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• In the past, EPA has, with the assistance of industry trade associations, produced fuels brochures for use at retail outlets explaining new fuel programs and addressing performance and air quality issues. Is EPA planning a similar effort with respect to t

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . In November 2005, the Clean Diesel Fuel Alliance was formed. Many public and private organizations are collaborating through the Clean Diesel Fuel Alliance to facilitate the introduction of ULSD. The U.S. Department of Energy (DOE), EPA, engine, vehicle…

  • Last published: August 1, 2024

• Are the NO Values in the MOVES Output Files Actually NO (Molecular Weight 30), or is the NO Expressed as NO2 (Molecular Weight 46)?

  See More Frequent Questions about MOVES and Related Models . The NO values in all versions of MOVES2014 (and MOVES2010b) output files are expressed as NO2 (molecular weight 46). HONO and NOx are also expressed in terms of NO2.

  • Last published: July 10, 2024

• Can you explain who has authority over the active mine vs the Superfund site?

  The Montana Department of Environmental Quality has regulatory authority over the active mine. EPA is the lead agency for the Silver Bow Creek/Butte Area Superfund Site and works in consultation with MDEQ to ensure the cleanup of the Site.

  • Last published: September 26, 2024

• What is the Difference Between Extended Idling and Normal Idling? Is it Possible to get Distinct Idling Emission Output for any Vehicle Type? Can this be Done in the Emission Rate Mode, or only Inventory Mode?

  See More Frequent Questions about MOVES and Related Models . Extended idling is a distinct emission process defined as the overnight idling of long-haul trucks with sleeper cabs at truck stops and other locations during federally required downtime. During such idling periods, these engines experience unusual loads (televisions, air conditioning…

  • Last published: July 10, 2024

• How does MOVES Classify Light-Duty Trucks?

  See More Frequent Questions about MOVES and Related Models . There are two definitions used in MOVES for light duty trucks. The source use type light duty trucks (sourceTypeID values of 31 or 32) use the Federal Highway Administration (FHWA) VM-1 definition of light duty vehicles used to report vehicle…

  • Last published: July 10, 2024

• A tank truck common carrier picks up a load of ULSD at a Shell terminal and delivers it to a Flying J truckstop. The carrier only provides a transportation service, does that carrier have any registration or reporting duties?

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . No, the carrier does not have registration or reporting duties as long as taxes were assessed (in the case of highway fuel) or dye was added (in the case of NRLM) at the terminal. There are recordkeeping and…

  • Last published: August 2, 2024

• Will refiners produce No. 1 diesel fuel at 15 ppm sulfur? What other cold weather-gelling strategies are available to the end-user?

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Yes, some refiners will produce No. 1 diesel fuel. There are also various other cold-flow improver additives currently on the market as well. Question and Answer was originally posted at Questions and Answers on the Clean Diesel Fuel…

  • Last published: August 2, 2024

• Many refiners currently make a jet fuel meeting <500 ppm requirements. If refiners make a jet fuel meeting 15 ppm requirements, there may be compatibility (safety or performance) issues for jet engine manufacturers. Have these manufacturers been consulted

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . The highway and nonroad diesel programs do not require that refiners produce 15 ppm sulfur jet fuel and do not set sulfur limits for jet fuel that is not designated as motor vehicle diesel fuel. This would be…

  • Last published: August 2, 2024

• What is the Relationship Between Calendar Year, Model Year, and Age?

  See More Frequent Questions about MOVES and Related Models . Model year (modelYearID) corresponds to the year that a group of vehicles in the fleet was produced. Calendar year (yearID) is the analysis year as selected in the ‘Time Spans/Year’ panel of the MOVES GUI. For a given calendar year…

  • Last published: July 10, 2024

• If a terminal imports off-spec kerosene (higher than 15 ppm), terminal operators are planning to blend the kerosene with diesel fuel so that the ultimate diesel fuel leaving the terminal gate and entering into commerce meets the 15 ppm standard.

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . The regulations at § 80.525(d) state that kerosene that a kerosene blender adds, or intends to add, to motor vehicle diesel fuel subject to the 15 ppm sulfur standard must meet the 15 ppm sulfur standard. Section 80.521(b)…

  • Last published: July 24, 2024

• Section 80.600(a)(10) says, Any refiner or importer shall maintain copies of all product transfer documents required under §80.590. If all information required in paragraph (a)(6) of this section is on the product transfer document for a batch, then the

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Section 80.600(a)(10) first requires that product transfer documents under § 80.590 be maintained by refiners and importers. It then states that if such product transfer documents contain all the information required under paragraph (a)(6) of § 80.600 for…

  • Last published: August 2, 2024

• What is the Meaning of the MOVESScenarioID Field? What Conditions Must User-Defined MOVESScenarioIDs Meet?

  See More Frequent Questions about MOVES and Related Models . The MOVESScenarioID is merely text that is used to label the output rows resulting from a MOVES rates run and is defined in the Scale Panel of the MOVES GUI. You can enter any text you like, as long as…

  • Last published: July 10, 2024

• How are the Number of Weekdays and Weekend Days in each Month Determined in MOVES?

  See More Frequent Questions about MOVES and Related Models . For any given month, MOVES assumes that 5 out of every 7 days in the month are ‘weekdays’ and 2 out of every 7 of days in the month are ‘weekend days.’ For example, MOVES assumes that January has (5/7)*31…

  • Last published: July 10, 2024

• What is Vehicle Specific Power (VSP)?

  See More Frequent Questions about MOVES and Related Models . It is an estimate of the power demand on the engine during driving. It is calculated using the second-by-second speed values in a driving schedule, along with information about the type of vehicle being operated. The VSP is used by…

  • Last published: July 10, 2024

• My company currently sells distillate blendstocks. Can we continue to sell blendstocks given the new regulations?

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Yes, you may continue to sell blendstocks. In addition, it would also be in your best interest, for defense purposes, to identify any product that you ship. Question and Answer was originally posted at Questions and Answers on…

  • Last published: August 6, 2024