
Air Dispersion Modeling
Superior Experience to Meet Modeling Objectives
Over the past decade, modeling requirements have increased for industrial facilities. At Sage ATC, we stay on top of the latest developments in modeling techniques and the regulations that require modeling.
Our modelers have decades of experience in air dispersion modeling and have performed thousands of air dispersion modeling analyses all over the world. Our unsurpassed experience with NSR/PSD modeling analyses, state air toxics modeling, RMP off-site consequence analyses, health risk assessment modeling, and more will ensure the success of even your most difficult modeling challenges.
We deliver high-quality, cost-effective modeling products and services by maintaining state of the art modeling computers and by providing the appropriate balance of project management and technical performance for each project.

Contact
Ryan Clausen (504) 352-6023
Highlights
The breadth of our experience, combined with a close working relationship with modeling regulators, provides us with unprecedented successes with even the most challenging projects.

Big Picture Perspective:

Superior Technology:

Superior Relationship with Agency Modeling Staff:

Breadth of Services:
Sage’s offerings include:
Unexpected Event/Episode Monitoring
- Modeling Analysis
- Determining Potential Exposures
Mobile Source Monitoring
- Current and Future Emissions Calculations and Estimates
- In-Use Fleet Emission Factors (MOBILE6)
- Air Quality Levels
Risk Management Plan (RMP) and Risk Assessment Modeling
- Risk Management Models and Utilities
- Hazardous Release Models
- Risk Management Program and Plan Off-Site Consequence Analysis Modeling
- Determination of the Radius of Impact and Population Affected
- Refined Modeling for Realistic Impact Estimates
- Modeling Results Analyses, Interpretation, Documentation, and Reporting
State Implementation Plan (Sip) and Regulatory Modeling
- SO2 SIP
- Nonattainment Evaluation Studies
Expert Testimony and Litigation Support
- Contested Case Permit Hearings
- Expert Witness Testimony
- Non-Testifying Expertise
- Special Dispersion Modeling Studies
- Regulatory Interpretation
New Source Review (NSR) Modeling
- PSD Permits and Increments
- Nonattainment NSR Permits
- National Ambient Air Quality Standards (NAAQS)
- Screening Models
- Near-Field Dispersion Models
- Long-Range Transport Models
- Risk Management Models and Utilities