Great Lakes Environmental Center

Applied Water Quality & Environmental Sciences

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30 Years Protecting Our Water Resources     1992-2022

Great Lakes Environmental Center, Inc. (GLEC) is an established national contracting firm offering applied environmental sciences, research, and compliance assistance focused on water quality and the protection of aquatic ecosystems. GLEC has grown steadily in each year of its existence, delivering services and solutions to government and commercial clients throughout North America. The dedicated employee-owners at GLEC often set the standard in their respective fields by consistently applying our core philosophies of scientific excellence, corporate responsibility, environmental stewardship, and dedication to fulfilling client needs. Our unique experience serving both regulatory agencies and the regulated community translates into viable, insightful, and creative solutions to complex environmental challenges.

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Clean Water Act 316(b) and 316(a) Compliance Services

GLEC services include site-specific  surveys, assessments, sampling, and monitoring programs to help power generation and industrial firms attain CWA 316(b) and 316(a) regulatory compliance. GLEC researchers are experts in aquatic ecology, wetland ecology, vertebrate and invertebrate biology, aquatic toxicology, environmental chemistry, habitat assessment, GIS and regulatory agency interaction.  Our 316(b) and 316(a) services include:

• Fish Impingement Mortality Studies
• Turbine Survival Studies 
• Endangered Species Surveys 
• Thermal Plume Surveys
• Habitat Assessments
• Water Quality Monitoring
• Turbine Survival Studies
• Fisheries Assessments


GLEC owns and operates a wide array of boats, vehicles, and field equipment to support field studies and sediment and water quality investigations. Our Michigan and Ohio laboratories provide aquatic toxicity testing, bioaccumulation and bioconcentration studies.

In The News

  • GLEC Awarded Five Year USEPA National Aquatic Resource Surveys (NARS) Contract

    October 4, 2021 - GLEC will continue to support the USEPA’s NARS program through a new five-year task order contract beginning in October 2021.  GLEC has provided key contractor support to the NARS program since its inception in 2007.  The ...

  • GLEC Providing Training and Logistics Support for the USEPA National Wetlands Condition Assessment 2021

    GLEC received a $1.6 million Task Order award from the USEPA Office of Water to coordinate training and logistics support for the National Wetlands Condition Assessment (NWCA) 2021.  Following the September 2020 award, GLEC will be responsible for training contractor, ...

  • GLEC Conducting Algal Chlorophyll Analysis for the NEON Program
    May 21, 2020

    GLEC was awarded a two-year contract from Battelle to provide analytical support to the National Ecological Observatory Network (NEON) Program, which is funded by the National Science Foundation. The mission of the NEON Program is to design, ...



GLEC operates one of only a few U.S. laboratories accredited for whole sediment toxicity testing. GLEC also maintains NELAP accreditation for chlorophyll and nutrient chemistry testing.


GLEC's Columbus, OH laboratory is ADEQ accredited for Acute Toxicity and Chronic Toxicity testing.



Great Lakes Environmental Center

739 Hastings Street
Traverse City, MI   49686

Phone: (231) 941-2230
Fax: (231) 941-2240