Software - Utilities and Modeling

This page last reviewed November 5, 2008

This page presents software and documentation available via the California Air Resources Board Information System (CARBIS). The downloading and / or use of any software from this page and its subsequent links designates your agreement to the terms and conditions stated in the Disclaimer / Conditions of Use.


Motor Vehicle Registration Fee Program

Cost-Effectiveness Analysis Tools


Air Quality Models and Documentation

The following is a collection of modeling software and some associated documentation. Please be aware that there may be a fee for reproduction and distribution associated with some of these programs. If you have suggestions for freely-redistributable modeling software that should be listed here, please send e-mail to our helpline attendant. You may also be interested in ARB's modeling activities website and other ARB-maintained databases.
TOXICS AND PERMITTING:
California Puff Model (CALPUFF)
CALPUFF is maintained by Earth Tech, Inc. The CALPUFF system of files and documentation are located on Earth Tech's website.

http://www.src.com/index.htm

Industrial Source Complex Short Term (ISCST3) Model
ISCST3 is maintained by U.S. EPA. The ISCST3 system of files and documentation are located on U.S. EPA's website.

http://www.epa.gov/scram001/aqmindex.htm

SCREEN3 Model
SCREEN3 is maintained by U.S. EPA. The SCREEN3 system of files and documentation are located on U.S. EPA's website.

http://www.epa.gov/scram001/aqmindex.htm

T-SCREEN Screening Model
TSCREEN is maintained by U.S. EPA. The TSCREEN system of files and documentaion are located on U.S. EPA's website.

http://www.epa.gov/scram001/aqmindex.htm

California Line Source Dispersion Model (CALINE-4)
CALINE-4 is maintained by the California Department of Transportation (Caltrans). The CALINE-4 system of files and documentation are located on the Caltrans website.

http://www.dot.ca.gov/hq/env/air/index.htm

Wind Rose Plotting Program (WRPLOT)
WRPLOT is maintained by U.S. EPA. The WRPLOT files and documentation are located on U.S. EPA's website.

http://www.epa.gov/scram001/aqmindex.htm

PHOTOCHEMICAL MODELS:

California Photochemical Grid Model (CALGRID)
Comprehensive Air Quality Model with Extensions (CAMx)
SARMAP Air Quality Model (SAQM)

METEOROLOGICAL MODELS:
California Meteorological Model (CALMET)
CALMET is maintained by Earth Tech, Inc. The CALMET is part of the CALPUFF system of files which, along with documentation, are located on Earth Tech's website.

http://www.src.com/index.htm

Mesoscale Model 5 (MM5)
EMISSION INVENTORY MODELS:

Motor Vehicle Emission Inventory Model (EMFAC / MVEI7G)
Off-Road Emissions Model (OFF-ROAD)
Transportation and Land Use Programs Model (URBEMIS 2002)
Emissions Modeling System (EMS95)

MODELING SYSTEMS:

SARMAP Modeling System
Environmental Decision Support System (EDSS)
Models 3

OTHER MODELS:

Census Data Gridding Program (CDGP)
SIMPLEV Electric and Hybrid Vehicle Simulation Model

OTHER MODELING SITES:

U.S. EPA's Library of Air Quality Modeling Software


USER GUIDES:
SCREEN3 User's Guide
SCREEN3 is maintained by U.S. EPA. The SCREEN3 User's Guide is located on U.S. EPA's website.

http://www.epa.gov/scram001/aqmindex.htm

ISCST3 User's Guide

http://www.epa.gov/scram001/aqmindex.htm

T-SCREEN User's Guide
TSCREEN is maintained by U.S. EPA. The TSCREEN User's Guide is located on U.S. EPA's website.

http://www.epa.gov/scram001/aqmindex.htm

U.S. EPA's Library of Air Quality Modeling User's Guides
GUIDANCE DOCUMENTS:
Guideline on Air Quality Models
U.S. EPA's Guideline on Air Quality Models is maintained by U.S. EPA. The Guideline on Air Quality Models, Appendix W to Part 51, Federal Register, 40 CFR Ch. I (1999 Edition) is located on U.S. EPA's website.

http://www.epa.gov/scram001/aqmindex.htm

Screening Procedures for Estimating the Air Quality Impact of Stationary Sources
The Screening Procedures for Estimating the Air Quality Impact of Stationary Sources and Update are maintained by U.S. EPA. The Guides are located on U.S. EPA's website.

http://www.epa.gov/scram001/aqmindex.htm

Guideline for Regulatory Application of the Urban Airshed Model
Meteorological Monitoring Guidance for Regulatory Modeling Applications
The Meteorological Monitoring Guidance for Regulatory Modeling Applications is maintained by U.S. EPA. The Guide is located on U.S. EPA's website.

http://www.epa.gov/scram001/aqmindex.htm

U.S. EPA's Library of Modeling Support and Guidance
RESEARCH REPORTS:
WEATHER COMPUTER MODELS

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