Data Acquisition Systems

Air Emissions Software

Data Acquisition Systems


Discover why more than 3,100 air emissions sources in a wide variety of industries rely on our StackVision Software for monitoring and reporting to meet federal, state and local requirements.


Looking for a flexible, reliable CEMS Data Acquisition System? Prism is built on decades of experience in air emissions compliance to meet federal, state and local requirements.


CEMDAS & COMDAS are user-friendly systems that operate with a Programmable Logic Controller (PLC) and are ideal for Ethanol and Biomass facilities to monitor and report air emissions data.

Air Emissions Software


FleXReports helps facilities easily and securely export data from StackVision into Microsoft Excel for maximum flexibility. Create fleetwide reports that aggregate data and customize the format using Excel functionality.


Schedule, plan and track various activities related to performing Quality Assurance (QA) tests with QAInsight. Run schedule-based status reports by facility or task type for different departments easily.


Designed by CEMS technicians for CEMS technicians, RATAView software helps stack testers perform Relative Accuracy Test Audits (RATA) tests accurately and efficiently to meet air emissions compliance regulations.


Why ESC Spectrum?

We are at the forefront of innovative air emissions compliance solutions that make our customer’s lives easier.


We help customers:

  • Comply with regulatory requirements to avoid audits, inquiries, and fines
  • Streamline reporting needs with our innovative CEMS software
  • Solve challenging issues no one else can

As a market leader, ESC Spectrum provides:

  • Industry expertise rooted in decades in air emissions compliance
  • Software in constant development and updated to meet evolving needs and regulations
  • Customized software implementations
  • All software supported by an in-house staff of developers, engineers, reporting professionals, field technicians, and customer service experts.

Michael is always very professional and knowledgeable.
I am always confident things will be resolved quickly with him.

Dave Patterson

Consulting Engineer (Air Quality Group), Ameren

ESC Spectrum has provided excellent engineering and procurement support.

Juan Cantu

Analyzer Specialist, ENglobal

Alex was very helpful in resolving the issues that I brought to him.

Kevin Bugay

Process Engineer, Cardinal Corporation

Even though we are only data logger users, the support staff has always been extremely nice,
very timely and completely knowledgeable on the topic at hand.

John Markely

Sr. Environmental Engineer, Kyger Creek

Very helpful, understood my issue and found the fix I needed.

Dane Ruberg

Instrument Technician, Xcel Energy

Scott is fantastic, very knowledgeable and very helpful!
Always know I am going to get the help I need when he answers the phone.

Celena Arreola

Environmental Engineer, El Paso Electric

Outstanding customer service!!!

Rick Gregory

IT Specialist/Network Admin, Calumet Specialty Partners

The customer service provided was quick and the agent sent additional information.

Ann Woods

Environmental Scientist, Agua Fria Generating Station

Excellent work!

Daniel Fefer

Contractor, Exelon

From The Source Blog

Final Rules – MATS Residual Risk & Technology Review and Greenhouse Gas (GHG) Performance Standards

In May of 2024, the EPA finalized stricter rules for Mercury Air Toxic Standards (MATS) and Greenhouse Gas (GHG) Performance Standards. Key changes include tighter limits on particulate matter and mercury emissions, mandatory use of PM Continuous Emissions Monitoring Systems (CEMS), and new compliance timelines. Learn more about how these final rules can affect your facility.

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