Air Quality
- National Park Service (NPS) - FLAG Report Phase I — Class I modeling requirements from the Federal Land Managers.
- National Climatic Data Center (NCDC) — Purchase U.S. meteorological data.
- WebMET - Free Meteorological Data
- USGS Index of Topographic Maps
- SIRI MSDS Index
- Scorecard Chemical Profiles
- Air & Waste Management Association
- American Meteorological Society
Environmental Protection Agency
- SCRAM - Support Center for Regulatory Atmospheric Modeling
- EPA NAAQS — Current Standards
- Region 6 HHRAP — Human Health Risk Assessment Protocol
- IRIS — Integrated Risk Information System
- EPA Laws and Regulations — Includes proposed rules and current legislation before Congress.
- CFR Title 40 - Environmental Laws
- CHIEF - Clearing House for Emission Inventories and Factors
- EPA Office of Air and Radiation
- AP 42 Emission Factors — EPA Emission Factors Document
- Enviro Facts - Chemical References
Liesa Elliott, Consulting Meteorologist