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  • What is Vermiculite?

    Vermiculite is the mineralogical name given to hydrated laminar magnesium-aluminum-iron silicate that resembles mica in appearance. All vermiculite ores contain a range of other minerals that were formed along with the vermiculite in the rock. Vermiculite ores from some sources have been found to contain asbestos minerals but asbestos is…

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  • Can MOVES Report Output in Terms of Fuel Consumption?

    See More Frequent Questions about MOVES and Related Models . Although gallons of fuel consumed are not reported by MOVES, the factors used to convert total energy consumption (a MOVES reporting option) to gallons of fuel are contained in the FuelSubtype table (energy content, reported in kilojoules per gram of…

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  • How do I use MOVES at Project Scale?

    See More Frequent Questions about MOVES and Related Models . The MOVES model can estimate emissions at national, county or project scale. Project scale is useful for estimating an individual transportation project like an intersection or transit project, but it requires detailed inputs that describing the vehicle population and activity…

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  • How Can I Determine the Effect of Speed on Vehicle Emissions?

    See More Frequent Questions about MOVES and Related Models . MOVES can be run in either “Inventory” or “Emission Rates” mode. With Emission Rates, MOVES reports emission rates for the 16 average speed bins used by MOVES for each hour of the day and additional emission rate output that may…

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  • What is the definition of a child under 6 years of age?

    Answer: A child under six years of age is a child that is less than 72 months old. Question Number: 23002-22691 Find a printable PDF copy of all frequent questions pertaining to lead .

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  • Does MOVES Incorporate Anticipated Improvements in VOC Emission Factors Resulting from Improved Fuel Economy?

    See More Frequent Questions about MOVES and Related Models . Changes in fuel consumption affect VOC emissions by reducing refueling vapor losses and spillage. Other emissions (such as sulfates) are also affected by fuel consumption. MOVES incorporates changes due to fuel economy requirements that were finalized as of the date…

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  • Can I use MOVES to Model Emissions from Vehicles in other Countries?

    See More Frequent Questions about MOVES and Related Models . The MOVES model was designed specifically to model the emissions from vehicles and equipment designed to meet emission standards in the United States. There are considerable challenges to adapting the MOVES framework to other nations, primarily around the need for…

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  • A child’s consecutive visits to a particular building (such as a hospital) can technically qualify that building as a child-occupied facility, even if the visits were an isolated event. How long does such a building remain a child-occupied facility?

    A child’s consecutive visits to a particular building (such as a hospital) can technically qualify that building as a child-occupied facility, even if the visits were an isolated or rare event. How long does such a building remain a child-occupied facility? Answer: A building, or portion of a building, is…

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  • How can I run MOVES3 for the entire U.S or for an entire year?

    See More Frequent Questions about MOVES and Related Models . The most accurate national MOVES runs are done for every county and hour and then averaged together in the output, but, depending on your intended use of the results, it’s also possible to pre-aggregate the MOVES inputs to run the…

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  • What are some uses of Vermiculite?

    Vermiculite has been used in various industries for over 80 years. It is used in the construction, agricultural, horticultural and industrial markets. Examples of products that contain vermiculite include potting soil mixes, loose fill insulation, and packing material. For more information, visit the EPA webpage: Protect Your Family from Asbestos-Contaminated…

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  • If a building contains a child-occupied facility, must all renovations in the building follow the Lead Renovation, Repair and Painting (RRP) Rule?

    Not necessarily. “Child-occupied facility’’ means a building, or portion of a building, constructed prior to 1978, visited regularly by the same child, under six years of age, on at least two different days within any week (Sunday through Saturday period), provided that each day’s visit lasts at least three hours…

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  • What are the features available on the MOVES “Advanced Features” panel, and when would I use them?

    The MOVES graphical user interface (GUI) includes a panel for “Advanced Features,” which allows modelers to edit RunSpec inputs for preaggregation options and select input databases created by MOVES tools. The panel also includes some options that are obsolete or intended only for MOVES testing and development work. Each of…

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  • Can I model emissions from Electric, Fuel-Cell, and Hybrid Vehicles and Equipment in MOVES?

    See More Frequent Questions about MOVES and Related Models . Electric vehicles and equipment do not generate tailpipe or evaporative emissions like conventional vehicles. However, these vehicles do consume energy, leading to greenhouse gas emissions, and they generate brake and tire particulate matter (PM) emissions. MOVES includes electricity as a…

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  • What is a child-occupied facility?

    Answer: A child-occupied facility is a building, or a portion of a building, constructed prior to 1978, visited regularly by the same child, under six years of age, on at least two different days within any week (Sunday through Saturday period), provided that each day's visit lasts at least three…

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  • Is MOVES the best tool for my work?

    See More Frequent Questions about MOVES and Related Models . EPA’s MOtor Vehicle Emission Simulator (MOVES) is a state-of-the-science emission modeling system that estimates emissions for U.S. mobile sources at the national, county, and project level for criteria air pollutants, greenhouse gases, and air toxics. States other than California must…

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