved by consent decree requiring payment of $3.1 million civil penalty
    performance of $250,000 supplemental environmental project.
    Represented a national home builder, a national aggregate firm
    a Colorado highway contractor on CWA
    Colorado Storm Water Program compliance
    enforcement matters.
    Represented petroleum company in connection with CWA wetl
    s
    other federal, state
    local permitting matters for 150-mile pipeline delivering gasoline, diesel
    jet fuel from Kenova, West Virginia to Columbus, Ohio.
    Represented petroleum company in connection with CWA release reporting
    wetl
    s matters at oil refinery located in Wyoming.

    Oil
    Gas Industry Rulemaking
    Litigation: Represented produced water gathering
    disposal companies in connection with oil
    gas ozone rulemaking proceedings in Colorado
    New Mexico.
    Represented produced water gathering
    disposal company in connection with TENORM waste rulemaking proceedings in Colorado.
    Represented midstream oil
    gas company in connection with litigation relating to sale of
    alleged defects in assets in North Dakota.
    Represented railroad company in connection with litigation alleging mineral trespass by oil
    gas producer in Colorado.
    Represented former owner of petroleum refinery in two
    one half week arbitration of claims in excess of $100 million arising from alleged corrosion-related failure of buried pipe
    subsequent release of petroleum product at refinery. Case settled on a confidential basis prior to final ruling.
    Represented trade group in connection with filing of amicus curiae brief to the Colorado Supreme Court in appeal of ruling that Lone Pine Orders are not permitted under Colorado law in complex hydraulic fracturing or other oil
    gas-related toxic tort cases. Antero Resources Corp. v. Strudley, No. 13-SC-576 (2013).
    Represented Colorado Interstate Gas Co. in l
    mark litigation resulting in finding that Kansas oil
    gas laws
    regulations governing safety
    environmental matters were preempted by Pipeline Safety Act
    Natural Gas Act. Colorado Interstate Gas Co. v. Wright, No. 09-cv-4031 (D. Kan. 2009).
    Represented Colorado Interstate Gas Co. in connection with 2008 Colorado Oil
    Gas Rulemaking
    related Pipeline Safety Act
    Natural Gas Act preemption matters
    rulemaking proceedings.
    Represented El Paso Natural Gas Co. in defense of a first of its kind Pipeline Safety Act enforcement matter stemming from an August 19, 2000 pipeline rupture near Carlsbad, New Mexico in which the company agreed to pay a $15.5 million penalty
    to spend at least $86 million to implement modifications to its pipeline system. U.S. v. EPNG, No. 1:07-cv-715 (D.N.M. 2007).

    Solid
    Hazardous Waste Enforcement, Permitting
    Compliance: Represented hazardous waste company in RCRA citizen suit against U.S. EPA alleging non-discretionary duty claims arising from financial assurance
    post-closure matters at a North Carolina facility.
    Represented hazardous waste company in connection with proposed development of hazardous waste l
    fill in the State of Utah.
    Represented company operating veterinary clinics in California
    nationwide on pharmaceutical waste permitting, compliance
    enforcement matters.
    Represented owner of former automotive center in defense of federal action under RCRA
    CERCLA,
    state class action lawsuit alleging diminution of property value, in connection with the Maryl
    Square PCE Plume in Las Vegas, Nevada, winning dismissal of both actions. Voggenthaler v. Maryl
    Square, LLC, No. 2:08-cv-1618 (D. Nev.),
    Voggenthaler v. Al Phillips the Cleaner Inc., No. A553784 (Dist. Ct., Clark County).
    Represented energy company in successful effort to obtain government investigation
    remediation of sites impacted by uranium waste near former uranium mill
    ab
    oned uranium mine sites through litigation seeking designation of uranium-impacted sites as 'vicinity properties' under the Uranium Mill Tailings Radiation Control Act ('UMTRCA'),
    corrective action under the Resource Conservation
    Recovery Act ('RCRA'). EPNG v. U.S., 605 F. Supp. 2d 224 (D.D.C. 2009), aff'd, EPNG v. U.S., 632 F.3d 1272 (D.C. Cir. 2011)
    EPNG v. U.S., 847 F. Supp. 2d 111 (D.D.C. 2012), aff'd in part, vacated in part,
    rem
    ed, EPNG v. U.S., 750 F.3d 863 (D.C. Cir. 2014).
    Represented trade groups in connection with l
    mark settlement with the Navajo Nation regarding the implementation of newly enacted Navajo Nation Comprehensive Environmental Response, Compensation
    Liability Act ('NNCERCLA'), or Navajo Superfund Law, including exclusion of petroleum or natural gas from any tariff implemented under the NNCERCLA,
    various commitments regarding the scope of the NNCERCLA program.
    Represented metal plating firm in connection with Colorado solid
    hazardous waste enforcement, permitting
    compliance matters.
    Represented biofuels firm in defense of CERCLA Section 106 enforcement proceedings relating to spill of various bio fuels-related materials from facility in Adams County, Colorado. In the matter of Bio Energy of Colorado Site, U.S. EPA Docket No. CERCLA-08-2008-0010.
    Represented Brownfield developer in action seeking reimbursement for approximately $500,000 in cleanup costs relating to historic PCB
    VOC contamination before the Illinois Pollution Control Board. 2222 Elston LLC v. Purex Industries, Inc., PCB No. 03-55 (Ill. Poll. Contr. Bd.).
    Represented national petroleum refiner in connection with litigation relating to RCRA post closure matters at refinery in Casper, Wyoming. Amoco Oil Co. v. EPA, 231 F.3d 694 (10th Cir. 2000).
    Represented various petroleum companies in connection with RCRA closure
    post closure compliance matters at oil refineries in Wyoming, Missouri, Colorado, North Dakota
    Montana.

    Construction
    Engineering Litigation
    Contract Matters: Represented mid-stream energy company in litigation arising from dispute over performance under engineering, procurement
    construction ('EPC') contract for a gas plant facility.
    Represented energy company in litigation arising from design
    sales of allegedly off-spec pipeline valves.
    Represented engineering firm in litigation arising from personal injury allegedly caused by negligent supervision
    construction activities on transportation project.
    Represented mining company in litigation arising from alleged failure of construction contractor to meet design specifications during project construction.
    Represented engineering firm in connection with negotiation of contract to design
    build l
    fill facility.
    Represented various retail
    energy clients in connection with drafting
    negotiating construction
    engineering contracts.

    Environmental Auditing: Represented national wireless telecommunications firm in connection with national environmental audit examining compliance with EPCRA, CWA, CAA
    RCRA pursuant to Audit Agreement with U.S. EPA.
    Represented various retail, aggregate
    energy firms in connection with national environmental management system program development, self-audit
    audit program disclosures,
    auditing of Environmental, Social, Governance disclosures.

    Mining Industry Matters: Represented various clients in connection with diligence
    consideration of lithium
    other energy transition mining acquisitions or investments.
    Represented bond finance client in connection with mining
    environmental diligence for financing of potash mine.
    Represented client in connection with diligence to qualify solar project on mine-scarred l
    for Brownfield site tax credit under Inflation Reduction Act.
    Represented Canadian mining company in connection with environmental diligence
    acquisition of U.S. mining company with gold mine assets in Nevada
    Washington.
    Represented aggregate mining company in connection with permitting
    l
    use approvals for proposed gravel mine in Silverthorne, Colorado.
    Represented various mining companies in connection with mineral streaming agreements, royalty agreements,
    other mineral finance matters.
    Represented various mining companies in connection with ESG disclosure matters, SEC mining disclosure rule matters,
    other securities filing
    disclosure matters.
    Represented energy company in connection with CERCLA Section 113 contribution action relating to alleged former ownership
    operation of silver mine in southwest Colorado.
    Represented gold mining company in connection with permitting of gold mine
    mill in City of Black Hawk
    Central City, Colorado.
    Represented gold mining company in defense of CWA Section 404 wetl
    s enforcement action brought by U.S. EPA
    the U.S. Army Corps of Engineers relating to alleged impacts to wetl
    s from road construction
    site maintenance activities,
    resolved by consent decree requiring payment of a $50,000 civil penalty
    performance of certain restoration
    mitigation activities. U.S. v. Varca Ventures, Inc., No. 1:16-cv-02008 (D. Colo.).
    Represented mining company in connection with National Historic Preservation Act
    related federal, tribal
    state permitting matters for proposed copper mine located in Arizona.
    Represented energy companies in CERCLA cost recovery lawsuit against the United States relating to the San Mateo Uranium Mine Superfund Site in New Mexico, resolved by consent decree requiring United States to reimburse response costs
    to perform response actions totaling approximately 33% of total response costs. United Nuclear Corp. v. U.S., No. 1:15-cv-0411 (D.N.M.).
    Represented energy company in connection with EPA enforcement
    CERCLA cost recovery matters relating to former uranium mines located in Arizona
    operated as part of U.S. Atomic Energy Commission's Domestic Uranium Procurement Program. Won first-of-its-kind summary judgment on CERCLA owner liability of United States as owner of Indian trust l
    on which uranium mining occurred. EPNG v. U.S., No. 3:14-cv-08165, 2017 WL 3492993 (D. Ariz. Aug. 15, 2017). Following two-week trial, won order from court allocating 35% of total response costs to the United States. EPNG v. U.S., No. CV14-8165, 2019 WL 2137265 (D. Ariz. May 16, 2019).
    Represented mining company in connection with federal, state
    local permitting, enforcement
    compliance matters for the May Day Idaho Mine Complex, a gold mine located in La Plata County, Colorado.
    Represented publicly-traded uranium mining company in connection with enforcement, permitting, compliance
    remediation matters at in situ recovery uranium mining operations within
    near the Navajo Reservation.
    Represented various companies in connection with mine permitting, environmental compliance, environmental diligence,
    mineral title matters for gold, silver, copper, mercury, uranium, coal, clay
    aggregate mines in Colorado, Nevada, California, New Mexico, Montana, Alabama, Mississippi,
    Idaho.
    Represented trade group in connection with filing of amicus curiae brief to the Colorado Supreme Court in appeal of a proposed ban on the use of cyanide for heap leach mining by Summit County, Colorado. Colorado Mining Assoc. v. Board of County Comm'rs of Summit County, No. 07-SC-497 (2007).

    Clean Air Act Enforcement, Permitting
    Compliance: Represented butane transloading clients in connection with CAA Risk Management Plan compliance
    enforcement matters.
    Represented produced water disposal
    recycling clients in connection with CAA enforcement
    compliance matters relating to emissions from impoundments
    tanks.
    Represented automotive equipment
    tool manufacturer in connection with CAA mobile source enforcement alleging manufacture
    sale of defeat device.
    Represented national disaster response firm in connection with CAA Asbestos NESHAP program enforcement
    compliance matters.
    Represented data center, telephone
    wireless companies in connection with CAA construction, Title V,
    other permitting
    compliance matters for backup generators.
    Represented oxygenate blender in connection with EPA CAA Fuels Program registration
    compliance matters, including advice regarding RIN transactions
    related renewable fuels compliance matters.
    Represented Colorado l
    fill operator in defense of Compliance Advisory alleging CAA Title V permitting
    NSPS violations.
    Represented Colorado Interstate Gas Company in defense of a Clean Air Act enforcement action alleging violations of the federal NESHAPs, NSPS
    PSD programs, for which CIG agreed to pay a penalty in the amount of $987,757, to pay permit fees in the amount of $32,243
    to perform an ambient air monitoring Supplemental Environmental Project for a period of two years. U.S. v. Colorado Interstate Gas Co., No. 2:09-cv-00649-TS (D. Utah 2009).
    Represented Colorado firm in connection with CAA Fuels Program enforcement case relating to the alleged unlawful blending or refining of various fuel products at a facility in Colorado. U.S. v. Aspen Petroleum Prods., Inc., No. 07-cv-02382 (D. Colo. Jan. 17, 2008).
    Represented petroleum company in connection with CAA permitting
    compliance matters at oil refineries in North Dakota
    Montana.

    Brownfields Development, Environmental Due Diligence,
    Real Estate Acquisition: Represented solar company in connection with environmental
    permitting diligence for proposed acquisition of nearly 200 distributed solar assets in Colorado, California
    Oregon.
    Represented home builder
    brownfield developer in connection with obtaining approvals for PCB remediation in connection with the redevelopment of the former Asarco Globeville facility in Colorado.
    Represented commercial developer in connection with obtaining approvals for PCB remediation at Brownfield redevelopment in Chicago.
    Represented retail developer in connection with national environmental due diligence
    real estate acquisition matters.
    Represented various casino developers in connection with environmental due diligence
    acquisition of casino properties in Black Hawk
    Cripple Creek, Colorado,
    Las Vegas
    Reno, Nevada.
    Represented various developers in connection with environmental due diligence an acquisition of commercial
    residential properties in Colorado, including properties in the Union Station redevelopment, the River North (RiNo) District, Minturn,
    Boulder.
    Represent various investors
    producers in connection with environmental diligence
    acquisition of oil
    gas assets in Colorado
    West Virginia.

    Utility Rate Cases
    Regulatory Matters: Represented municipality
    ski resort in effort to defeat Public Service Company of Colorado's second attempt at a proposed environmental tariff. Docket No. 10AL-908E & Decision No. C12-0158.
    Represented Colorado Interstate Gas Co.
    Wyoming Interstate Co. in connection with Public Service Company of Colorado
    Black Hills/Colorado Electric Utility Company LP's emission reduction plans prepared pursuant to HB 10-1365, the Clean Air - Clean Jobs Act. Docket Nos. 10M-245E, 10M-254E.
    Represented electric cooperative utility in effort to defeat four ballot initiatives proposed in 2010 before the Colorado Title Review Board which would have created air emission, renewable energy
    other requirements
    limitations.
    Represented group of six ski resorts in connection with Public Service Company of Colorado's 2009 electric rate case, including successful effort to defeat first of its kind broad form environmental indemnity
    environmental agreement,
    costly dem
    ratchet. Docket No. 09AL-299E & Decision No. C10-0286.
    Represented national wind energy firm in connection with the 2008 Colorado Resource Plan proceedings before the Colorado PUC. Docket No. 07A-447E.

    L
    Use: Represented national retail developer in Colorado l
    use matters.
    Represented solid waste firms in obtaining major amendments to certificate of designation for solid waste disposal facility
    conditional use permits for transfer station operations.
    Represented mining companies in connection with obtaining l
    use permitting
    approvals in Colorado.

    NEPA Counseling
    Litigation: Represented transit authority in connection with National Environmental Policy Act ('NEPA') matters for expansion
    improvement of transit system.
    Represented municipality in petition for review of agency action under NEPA alleging failure of Federal Aviation Administration ('FAA') to consider alternatives in O'Hare Airport Fly Quiet Program.
  • Additional Links

Experience

  • Bar Admission & Memberships
    Admissions
    Colorado
    U.S. Court of Appeals for the District of Columbia Circuit
    U.S. Court of Appeals for the Eighth Circuit
    U.S. District Court for the District of Columbia
    U.S. Court of Appeals for the Tenth Circuit
    U.S. District Court for the District of Colorado
    U.S. Court of Appeals for the Ninth Circuit
    Memberships

    Professional & Community Involvement

    •American Marshall Memorial Fellowship, German Marshall Fund of the United States (2007)
    •Member, Denver Metro Chamber Foundation, Leadership Denver Program (2006)
    •Adjunct Professor, Hazardous Waste Law and Environmental Enforcement, University of Colorado School of Law (2005-2011)
    •Certified Professional in Erosion and Sediment Control (CPESC)
    •Gubernatorial Appointee, Chairman, Colorado Solid and Hazardous Waste Commission (2005-2016)
    •Gubernatorial Appointee, Vice Chairman, Colorado Air Quality Control Commission (2004-2007)
    •Member, Alumni Board of Directors, Lewis & Clark Law School (2007-2013)
    •Private Pilot, Single Engine Land, Instrument Rating
    •Member, Aircraft Owners and Pilots Association (AOPA)

  • Education & Certifications
    Law School
    Lewis & Clark Law School
    J.D.
    1998 Certificate in Environmental and Natural Resources Law

    Lewis & Clark Law School
    J.D.
    Associate Editor

    Lewis & Clark Law School
    J.D.
    Law Review

    Lewis & Clark Law School
    J.D.
    Environmental Moot Court
    Other Education
    University of Notre Dame
    Class of 1995
    B.S.
    Engineering and Environmental Science - Civil Engineering
  • Personal Details & History
    Age
    Born in 1972
    Chicago, Illinois, December 10, 1972

Contact Christopher J. Neumann

Share Holder at Greenberg Traurig, LLP
4.7
7 reviews

The Tabor Center, 1200 17th Street, Suite 2400Denver, CO 80202U.S.A.

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Fax: 303.572.6540

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Attorneys FAQs

  • Is this attorney admitted to practice in any U.S. Federal Courts?
    Christopher J. Neumann is admitted to practice before the United States Court of Appeals for the District of Columbia Circuit, United States Court of Appeals for the Eighth Circuit, United States Court of Appeals for the Ninth Circuit, United States Court of Appeals for the Tenth Circuit, United States District Court for the District of Colorado and United States District Court for the District of Columbia.
  • Does this attorney speak any other languages?
    Christopher J. Neumann speaks Spanish.
  • Is this attorney Martindale-Hubbell Peer Review rated?
    Yes, Christopher J. Neumann has a 4.7 Peer Rating from Martindale-Hubbell.
  • How many attorneys are in this law firm?
    Greenberg Traurig, LLP has 2750 attorneys at this location.
  • What year was this attorney's law firm established?
    Greenberg Traurig, LLP was established in 1967.