You can also download the ALOHA Examples, which has three additional step-by-step fictional example scenarios.įor additional information on using ALOHA (such as frequent questions, a Level of Concern guide, and the Ask. Learning More About ALOHAįor a brief summary of the ALOHA program and its capabilities, download the ALOHA fact sheet.ĪLOHA's help topics include an example problem that you can work through to familiarize yourself with the program. Any chemical information that you have added to the chemical library will not be saved and you will need to re-enter that information.

This will replace the old application with the new one, while still maintaining all of your settings.

If you already have an older version of ALOHA: It is best to install the new ALOHA application in the same folder as your previous version. Operating systems not listed here have not been tested and are not supported.

The Macintosh version can be run on Mountain Lion (10.8), Mavericks (10.9), Yosemite (10.10), and El Capitan (10.11) operating systems. The Windows version can be run on Windows 7, Windows 8.1, and Windows 10 operating systems. Downloading ALOHAĭownload ALOHA for Windows (Version 5.4.7, Sept 2016, 7.33 MB EXE)ĭownload ALOHA for Mac (Version 5.4.7, Sept 2016, 9.63 MB DMG) additional Mac instructions The red threat zone represents the worst hazard level, and the orange and yellow threat zones represent areas of decreasing hazard. The threat zone estimates are shown on a grid in ALOHA, and they can also be plotted on maps in MARPLOT® (Mapping Application for Response, Planning, and Local Operational Tasks), Esri's ArcMap, Google Earth, and Google Maps. ALOHA can model toxic gas clouds, flammable gas clouds, BLEVEs (Boiling Liquid Expanding Vapor Explosions), jet fires, pool fires, and vapor cloud explosions. ALOHA® (Areal Locations of Hazardous Atmospheres) is the hazard modeling program for the CAMEO® software suite (Computer-Aided Management of Emergency Operations), which is used widely to plan for and respond to chemical emergencies.ĪLOHA allows you to enter details about a real or potential chemical release, and then it will generate threat zone estimates for various types of hazards.

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