Environmental Quarterly

Spring, March 2012 BREEZE Software Releases AERMOD 7.5 and Incident Analyst 1.1 EPA’s Utility MACT - The Bell Tolls for Older Plants Trinity Sets Stakes in Pittsburgh and Denver Demand Response Participation Utilizing On-Site Standby Generators Proposed Amendments to the 2011 CISWI Rules Designing a GHG Management Strategy for Operational Advantages Revisions to Non-Hazardous Secondary Materials Regulation MRR Update: New Reporting Deadlines for 2012 EPA Re-Proposes Boiler NESHAP

Fall, November 2011 GHG Quantification Reporting and Lifecycle Assessment: Does One Size Fit All? Modeling Emissions from Offshore Drilling New Air Quality Rules Challenge Oil & Natural Gas Industry CSAPR - The New Transport Rule (Not a Very Friendly Ghost) Dispersion Modeling— New Downwash Calculations Change the Playing Field

Summer, August 2011 MRR Dates and Updates New Permitting Requirements for Sources in Indian Country Bar Code Functionality Enhances EH&S Data Management EPA Proposes “Franken-MACT” for Utilities States Propose Attainment Designations for the New 1-Hour SO2 NAAQS

Spring, May 2011 Defining Solid Waste EPA Finalizes Boiler NESHAP Conducting a Sustainability Assessment: Practical Six-Step Approach for Addressing Stakeholder Interests Small Project PSD Cautions (Post-GHG Tailoring Rule) GHG Reporting Updates Final CISWI Rule

Winter Issue, January 2011 New FLAG Guidance for Class I Area Modeling Trinity Expands West Coast Presence OSHA Increases Enforcement Pressure EPA Issues GHG BACT Guidance A New Approach to SSM Emissions Management

Fall, October 2010 Should Your Company Be Conducting Life Cycle Analyses? Federal Transport Rule — the “New CAIR” Round 1 EPA Establishes New 1-hour Standard for Sulfur Dioxide EPA Proposes Revisions to GHG Mandatory Reporting Rule for Stationary Combustion Sources Staff Spotlight: Environmental Professional Leverages Industry Experience to Benefit Clients Cementing the PC MACT

Summer Issue, July 2010 New NO2 Air Standards Prove Technically Challenging EPA Proposes Updates to CISWI Rules Proposed Boiler MACT Sets Aggressive Emission Limits New Solid Waste Definition Proposed EPA Promulgates the PSD and Title V GHG Tailoring Rule – Are You Ready to Respond? Custom Software Solutions to Modeling Challenges

Spring Issue, April 2010 New Requirements Finalized in RICE NESHAP Enhanced LDAR in the Chemical Industry Understanding GHG Verification Requirements Staff Spotlight: Environmental Veteran Provides Expertise for Power Producers GHG Regulation under the Clean Air Act – Recent Developments

Winter Issue, December 2009 LDAR Deficiencies Lead to Enhanced Requirements Using Your EMS to Improve Energy Efficiency EH&S Employment Opportunities in a Down Market The Tailoring of Greenhouse Gases to the Clean Air Act – Challenges for PSD and Title V Permitting Ahead? EPA Shifts PM2.5 PSD Permitting Policies Staff Spotlight: Atmospheric Chemist Addresses California Air Quality Issues

Fall Issue, October 2009 Navigating NSPS Subpart Db for Boilers: A Case Study Trinity Receives Accreditation to Perform California AB 32 GHG Verification Trinity Launches Redesigned Web Site NESHAP SSM Exemption Vacatur Mandated by the DC Circuit Class I Area Impact Analyses – Recent Guidance and Updates BREEZE Software Releases AERMOD/ISC Version 7.1 Fine-Tuning EH&S Performance with Technology Staff Spotlight: 20-Year EH&S Veteran Helps Companies & Professionals Improve Preparing for EPA’s Mandatory Reporting of Greenhouse Gases Rule

Summer Issue, July 2009 PC MACT Proposal May Signal Widespread Change Smart LDAR — More Cost-Effective? The Shifting Sands of GHG Regulation Responding to Audit Surprises Staff Spotlight: Atmospheric Scientist Tackles Complex Air Quality Issues

Spring Issue, April 2009 The Latest Developments Regarding NSR Aggregation Section 112(r) RMP Renewal Deadline Approaching Return of the Clean Air Interstate Rule—The Court Does CAIR Facilitating Compliance with Consent Decree Requirements using an EMIS Federal GHG Reporting Rule Proposed Confronting Allegations of Air Quality Non-Compliance