Atty. Erika K. Powers

Atty. Erika K. Powers

Chair of the firm’s Environmental Department, Erika Powers’ practice is totally focused on nationwide water quality issues. Her ability to understand the most complex details of a matter without losing sight of the macro agenda and big-picture client objectives is critical when analyzing the intersection of science and law surrounding water quality regulation.

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Profile Summary

About Erika K. Powers at a glance

Erika K. Powers is a environmental attorney based in Chicago, Illinois, practicing at Barnes & Thornburg LLP. Admitted to practice in Illinois, Illinois State Bar Association and Michigan, State Bar of Michigan. Educated at The University of Michigan Law School (J.D., 1994) and University of Michigan (J.D., 1994). Recognitions include Best Lawyers in America — Environmental Law (2026), Best Lawyers in America — Water Law (2026), and Best Lawyers in America — Awards: (2026). Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

Chair of the firm’s Environmental Department, Erika Powers’ practice is totally focused on nationwide water quality issues. Her ability to understand the most complex details of a matter without losing sight of the macro agenda and big-picture client objectives is critical when analyzing the intersection of science and law surrounding water quality regulation.

Notably, Erika provides veteran legal counsel regarding regulatory matters involving state and federal environmental agencies, as well as CWA administrative and judicial litigation. She advocates to support her clients’ interests in water quality rulemaking and policy development, crafts strategies to achieve client objectives while maintaining compliance with water quality regulations, helps clients contest agency decisions in federal and state courts, and defends clients against citizen suits and agency enforcement actions seeking damages and penalties.

Listed among The Best Lawyers in America in environmental law, Erika is valued for her ability to balance national water policy with the daily challenges of managing local, regional and multistate water-related initiatives. She helps clients achieve their goals while addressing agency concerns in the decision-making process. Because many of Erika’s clients are at the forefront of innovation in water quality law and face the challenge of budgetary constraints, she remains steadfastly dedicated to helping them maximize their results with limited resources while adhering to state and federal regulations.

Erika is a regular invited speaker and educator on municipal and industrial Clean Water Act issues at legal and professional associations and community groups across the country. Erika assists clients with:

  • Negotiating and modifying wet weather consent decrees between public utilities and state and federal agencies
  • Developing combined sewer overflow (CSO) long-term control plans (LTCPs) and separate sewer overflow (SSO) minimization plans
  • Developing integrated plans to prioritize municipal investments in water-related obligations
  • Working collaboratively with clients and regulators to achieve strategic municipal and business objectives while fully complying with Clean Water Act requirements
  • Participating in federal and state water policy development and rulemaking efforts
  • Challenging environmental rules promulgated by U.S. EPA and state agencies, including water quality standards and effluent limitations guidelines
  • Providing advice on obtaining, complying with, and appealing NPDES wastewater discharge permits
  • Defending against U.S. EPA and state enforcement actions and citizen suit
  • Developing and modifying municipal pretreatment programs
  • Developing site-specific water quality criteria
  • Developing, negotiating and appealing total maximum daily loads (TMDLs) established by state and federal agencies

Practice Areas Explained

Erika K. Powers's Areas of Practice

Each practice area below reflects the types of cases Erika K. Powers handles, with a brief overview of what that area of law covers.

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Erika K. Powers is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.

Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about Erika K. Powers

Where is Erika K. Powers's law office located?
Erika K. Powers's law practice is located in Chicago, Illinois. The firm is Barnes & Thornburg LLP. You can contact the office directly through this profile page.
What practice areas does Erika K. Powers handle?
Erika K. Powers focuses on environmental. Each practice area listed reflects experience handling cases of that type in Illinois.
Where did Erika K. Powers go to law school?
Erika K. Powers earned their education at (J.D., 1994); (J.D., 1994); (B.A., 1990).
How can I contact Erika K. Powers for a consultation?
You can contact Erika K. Powers directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Erika K. Powers received?
Erika K. Powers's notable recognition includes: Best Lawyers in America — Environmental Law; Best Lawyers in America — Water Law; Best Lawyers in America — Awards:; Best Lawyers in America — The Best Lawyers in America, 2017 to Present, Environmental Law.

Practice Areas

Education

J.D.
The University of Michigan Law School
- 1994
J.D.
University of Michigan
- 1994
B.A.
Alma College
- 1990

Awards

Best Lawyers in America — Environmental Law
- 2026
Best Lawyers in America — Water Law
- 2026
Best Lawyers in America — Awards:
- 2026
Best Lawyers in America — The Best Lawyers in America, 2017 to Present, Environmental Law
- 2026

Bar Admissions

Illinois, Illinois State Bar Association
Michigan, State Bar of Michigan

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