Certified Laboratories

Currently Certified/Accepted Laboratories

Laboratories are listed in the attached PDF document.

• Current Certified/Accepted Laboratory List

Laboratory Certification

Obtaining Laboratory Certification

Laboratory Construction and Remodeling Requirements

Requirements for Analyst Certification

On-site Survey Requirements

Issuance of Laboratory Certification

Proficiency Testing

Drinking Water Proficiency Testing Requirements

Required Proficiency Testing Parameters

Approved Proficiency Test Providers

Applications

Submit applications via DWLabCert@epa.ohio.gov or mail to the following address (a hard copy is not required):
 
Ohio EPA Division of Environmental Services (DES)
Laboratory Certification Section
8955 East Main Street
Reynoldsburg, OH 43068

DO NOT SEND PAYMENT WITH APPLICATION, WAIT FOR INVOICE.

To Access Applications, Click on the Links Below:

• Chemical (Limited and Standard) (Word) (PDF)
• Cyanotoxin and Cyanobacteria Screening (Word) (PDF)
• Trace Metals (Limited and Standard) (Word) (PDF)
• Microbiological (Word) (PDF)
• Pesticide-SOC (Word) (PDF)
• Radiochemistry (Word) (PDF)
• THM-HAA-VOC (Word) (PDF)
• Out-of-State Acceptance (Word) (PDF)

Interim Authorization, Click on the Links Below:

• MMO-MUG (SM 9223) Tests (Word) (PDF)
• Plant Control Tests (Word) (PDF)

Fee Schedule

Information on the fees assessed for the evaluation and certification of laboratories is available in the Fee Schedule.

Resources and Reporting

Manuals

• Laboratory Manual for Chemical Analyses of Public Drinking Water
• Laboratory Manual for Microbiological Analyses of Public Drinking Water

Benchsheets

• Chemical Analysis Benchsheets
• Microbiological Analysis Benchsheets
• Cyanotoxin Analysis Benchsheets
• Pipette Verification Worksheet

Presentations

• Laboratory Certification HAB Rule Update Total Microcystins 2016 - Presentation
• Laboratory Certification Update 2016 - OTCO Compliance Workshop

Guidance Documents

• Analytical Requirements for Secondary Treatment with Chlorine Dioxide
• Pipette Verification Worksheet

Reporting

• Reporting and Data Management
• Reporting Tips for Laboratories
• Public Water System Contact Information
• Monitoring Schedules
• Ohio EPA DDAGW Data Reporting Website

Additional Information

• Laboratory Certification Rules
• Laboratory Policies and Guidance
• Apparent Violation Lists 
• Division of Environmental Services 

Ohio EPA Division of Environmental Services (DES)
Laboratory Certification Section
8955 E. Main St.
Reynoldsburg, OH 43068