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  • How Can I Reduce the Time Needed to Run the Nonroad Emission Factor Post-Processing Scripts?

    See More Frequent Questions about MOVES and Related Models . Very long run times are not unusual for Nonroad emission factor post-processing scripts, particularly with a large output database. To reduce script run time, we recommend doing the following: Reduce the size of your output database by choosing just the…

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  • How Do I get Carbon Dioxide Equivalent (CO2e) Results for Nonroad Equipment?

    See More Frequent Questions about MOVES and Related Models . CO2e is simply the combination of the pollutants that contribute to climate change adjusted using their global warming potential. This can be done manually summing the mass of the pollutants multiplied by their global warming potential factors. These are the…

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  • How Do I Get Emission Factors or Inventory Totals for Nonroad Equipment Aggregated by the Various Categories used by MOVES?

    See More Frequent Questions about MOVES and Related Models . We have included a set of post-processing scripts that take the results of a Nonroad run and generate other output options. These scripts are all available in the MOVES graphical user interface in the Post Processing pull-down menu under “Run…

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  • My firm drills a series of 1/2-inch diameter holes in sheet rock to dry it out where rooms have been flooded. Is drilling these holes a prohibited practice?

    No. The requirement for HEPA exhaust control does not apply to the use of all power tools. Specifically, HEPA exhaust control is not required when using a power drill to drill holes in sheetrock. When using a power drill with a drill bit to cut through sheetrock, the speed associated…

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  • What changes did EPA finalize to the SPCC Rule in December 2006?

    The revised rule modifies requirements for facilities with smaller oil storage capacity and specific types of oil-filled operating equipment. If a facility has 10,000 gallons or less in aggregate aboveground oil storage capacity and the facility meets the oil discharge history criteria, then an owner/operator of a facility may prepare…

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  • SPCC change in ownership

    If there is a change in ownership at a facility, can the facility operate under the same SPCC Plan without the certification from a professional engineer (PE)? If no change in procedures has been made, it may still be feasible to operate under the existing SPCC Plan. The information in…

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  • How Can I Incorporate Local Data Into My MOVES-Nonroad Run?

    See More Frequent Questions about MOVES and Related Models . We recommend not modifying the internal tables of the MOVES-Nonroad model to incorporate local data, as this can lead to unintended consequences. Instead, you can apply local activity and population data by: Executing a nonroad run in Inventory mode for…

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  • Liability of oil retailers at SPCC regulated farm

    If a farm is out of compliance of Spill Prevention, Control, and Countermeasure (SPCC) regulations and is checked by EPA and/or has a spill, is the retailer that filled the tank liable? No, EPA considers the oil tank owner responsible for lack of compliance.

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  • PE certifying a technical amendment

    Except as provided in 40 CFR §112.6 for qualified facilities, a Professional Engineer (PE) must certify all technical amendments to an existing SPCC Plan (§112.5(c)). When certifying a technical change to an existing SPCC Plan, does the PE have to inspect and certify the entire Plan or only the amended…

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  • Can N2O (nitrous oxide) Emissions be Estimated in the MOVES Nonroad Model?

    See More Frequent Questions about MOVES and Related Models . Nitrous oxide (N2O) results is not an option you can select for nonroad equipment in MOVES.

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  • How do RRP requirements apply to pressure washing? What containment and other preparation are required?

    Pressure washing is not a prohibited practice under the Lead Renovation, Repair, and Painting (RRP) Rule . Pressure washing is subject to the same containment requirements as other permissible work practices. Before beginning the renovation, the firm must isolate the work area so that no dust or debris (including in…

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  • Is a PE required to review an SPCC Plan if it has not changed?

    Under the 2002 regulations, is a PE required to review the SPCC Plans at the end of a 5-year SPCC Plan cycle if no changes have occurred at the facilities? No. It is the responsibility of the owner or operator to document the completion of a review and decide whether…

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  • PE certifying an SPCC plan in a different state

    Except as provided in 40 CFR §112.6 for qualified facilities, a licensed Professional Engineer (PE) must review and certify an SPCC Plan for it to be effective to satisfy the requirements of Part 112 (§112.3(d)). When reviewing and certifying a facility’s SPCC Plan, must the PE be licensed in the…

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  • How did EPA amend the requirements for animal fats and vegetable oils in 2006?

    In December 2006, EPA removed the following SPCC requirements for the following specific types of animal fat and vegetable oil facilities: Requirements for onshore oil production facilities (Section 112.13) Requirements for onshore oil drilling and workover facilities (Section 112.14) Requirements for offshore oil drilling, production, or workover facilities (Section 112.15)…

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  • Why in my Nonroad Results do I Have a fuelTypeID not Listed in the FuelType Table?

    See More Frequent Questions about MOVES and Related Models . The fuel types used by the nonroad part of MOVES is not located in the FuelType table. If you look in the NRFuelType table you will see that 23 is for nonroad diesel fuel and 24 is for marine diesel…

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