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  • Accidental releases from non-covered processes

    Should the owner or operator include accidental releases from processes containing listed substances below the threshold quantity in the five-year accident history required under the hazard assessment provisions of 40 CFR Part 68, Subpart B, and in the incident investigation requirements under 40 CFR Part 68, Subparts C and D…

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  • Do I have to report accidents that resulted in medical treatment?

    I had a release where several people were treated at the hospital and released; they attributed their symptoms to exposure. We do not believe that their symptoms were in fact the result of exposure to the released substance. Do we have to report these as offsite impacts? Yes, you should…

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  • Visit and examination requirements for SPCC self-certification

    Pursuant to 40 CFR §112.6, the owner or operator of a facility that meets the criteria in §112.3(g) for either a Tier I or Tier II qualified facility may self-certify the facility's SPCC Plan. As part of the self-certification, the owner or operator must certify that he or she has…

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  • Where can I download hourly emissions data from continuous monitoring?

    Hourly emissions data files are available from the Clean Air Markets Division of EPA, collected as part of 40 CFR Part 75. The download location has changed in February, 2023. The new location is https://campd.epa.gov/data/bulk-data-files . Once on this new site, use the menu (at the left) and the Keyword…

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  • What is the definition of "offsite property damage?"

    I am working on the five-year accident history portion of the hazard assessment under the RMP. Section 68.42(a) tells me to include "all accidental releases from covered processes that resulted in deaths, injuries, or significant property damage on site, or known offsite deaths, injuries, evacuations, sheltering in place, property damage…

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  • When does the accident history's five-year period begin?

    The hazard assessment requirements under 40 CFR Part 68, Subpart B include provision of a five-year accident history, as specified at §68.42. When does the five-year period to be reported in the accident history begin? The five-year accident history must include information on all accidental releases from covered processes meeting…

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  • What is the definition of injury?

    Under the hazard assessment requirements of 40 CFR Part 68, Subpart B, an owner or operator must document a five-year accident history including all accidental releases from covered processes that resulted in deaths, injuries, or significant property damage on site, or known offsite deaths, injuries, evacuations, sheltering in place, property…

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  • Do Program Level 1 processes need to do five-year accident histories?

    What is the relationship between the accident history criteria for Program 1 and the five-year accident history? If my process is eligible for Program 1, do I still need to do a five-year accident history? The five-year accident history is an information collection requirement that is designed to provide data…

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  • Availability of electronic SPCC Plan template

    Part 112, Appendix G to prepare an SPCC Plan. Is the Tier I qualified facility SPCC Plan template available in an electronic version? EPA has made available electronic versions of the Tier I qualified facility Plan template to help the owner or operator of a Tier I qualified facility develop…

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  • How complete are the data in the National Emissions Inventory?

    While the goal of the National Emissions Inventory (NEI) program is to include all emissions data, there are always challenges meeting this goal. The answer about completeness of coverage of sources depends on the emissions sector and pollutant. In general, the criteria air pollutants and precursors (CAPs) are expected to…

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  • Where is more information available about emissions estimation methods used by the EPA?

    For criteria air pollutants and precursors as well as for hazardous air pollutants, the methods are described in the technical support document (TSD) for the latest National Emissions Inventory (NEI) available from the main NEI page . For greenhouse gas emissions, you can find greenhouse gas inventory methods from the…

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  • Five-Year Accident History for Non-Gas Releases

    Pursuant to 40 CFR §68.42(a), the owner or operator of a stationary source subject to the risk management program regulations must document significant accidental releases of regulated substances from a covered process in the five years prior to the submission of an initial or updated risk management plan (RMP). For…

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  • What level of off-site property damage triggers five-year accident history reporting?

    What level of off-site property damage triggers reporting? Any level of known offsite property damage triggers inclusion of the accident in the five-year accident history. You are not required to conduct a survey to determine if such damage occurred, but if you know, or could reasonably be expected to know…

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  • Do I need to report releases for processes that have shut down?

    A process involving a regulated substance had an accidental release with off-site consequences two years ago. The process has been shut down. Do I have to report anyway? No. The release does not have to be reported in your accident history. Your Risk Management Plan only needs to address operating…

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  • Are releases under prior ownership included in the five-year accident history?

    Documentation of a five-year accident history is required as part of the hazard assessment under 40 CFR Section 68.42. Should a stationary source subject to the risk management program regulations report as part of the five-year accident history any accidents that occurred when the facility was under prior ownership? Yes…

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