Search Frequent Questions

Displaying 1 - 15 of 23 results

• 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…

  • Last published: July 10, 2024

• 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…

  • Last published: August 2, 2024

• 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…

  • Last published: October 23, 2024

• If a certified renovator is an employee of the certified firm, can the firm maintain all required records (those required of the firm and of the certified renovator); understanding that the certified renovator must also keep a copy of his certification as well as employee training records/documentation on the jobsite?

  Answer: The renovation firm is the entity responsible for retaining and making available to EPA all records necessary to demonstrate compliance with the RRP Rule for a period of three years following completion of the renovation. The certified renovator is responsible for preparing the records demonstrating that the renovation was…

  • Last published: November 19, 2024

• What sources make up the Tier 1 categories used in the emissions trends?

  Tier 1 categories are assigned by source classification codes (SCCs) that are the most specific processes available in the NEI. The latest SCC list with the Tier 1 assignments can be downloaded from the EPA SCC website in Comma Separate Values (CSV) format.

  • Last published: May 1, 2024

• What is the cause of the large decrease in electric utility emissions, particularly sulfur dioxide, starting in 1995?

  SO2 emissions reductions from utilities during this time are primarily attributed to the impacts of the acid rain program. As described on EPA’s Acid Rain Program web page, Phase 1 of this program began in 1995 and affected 263 units at 110 most coal-burning electric utility plants in 21 eastern…

  • Last published: May 1, 2024

• 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…

  • Last published: July 10, 2024

• 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…

  • Last published: October 10, 2024

• Under the RRP Rule, can the required records and documentation be stored electronically rather than as paper copies?

  Answer: Yes. The renovation firm is responsible for retaining and making available to EPA all records necessary to demonstrate compliance with the Lead Renovation, Repair, and Painting (RRP) Rule for a period of three years following completion of the renovation. The RRP Rule does not specify the format in which…

  • Last published: November 19, 2024

• 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…

  • Last published: December 19, 2024

• Under the RRP Rule, can the certified renovator comply with the rules by keeping records regarding his certification and employee training electronically, provided he can display them on a hand held device or laptop on the job site?

  Yes. The Lead Renovation, Repair, and Painting (RRP) Rule does not specify the format in which these documents must be kept, but they must be available at the work site. Documents are not available if they cannot be viewed. Certified renovators must have with them at the work site copies…

  • Last published: November 19, 2024

• 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…

  • Last published: December 19, 2024

• 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…

  • Last published: December 19, 2024

• 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…

  • Last published: March 20, 2024

• How do I output rates by VSP bin?

  See More Frequent Questions about MOVES and Related Models . MOVES does not output rates by VSP bin. MOVES output provides emission inventories (in units of mass or total energy) or (for running exhaust) emission rates by speed bin (in units mass or energy per distance, such as g/mile). For…

  • Last published: June 4, 2024