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  • Are wetlands included in the definition of "environmental receptors"?

    No. EPA has defined environmental receptors as natural or state parks, forests, or monuments; officially designated wildlife sanctuaries, preserves, refuges, or areas; and Federal wilderness areas, that are easily identified on local U.S. Geological survey maps (40 CFR §68.3). Therefore, wetlands would not be reported in the hazard assessment under…

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  • Submitting a partial RMP

    Can a facility submit a partial risk management plan (RMP) (e.g., using the predictive filing option) and then update the plan when all elements of the RMP can be implemented? No. Facilities should not attempt to submit partial risk management plans (the RMP*eSubmit software will not allow incomplete RMPs to…

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  • Do I have to include on-site incidents in my accident history?

    If I have a large on-site incident, but no offsite impact, would I have to report it in the five-year accident history? It would depend on whether you have onsite deaths, injuries, or significant property damage. You could have a large accident without any of these consequences (e.g., a large…

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  • Amounts of regulated substances in a delivery truck's tank

    My stationary source has a process that contains a maximum of 4,000 lbs. of a regulated substance that has a 5,000 lb. threshold quantity. When the level of the regulated substance in the process reaches 1,000 lbs., a delivery truck comes on site and connects to the process to replenish…

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  • Are chemicals in a tank car exempt from threshold determinations under 40 CFR Part 68?

    The definition of stationary source does not apply to transportation, including storage incident to transportation (40 CFR Section 68.3). Are chemicals in a tank car (e.g., tanker truck or rail car) therefore exempt from threshold determination? The chemicals in the tank car are exempt only if the tank car is…

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  • Are motor fuels exempt from threshold determination?

    Are motor fuels (e.g., gasoline and diesel fuel) exempt from threshold determination? EPA provided a specific exemption from threshold determination for regulated flammable substances in gasoline used as fuel for internal combustion engines. This exemption applies solely to gasoline. However, there is a general exemption from threshold determination for regulated…

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  • Are the risk management program requirements applicable to federal facilities?

    Yes. The requirements at 40 CFR Part 68 are applicable to an owner or operator of a stationary source that has more than a threshold quantity of a regulated substance in a process (40 CFR §68.10(a)). The definition of stationary source includes buildings, structures, equipment, installations, or substance emitting stationary…

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  • Amounts of chlorine present in sodium hypochlorite

    Must the amount of chlorine present in sodium hypochlorite be considered when determining whether a process is subject to the Risk Management Program regulations in 40 CFR Part 68? No. The risk management program regulations apply only to processes that contain more than a threshold quantity of one of the…

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  • Is replacing a process tank considered a modification?

    If an RMP covered facility replaces a storage tank that is a covered process with a new tank containing the same regulated substance, is this considered to be a modification of an existing process, or a new process? Assuming the new tank contains the same substance and occupies the same…

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  • CAMEO Training Opportunities

    Where can I find CAMEO training opportunities? Information on CAMEO training and events is available at the EPA CAMEO website.

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  • Time Frame to Submit RMP Emergency Contact Information Changes

    How much time does the owner or operator of a stationary source have to submit a correction to a Risk Management Plan when the emergency contact information changes? The Risk Management Plan (RMP) regulations require an owner or operator of a stationary source to correct their RMP within one month…

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  • Worst-case Scenario for Flammable Mixtures

    For the risk management program, where the concentration of the regulated flammable substance in the mixture is one percent or more by weight of the mixture, the entire weight of the mixture must be applied toward the 10,000 pound threshold quantity for the flammable substance unless the owner or operator…

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  • Did the Risk Management Program final rule affect the List Rule?

    Did the Risk Management Program final rule ( 61 FR 31668 ; June 20, 1996) change or affect the January 31, 1994, List of Regulated Substances and Threshold Quantities final rule (59 FR 4478; January 31, 1994)? No. The Risk Management Program final rule did not alter the 1994 "List…

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  • Is underground storage included in the definition of a process?

    Would underground storage of a regulated substance listed at 40 CFR §68.130 subject a stationary source owner or operator to the risk management program regulations? If more than a threshold quantity of a regulated substance is present in a process at a stationary source, the owner or operator of that…

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  • No Procedure for Requesting RMP Five-Year Review Extension

    The Risk Management Program (RMP) regulations require the owner or operator of a stationary source to revise and update the source's RMP at least once every five years from the date of its initial submission or most recent full update (§68.190(b)). Is there a procedure for obtaining an extension to…

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