SCS Blog

January 21, 2026

Complying with the Colorado Landfill Methane Rule No. 31

SCS Engineers periodically prepares SCS Technical Bulletins – short, clear summaries of rules, plans, and standards. The Colorado Department of Public Health & Environment (CDPHE) Air Pollution Control Division adopted … Continue reading Complying with the Colorado Landfill Methane Rule No. 31

January 20, 2026

SCS Technical Bulletin: EPA Excludes Health Related Benefits from NSPS

  SCS Engineers periodically prepares SCS Technical Bulletins – short, clear summaries of rules, plans, standards, and advice. On January 2, 2026, the U.S. Environmental Protection Agency (EPA) announced that … Continue reading SCS Technical Bulletin: EPA Excludes Health Related Benefits from NSPS

January 19, 2026

Critical Pressure Modeling and Impact Analysis

Advancing Class VI Permitting: A Lessons Learned Approach to Critical Pressure Modeling and Impact Analysis   Thursday, February 12 Class VI UIC Session 8:30 AM – 10:00 AM Injecting supercritical … Continue reading Critical Pressure Modeling and Impact Analysis

January 15, 2026

Save Time and Money on Waste Management RFPs

SCS Engineers presents an overview of a live webinar titled “Phased by Design: Aligning Data, Dollars, and Decisions in Planning,” which focuses on a case study from the City of … Continue reading Save Time and Money on Waste Management RFPs

January 12, 2026

A Practical, Structured Approach to Critical Pressure Modeling

During a two-year collaboration, SCS Engineers and EPA refined the CP Model and introduced the Endangerment Potential Map—a spatial visualization of migration risk across the site. Instead of relying on a single evaluation point, the EPA suggested a spatially distributed map, which SCS Engineers created. The map spatially depicts ...

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