We help industrial plants comply with clean air regulations by providing Continuous Emissions Monitoring (CEM) solutions.

We are air emissions compliance and monitoring experts for
40 CFR Part 60, 40 CFR Part 63, 40 CFR Part 75, Refinery Sector Rule (RSR)
and other federal, state and location clean air regulations.

ESC Spectrum has over 50 years of experience in monitoring and compliance for clean air regulations. With service and manufacturing facilities staffed by Continuous Emissions Monitoring System (CEMS) experts across the country, we’re standing by to help you.

With recent acquisitions of Control Analytics and Monitoring Solutions, we now deliver expanded CEM and process control products, services, and technical expertise to the Refinery, Petrochem, Ethanol, Power Generation, Pulp and Paper, Glass, Chemical, Metal Production, and other industries.

ESC Spectrum Products & Services for Air Emissions Compliance

Data Acquisition
Systems (DAS)

StackVision, Prism & CEMDAS
Evolution are industry leaders for
air emissions monitoring
and reporting


Custom-made, high-quality
CEMS integrations, including
shelters, mobile systems and upgrades

Data Controllers &
CEMS Parts

CEMS hardware including
the reliable & robust
8864 Data Controller plus Analyzer & CEMS parts

Expert DAS

Reporting, Engineering, IT and Regulatory professionals are standing by to assist you with your DAS challenges

Professional CEMS

Maintenance, inspection, testing, upgrades, repair, calibration
and training experts
at your service

Air Emissions

RATAView for stack testing
QAInsight for QA/QC tracking
FleXReports for Excel data export & reporting

Registration Now Open for Fall User Group & Training in Austin, TX

We’re excited to host our customers at the Westin Domain for four days of learning, networking, and fun! Read our preliminary agenda, watch our short video on how to register, then register to attend.

Discover Upcoming Events

Latest Posts From The Source Blog

ethanol plant emitting pollution for part 60 regulations

An Inside Look at Ethanol Regulations in the CEMS World

The 2007 EPA 40 CFR Part 60 permits’ rule about chemical process plants changed ethanol regulations for CEMS. After 15 years since this rule change, it could be time to update your ethanol plant’s emission monitoring system and possibly look for a DAS that helps comply with 40 CFR Part 60 regulations.

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How to Make Quarterly Reports Easier

Do you usually wait until the end of the quarter to begin generating your quality assurance and hourly emission files? Learn how to improve your Quarterly Report submission process with a few simple suggestions from our Senior Regulatory Specialist.

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ECMPS Re-Engineering Update on ECMPS Computer Screen

ECMPS Re-Engineering Update

The ECMPS Re-Engineering Update includes an extension to the current beta testing period through the end of December 2023. Chris Worley, team leader for the ECMPS Re-Engineering project shares the upcoming changes. Read more below about the update and see how ESC Spectrum Reporting Services can help.

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Part 60 Monitoring Plan Overview

Part 60 Monitoring Plan Overview

Gain a clearer understanding of 40 CFR Part 60 with ESC Spectrum’s useful Part 60 Monitoring Plan Overview. This 13-page overview covers the most common industries found under the Part 60 air quality regulations served by ESC Spectrum’s StackVision™, Prism® and CEMDAS Evolution™ Data Acquisition Systems.

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