SCS Blog

January 28, 2026

SCS Engineers Appointed as Accredited Offset Verification Body in Washington State

The Washington Department of Ecology has designated SCS Engineers as an Accredited Offset Verification Body within the Washington State Cap-and-Invest program. WAC 173-446-540(1)(c) dictates separate, specialized accreditation for offset verifiers … Continue reading SCS Engineers Appointed as Accredited Offset Verification Body in Washington State

January 26, 2026

Navigating Environmental Permitting Challenges for Data Center Development

As we prepare for the upcoming Air & Waste Management Association (AWMA) conference, we’re pleased to share that our team will be presenting on a topic that continues to grow … Continue reading Navigating Environmental Permitting Challenges for Data Center Development

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 ...

January 7, 2026

Pressure Testing of HDPE Pipes in the Landfill Industry

    High-density polyethylene (HDPE) pipes are among the most commonly used pipes in the landfill industry. HDPE pipes are used as high-pressure carriers for leachate, gas condensate, compressed air, … Continue reading Pressure Testing of HDPE Pipes in the Landfill Industry

January 5, 2026

Environmental Permitting: Tips, Tricks, and Pitfalls to Avoid

  Navigating environmental permitting for new construction or expansion projects can be daunting. The process is filled with regulatory hurdles, stakeholder concerns, and the ever-present risk of costly delays. Drawing … Continue reading Environmental Permitting: Tips, Tricks, and Pitfalls to Avoid

December 31, 2025

Using Waste Limits to Simplify Landfill Design

Solid waste engineers prepare large sets of drawings for landfill design.  The set typically includes several sheets of plan drawings, large-scale cross-sections of the landfill, and many cross-section and plan … Continue reading Using Waste Limits to Simplify Landfill Design

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