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Laboratory Analyst Exam Portal

Full Program Information
IWEA Certified Wastewater Laboratory Analysts

Thank you for your interest in the Wastewater Laboratory Analyst Certification Exam. Below is important information about the program as well as an application. Once your application is submitted, you will receive an automatic email response indicating the application has been received. You will receive a confirmation email no later than one to two weeks before your exam date with important information for the day of your exam. 

Information Needed to Complete the Application:

  • Completed Application Form (below)
  • Verification of your post-high school education/certifications
  • $70 non-refundable deposit for class I and II or $80.00 non-refundable deposit for class III & IV
    • If you are not an IWEA member, you will be charged an additional $55.00 for a full year of IWEA membership. Your membership will take effect after you complete your exam.
    • An additional $60 is added to the deposit total as an administration fee, should you choose to take your exam through PSI.
  • Supervisor’s verification (This will be sent directly to your supervisor’s email upon completion of your application)

If you cannot make the below dates, you may take the test via PSI. Reach out for more information.

Submit Application

If you are interested in hosting a testing date at your facility, please reach out to staff@indianawea.org.

2026 SPRING DATES – Applications due 3/24

April 21, 2026 at 8:00 AM | IWEA Office at 6510 Telecom Drive, Suite 200, Indianapolis, IN 46278

2026 FALL DATES – Applications due 9/29

October 27, 2026 at 8:00 AM | IWEA Office at 6510 Telecom Drive, Suite 200, Indianapolis, IN 46278

Do none of the dates above work for you?

IWEA also offers exams through our partnership with the testing services PSI. You can find their locations here. To view their locations, select the exam and level you wish to take. Then click CONTINUE. Use the search provided to look by city, state, or zip code. 

Please note: Electing to take your exam via a PSI testing center will incur an additional $60 administration fee.

STUDY MATERIALS

  • Indiana Water Environment Association. 2019. Quality Assurance Manual for Indiana Wastewater  Laboratories, 4th Edition, download here.
  • Association of Boards of Certification, ABC Need-to-Know Criteria for Wastewater Laboratory Analysts. Download here.
  • APHA, AWWA, WEF. Standard Methods of the Examination of Water & Wastewater. Denver, CO. Washington, DC, Alexandria, VA. Found at www.standardmethods.org
  • California State University, Sacramento (CSUS) Foundation, Office of Water Programs. 2001. Operation of Wastewater Treatment Plants, Vol. I and II. Sacramento, CA: CSUS Foundation.
  • California State University, Sacramento (CSUS) Foundation, Office of Water Programs. 2001. Utility Management. Sacramento, CA: CSUS Foundation.
  • California State University, Sacramento (CSUS) Foundation, Office of Water Programs. 2005. Manage for Success. Sacramento, CA: CSUS Foundation. www.owp.csus.edu
  • Code of Federal Regulations. “Occupational Safety and Health Standards.” Title 29 (Labor), Chapter XVII, Part 1910. Found at www.gpo.gov.
  • Code of Federal Regulations. Title 40 (Protection of Environment), Chapter I, Parts 136, 261, 433, 501, and 503. Found at www.gpo.gov.
  • Csuros, Maria. 1994. Environmental Sampling and Analysis for Technicians. Boca Raton, FL: CRC Press. Found at www.crcpress.com.
  • Csuros, Maria. 1997. Environmental Sampling and Analysis Lab Manual. Boca Raton, FL: CRC Press. Found at www.crcpress.com.
  • Csuros, Maria, and Csaba Csuros. 1999. Microbiological Examination of Water and Wastewater. Boca Raton, FL: CRC Press. Found at www.crcpress.com.
  • Smith, Roy-Keith, Water Environment Federation. Water and Wastewater Laboratory Techniques. Alexandria, VA. www.wef.org/ShopWEF
  • U.S. Environmental Protection Agency (US EPA). 1979. Handbook for Analytical Quality Control in Water and Wastewater Laboratories. EPA Number 600479019. Cincinnati, OH: US EPA.
  • U.S. Environmental Protection Agency (US EPA). 1983. Methods for Chemical Analysis of Water and Wastes. EPA Number 600479020. Cincinnati, OH: US EPA. Found at www.epa.gov/nepis/
  • WEF Skills Builder, 10 question quizzes on different topics, https://www.wef.org/skillsbuilder

Indiana Water
Environment Association

6510 Telecom Dr, Suite 200
Indianapolis, IN 46278

317-686-2664

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