TRAcking Community Exposures and Releases (TRACER)

TRACER is a collaborative modeling framework developed by The University of Texas at Austin and George Mason University, with funding from the Health Effects Institute Energy (HEI Energy) to evaluate how emissions from oil and gas sources impact communities.

How Does it Work?


Define a use caseIdentify necessaryModeling resolutionEstimate emissionsAtmospheric and exposure modelingSecondsTimeYearsPointsSpaceRegionsInforms model selectionTRACER incorporates a suite of emissions estimation tools to prepare inventories that can match the spatial and temporal resolutions required from various atmospheric and exposure models

Visit the Models webpage for additional details about the TRACER framework

See how TRACER has been used to…


Figure reproduced from Graves, et al. (2025) licensed under CC-BY-NC-ND.

Figure reproduced from Chen, et al. (2026) under Creative Commons license CC BY

Figure reproduced from Modi, et al. (2024) licensed under CC-BY-NC-ND.

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