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  • While there is no renewable fuel obligation under the RFS2 program for the production or importation of conventional jet fuel, RINs can be generated for renewable jet fuel. Is that right?

    See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . As described in 80.1407, only gasoline and diesel fuels produced or imported into the U.S. are subject to the renewable fuel standards. Thus, only gasoline and diesel fuel volumes produced or imported by an obligated party factor into…

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  • Where can I find older NEI data (prior to 2008)?

    The raw data and summaries that are still available (dating back to 1990) can be obtained from the web page https://www.epa.gov/air-emissions-inventories/pollutant-emissions-summary-files-earlier-neis . Starting with 2001 data, a more limited selection of summary files are available.

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  • Are biogenic emissions included in the emissions trends Tier 1 data?

    No, the biogenic emissions are not included in the emissions trends Tier 1 data. If needed, users can add the biogenic data either as a separate Tier, or specify its inclusion in the “Miscellaneous” Tier 1 group.

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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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  • 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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  • What sources make up the Sectors or Tiers used in the emissions data summaries?

    Tier 1 and Sector 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 and Sector assignments can be downloaded from the EPA SCC website in Comma Separate Values (CSV) format.

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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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  • Where can I obtain the hourly data from Continuous Emissions Monitors (CEMs)?

    The CEM emissions data are available from the EPA Clean Air Markets Program Data website.

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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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  • Rainwater in containment system of SPCC regulated farm

    What do I do with rainwater that accumulates in my containment system for a farm regulated by the Spill Prevention, Control, and Countermeasure (SPCC) rule? Check the rainwater for any oil, and if no oil is present, this can be released. If there is oil in the water, this water…

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  • Where can I get maps and/or emissions of facility emissions data?

    The EPA provides emissions maps in two ways. First, each of the last three NEI years have a “Facility Mapping” tab available on the main NEI page for that inventory year (for example, see the 2020 NEI page). With this tool, maps can be created for one state at a…

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  • How can I get more detailed information? What measurements/sensors are used to measure emissions?

    Access the latest NEI data set . Under 'Sector Summaries - Criteria and Hazardous Air Pollutants by 60 EIS emission sectors', > choose National > for Pollutant, choose PM10 Primary and/ or PM2.5-PRI > Sector, choose all sectors >Submit Query to see results at bottom of page. Open the results…

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