National Technical Reports Library

The National Technical Information Service acquires, indexes, abstracts, and archives the largest collection of U.S. government-sponsored technical reports in existence. The NTRL offers online, free and open access to these authenticated government technical reports. Technical reports and documents in its repository may be available online for free either from the issuing federal agency, the U.S. Government Publishing Office’s Federal Digital System website, or through search engines.

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Title/Authors	Accession Number	Publication Year	Page Count
Concentrations from Above-Roof Releases of Laboratory Exhausts: A Wind Tunnel Study. Thompson, R. S.	PB92164821	1991	12 pages
Fluid Modeling Simulation of Stack-Tip Downwash for Neutrally Buoyant Plumes. Snyder, W. H; Lawson, R. E.	PB92166644	1991	16 pages
Downwash of Plumes in the Vicinity of Buildings: A Wind-Tunnel Study (Book Chapter). Snyder, W. H.	PB94197431	1994	16 pages
Guideline for Fluid Modeling of Atmospheric Diffusion. Snyder, W. H.	PB81201410	1981	204 pages
Selection Criteria for Mathematical Models Used in Exposure Assessments: Atmospheric Dispersion Models. Fields, D. E; Garrett, J. F; Hively, L. M; Miller, C. W; O'Donnell, F. R.	PB94114725	1993	112 pages
Guideline on Air Quality Models (Revised).	PB86245248	1986	142 pages
Guideline on Air Quality Models (Revised): Appendix W of 40 CFR Part 51 (Supplement B).	PB93213213	1993	154 pages
Interagency Workgroup on Air Quality Modeling (IWAQM). Phase 2. Summary Report and Recommendations for Modeling Long Range Transport Impacts. Irwin, J. S.	PB99121089	1998	166 pages
Physical and Numerical Modeling of ASD Exhaust Dispersion Around Houses. Neff, D. E; Meroney, R. N; El-Badry, H.	PB94188117	1994	234 pages
EPA Publications Bibliography: Quarterly Abstract Bulletin. October-December 1994.	PB94904204	1994	412 pages