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Displaying 406 - 420 of 2600 results

• Do I have to register to use CDX and is this a separate registration process?

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . You will have to register with CDX. (Registering with CDX is not the same as registering under regulation Section 80.1150.) Instructions are available via our Reporting for Fuel Programs web site. Question and Answer was originally posted at…

  • Last published: July 24, 2024

• Can I use clothes, towels, and bedding that I left behind in my structure?

  Yes. However, it is recommended the occupant launder clothes, towels and bedding as normal.

  • Last published: July 24, 2024

• All I do is produce corn ethanol and sell it all to X Company, which is an ethanol marketer. Do I have to do anything, or can X Company generate the RINs for me?

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Each producer of renewable fuel is responsible for generating the RINs that represent that renewable fuel. This function cannot be delegated or assigned to any other party, including a party to whom a producer sells its product. Question…

  • Last published: July 24, 2024

• Electronic Submission of Tier II Inventory Information

  Pursuant to the Emergency Planning and Community Act (EPCRA) Section 312, facilities must submit by March 1st every year Tier II inventory information regarding any hazardous chemical present at their facility at any time during the previous calendar year in an amount equal to or in excess of its threshold…

  • Last published: July 25, 2024

• What is the debate on radon?

  There is no debate about radon being a lung carcinogen in humans. All major national and international organizations that have examined the health risks of radon agree that it is a lung carcinogen. The scientific community continues to conduct research to refine our understanding of the precise number of deaths…

  • Last published: July 25, 2024

• How is the AQI calculated?

  Refer to the AQI Technical Assistance Document for equations on how to calculate the AQI from pollutant concentration. Return to Frequent Questions about AirData

  • Last published: July 25, 2024

• Change of Ownership

  If a facility that is subject to the risk management program regulations in 40 CFR Part 68 is sold to another owner, is the facility required to make a correction or a full update of its risk management plan (RMP)? If there are no changes in the covered operations at…

  • Last published: July 30, 2024

• Does the chlorine listing apply only to gaseous forms of chlorine?

  There is no qualifier attached to the listing for chlorine (40 CFR §68.130). The listing, therefore, applies to chlorine (CAS number 7782-50-5), regardless of physical state.

  • Last published: July 30, 2024

• If laboratory chemicals are stored outside the laboratory, are they exempt from threshold determination?

  Under 40 CFR Part 68, for the purpose of determining whether more than a threshold amount of a regulated substance is present at a stationary source, certain exemptions may apply. One such exemption is provided for "activities in laboratories" (40 CFR §68.115(b)(6)). If laboratory chemicals are stored outside the laboratory…

  • Last published: July 30, 2024

• Calculating thresholds for toxic substances with concentration qualifiers

  Several toxic substances are listed as regulated substances under 40 CFR §68.130 with concentration qualifiers (e.g., "conc 37% or greater"). What does this concentration mean? When determining whether a threshold amount of these substances exists in a process, should I consider the weight of the entire solution, or simply the…

  • Last published: July 30, 2024

• Is there an exemption for the atmospheric storage of flammables?

  Under OSHA's Process Safety Management Standard, an exemption is provided for atmospheric storage of flammables. Has EPA included this exemption under the risk management program regulations? No. There is no exemption from the risk management program requirements for atmospheric storage of flammable substances because the list of regulated flammable substances…

  • Last published: July 30, 2024

• How did the January 6, 1998, final rule affect the definition of stationary source?

  How did the January 6, 1998, final rule ( 63 FR 640 ) affect the definition of stationary source, as it relates to the transportation exemption? The January 6, 1998 final rule amended the regulatory definition of stationary source by removing previous references to "active shipping papers" and "temporary storage"…

  • Last published: July 30, 2024

• Hydrochloric acid and hydrogen chloride listed separately

  Why are hydrochloric acid and hydrogen chloride listed separately in the list of regulated substances at 40 CFR §68.130? The aqueous form (hydrochloric acid) and the anhydrous form of this chemical (hydrogen chloride) have been assigned different thresholds.

  • Last published: July 30, 2024

• Must separate amounts of regulated substances be aggregated for threshold determinations?

  Drums containing regulated substances (listed in 40 CFR §68.130) are stored in several separate locations at a stationary source and there is no possibility that an accidental release in any of the individual storage areas would impact any of the other storage areas. Must the overall amount of the regulated…

  • Last published: July 30, 2024

• 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