Latest News

6 Strategies to Maximize CEMS Data Availability

A CEMS percent monitor availability (PMA) is a key component in determining how well a CEMS program is performing. If the PMA is below 95%, you may face consequences like additional reporting requirements for Part 60 facilities and more punitive data substitution values for Part 75 facilities.

Below, we detail 6 strategies you can implement to help you increase the CEMS PMA and reduce potential reporting and data replacement consequences.
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DAHS Updates for Part 75 XML Reporters

On Wednesday, September 11, 2019, EPA announced the 2019 Quarter 3 release of the ECMPS client tool. Included in this release are checks to allow reporting of system and component ID’s during periods of missing data. In reality, the changes are much more broad than that, and also include changes to formula ID’s, MODC and reporting of emissions data for combined cycle units with bypass stacks. The VIM Technologies development and compliance teams have been working closely with EPA since they originally announced these changes in March 2019.
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Vendors at 2019 VIM User Group

We’re committed to making the 2019 VIM User Group the best place to learn how to get the most out of CEMLink6, network with other professionals, and refresh your industry knowledge. Our vendors contribute to this goal, and elevate the event by providing a high level of knowledge, expertise, and professionalism. We’d like to thank the following vendors for participating in this year’s User Group:

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Beginner/Intermediate Lessons in Track I of CEMLink6 Training

CEMLink6 is incredibly useful for any organization that’s looking to collect and report on their emissions data. Track I of the 2019 VIM User Group is geared towards helping newer users understand everything from the user interface to reporting and regulations. Here are the classes that are available in Track I:

Orientation to a CEMLink6 DAS

If you’re a plant technician or environmental support staff responsible for CEMS/DAS systems, this class is for you! We’ll talk about the reasons you’ll need a standalone data acquisition system, then break down each component of the DAS build process. Each user interface we discuss will be from an introductory perspective.

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Intermediate/Advanced Lessons in Track II of CEMLink6 Training

We’re offering a wide variety of training opportunities at the 2019 VIM User Group in Sheraton Music City Hotel in Nashville, TN. There are eight (8) brand new classes along with refreshed/updated content in the remainder. Come witness firsthand what new tools are available to you in CEMLink6. Sessions available in Track II are:

Calibration Utilities

If you’re a technician or environmental engineer responsible for managing CEMS ongoing quality assurance requirements, you may want to attend our Calibration Utilities course. This course covers every aspect of the Cylinder Management, Calibration Control, and Calibration Data Viewer user interfaces.

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Advanced Lessons in Track III of CEMLink6 Training

The 2019 VIM User Group is a great opportunity to get training on the CEMLink 6 software. If you already have a lot of experience with CEMLink 6, you may find it difficult to decide what sessions – if any – would be an effective use of your time. The sessions in Track III are carefully crafted for advanced users like you, with information on tips, tricks, and features that will make you more effective in your day-to-day job. Here are some of the sessions that are available in Track III:

Advanced Tips-n-Tricks

Our new Advanced Tips and Tricks session covers a variety of features within CEMLink 6, as opposed to just one feature. We’ll focus on showing off lesser known tips, tricks, and features that will help you become a more productive and efficient user. This session is perfect for users who want to become well-rounded, or don’t know which of our advanced sessions to attend.

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Factors to Consider When Replacing Your DAS

Your Data Acquisition System (DAS) helps to monitor emissions and keep your company compliant. When you determined it is time to replace your DAS there are several factors you need to take into consideration while moving forward with the upgrade. Discover some of the hidden challenges associated with the endeavor:


Often overlooked, infrastructure can pose as a major hindrance to a successful DAS upgrade. Ethernet is the most common connection. You’ll want to make sure you have connectivity from all your monitoring locations that loops to one, central location. Incorporate the process group and IT team into the decision-making process to make sure every angle is covered. Evaluate current needs with those of the future in mind.

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