The Source Blog

Welcome to The Source, ESC Spectrum's air emissions compliance blog.

After 50 years in the air emissions compliance industry, we’ve seen it all. We are passionate about helping people comply with clean air regulations and believe in sharing what we’ve learned with others.  The Source blog provides explanations and advice regarding federal, state, and local regulations, Continuous Emissions Monitoring Systems (CEMS) best practices, audit checklists, case studies, news, and more. Want to suggest a blog topic or participate in a case study? We would love to hear from you.

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Featured Topic: ECMPS

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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.

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Gas Chromatography CEMS for Refining: Performance Specification 9

Learn more about 40 CFR Part 63 Subpart CC Performance Specification 9 to ensure accurate measurement of gaseous organic compound emissions. Performance Specification 9 (PS-9) establishes the requirements and procedures for Gas Chromatographic Continuous Emission Monitoring Systems (CEMS) in stationary sources.

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Navigating Refining Regulations: 40 CFR Part 63 Subpart CC

Learn more about National Emission Standards for Hazardous Air Pollutants from Petroleum Refineries specifically on 40 CFR Part 63 Subpart CC. This blog post outlines the steps to comply with Subpart CC and how ESC Spectrum can equip your facility to streamline emission monitoring needs.

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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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Best Practices for Replacing Your Analyzers Under Part 75

This article explores the significance of stack analyzer replacement due to factors like aging, obsolescence, and poor performance. Gain valuable insights into the complexities of CEMS analyzer replacement and recertification, aiming to assist industrial and utility plants in maintaining compliance with air quality regulation 40 CFR Part 75.

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2024 User Group & Training: Register Now!

Hilton Pensacola Beach 12 Via De Luna Drive, Pensacola, FL, United States

Mark your calendars and get ready for our 2024 User Group & Training. In 2024, ESC Spectrum is bringing together the CEMS and DAS Training along with the Fall User Group events into one big event. Join us at the Hilton Pensacola Beach Resort in sunny Pensacola, FL. Register now!

ESC Spectrum Office Closure: Labor Day

ESC Spectrum 10801 N MOPAC EXPY, AUSTIN, United States

ESC Spectrum offices will be closed for Labor Day on September 2, 2024. For emergencies, please contact Support at 512-250-7900.

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