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  2. Hydrologic Modeling Community of Practice

Food Chain Models to Assess Exposures

The following food chain models were developed by the U.S. Environmental Protection Agency in conjunction with other government, academic, and commercial institutions. To find out more about a particular model, click on a hyper-linked model name in the table below. The models listed are available for download and are subject to the distribution and support policy.

Product NameOperating SystemKey WordsSupported by ORD?
ACEWin 9x, NT, 2000, XPacute, chronic, toxicity, concentration, exposureNo. 
AQUATOXWin XP, Vista, 7aquatox, simulation model, fate prediction, aquatic systems, effect on ecosystem, ecological risk assessments, aquatic ecosystemYes
BASSWin 98, NT, 2000, XPBASS, fish, bioaccumulation, population dynamics, biomass dynamics, rivers, lakes, reservoirs, assessment, fishery, management, regulatoryNo
FGETSWin 9x, NTaquatic biology, assessment, chemistry, environmental effects, metals, monitoring, NPS related, point source(s), test/analysis, toxicityNo
SERAFMMS-Excel 2003serafm, exposure, assessment, mercury, hg, surface water, pond, stream, riverYes
Web-ICEJavascript enabled browsertoxicity, acute, aquatic, terrestrial, species, exposureNo. 
WHATIFWin XP(SP2)watershed, health, fish, habitat, macro-invertebrate, biodiversity, BASS, biomass, biota, aquatic ecosystem, MAHA, CVI, hydraulic, bankfull, flow, restoration, food web, mercury, PCB, dioxinNo

Hydrologic Modeling Community of Practice

  • Modeling Products
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  • Food Chain Models
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    • About This Website
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Contact Us About Community of Practice
Contact Us About Community of Practice to ask a question, provide feedback, or report a problem.
Last updated on April 28, 2026
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