CEMS Maintenance
ESC Spectrum offers total Continuous Emissions Monitoring Systems (CEMS) solutions including CEMS Maintenance services. We are your single source for shelters, testing, parts, repair, maintenance, and more – everything you need to keep your CEM system healthy and in compliance. Our expert technicians provide a full suite of CEMS services, from professional maintenance and training to analyzer upgrade, repair, and calibration. We offer yearly CEMS Maintenance Plans, the CEMSProtect Partner Program and CEMS Sitewalks.
CEMS Maintenance Plans
With our expert ESC Spectrum Technicians on-site, your operations will run more smoothly and efficiently. Here are a few ways a yearly CEMS Maintenance Plan can help:
- CEMS Maintenance Activities
- Performance of Required QA Tests
- RATA Support
- 24/7 Technical Phone Support
- Emergency On-site Support
CEMSProtect Partner Program
Our CEMSProtect Partner program provides customizable CEMS Maintenance facilities. Plant staff faces an ever-increasing list of challenges to keep operations running efficiently and comply with evolving regulations.
The CEMSProtect Partner Program provides the services needed to protect equipment and stay in compliance.
We understand that CEMS needs can change regularly. Challenges often vary by quarter, and our professional staff is prepared to adjust each site visit to solve different issues.
CEMS Sitewalk and Evaluation Process
ESC Spectrum’s CEMS Sitewalk and Evaluation process helps operators in various industries assess the condition of CEMS-equipped plants and facilities.
Our team of technicians has over five decades of experience in CEMS and is well-known for high-quality work. ESC Spectrum’s four-step process helps you identify problems before they become critical, and determine what is necessary to correct them.
From The Source Blog

Minimizing CEMS Downtime: Maintenance & Upgrade Strategies
CEMS downtime can lead to compliance risks and operational inefficiencies. This guide covers essential strategies for maintaining hardware, upgrading systems, and managing spare parts to minimize disruptions. Field Service Technician V and SME John Cutaia shares how to keep your Continuous Emissions Monitoring System (CEMS) operating efficiently with proactive maintenance and timely upgrades.

Why It Pays to Upgrade Your Data Acquisition System
Upgrading your Data Acquisition System (DAS) isn’t just about staying current—it’s about improving efficiency, ensuring compliance, and reducing costs. Whether you’re facing outdated technology, new regulations, or inefficiencies, the right DAS can streamline operations and enhance data visibility. Learn the key signs that it’s time for an upgrade and how a modern system can maximize your ROI.

ECMPS 2.0 Update: Key Information You Need to Know
Learn about the latest ECMPS 2.0 updates from the EPA, key changes, and how ESC Spectrum is helping you stay prepared.