CEMS Equipment & Shelters

ESC Spectrum delivers top-of-the-line CEMS Equipment, Racks & Shelters
to tackle the most demanding monitoring challenges required by the EPA.

Our high quality craftsmanship that goes into designing and building your required system is what sets us apart from others. High-quality work means less maintenance over the years, reducing costs. Explore our range of systems and products below and let us enhance your facility’s operations.


Why ESC Spectrum?

ESC Spectrum has decades of experience providing integrated systems for air emissions compliance in various industries and applications.

Our integration specialists are experts in the design and construction process – from understanding permit and regulatory requirements and technical planning to installation, start-up, maintenance, and operation.

ESC Spectrum provides the following integrated systems for EPA Part 75, Part 60, and Part 63 requirements:

  • Hazardous area CEM systems
  • Dilution CEMS
  • Full Extractive Dry Basis CEMS
  • In-situ CEMS
  • Hybrid CEMS
  • Hot/Wet Extractive CEMS
  • Mobile testing systems and portable CEMS
  • HAPS and hydrocarbon CEMS (for HCl, Mercury, Hydrocarbons – Methane and Non-Methane, H2S, and Total Sulfur)
  • CEMS for all major pollutants, including: NOx, SO2, CO, CO2, O2, Flow, Particulate, and Opacity

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

Refining Processes: Understanding Flare Requirements in EMACT

The Ethylene Manufacturing National Emission Standards for Hazardous Air Pollutants (NESHAP) under Subpart XX and YY establish requirements to control hazardous air pollutants (HAP) emissions from ethylene production units. This blog post focuses on the flare requirements specified in these regulations.

Read More »
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