Are You Ready For DMR-QA 41?

At the beginning of each year, the U.S. EPA notifies NPDES permit holders of your requirement to participate in the annual DMR-QA study. Waters ERA provides you with the tips and tricks needed to complete those requirements.

Note: All dates are subject to change based on the final U.S. EPA Section 308 Announcement Letter.

Key resources to get you started:

• DMR-QA 41 EPA Announcement Letter
• DMR-QA 41 Checklist
• DMR-QA 41 Planning Guide
• DMR-QA 41 Corrective Action Order Form

DMR-QA Training Videos Ensure Success with your
pH, TSS and Ammonia Analysis

We Are Here To Help

Choosing Waters ERA as your DMR-QA Study Partner gives you complete access to the most experienced customer service team in the industry.

You’ll enjoy:

• No hassle product replacement
• Expert guidance for every step of the PT process
• Help understanding and navigating regulatory requirements

​Helpful Tips to guide you:

• FAQs

Ordering made easy:

• DMR-QA 41 Order Form
• Chemistry
• Microbiology
• Whole Effluent Toxicity

When You Succeed, We Succeed

Our technical experts are here to help you improve your analysis techniques to ensure your success. If you have a challenge, we’ll help you correct it.

• Analysis Tips
• Corrective action support

Online PT Data Management

As your partner in defensible data, we provide you with tools to effectively manage your PT program, assess risk and evaluate trends over time. eDATA™ is an online PT data management portal that helps you improve long-term quality assurance.

• Learn more about eDATA
• eDATA User Manual
• eDATA FAQs