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Remove all filtersDisplaying 1 - 15 of 17 results
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How do the different parts of particulate matter (PM) fit together?
The various parts of PM in the NEI are related as follows. PM10-FIL > PM25-FIL because PM10-FIL includes PM25-FIL PM25-PRI = PM25-FIL + PM-CON This equation only applies at the process level. Because some sources only can report PM2.5 (due to test method differences), this equation does not apply to…
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How does PM2.5 relate to PM species such as EC, OC, SO4, NO3, PMFINE, and DIESEL-PM25?
Primary PM2.5 estimates are speciated into the five PM species in the NEI: elemental (black) carbon (EC), organic carbon (OC), nitrate (NO3), sulfate (SO4), and the remainder of PM25-PRI (PMFINE). Diesel engine PM25-PRI and PM10 emissions are also labeled as DIESEL-PM25 and DIESEL-PM10 for mobile source diesel engines. For all…
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Who is responsible for controlling dust and debris from renovation waste once the waste container or truck used to transport the waste leaves the renovation site?
When a renovation firm transports waste from renovation activities, the firm must contain the waste to prevent release of dust and debris. The Lead Renovation, Repair and Painting (RRP) Rule does not address the responsibilities of other entities. EPA recommends consulting with state and local waste disposal authorities to learn…
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Can you explain who has authority over the active mine vs the Superfund site?
The Montana Department of Environmental Quality has regulatory authority over the active mine. EPA is the lead agency for the Silver Bow Creek/Butte Area Superfund Site and works in consultation with MDEQ to ensure the cleanup of the Site.
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For purposes of cleaning the work area following a renovation, is the interior floor of a garage considered interior or exterior space?
In general, the interior floor of a garage is considered an interior space for purposes of post-renovation cleanup. EPA recognizes the fact that it may occasionally be impossible for firms to meet all of the cleaning and verification requirements under the Rule for garage floors such as those that are…
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If a renovator uses the required practices to remove containment and clean a work area, then performs successful cleaning verification, can the project then be done using uncertified workers and without work practices required by the RRP Rule?
Yes, as long as the balance of the project can be completed without disturbing a painted surface. Question Number: 23002-18385 Find a printable PDF copy of all frequent questions pertaining to lead .
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What is included in the emissions “Tiers”?
The Tiers are assigned by a Source Classification Code (SCC), which has the most detail about the emissions processes that generate the emissions. The full list of SCCs, their associated Tiers, and the SCC descriptions is available online at https://ofmpub.epa.gov/sccwebservices/sccsearch/ .
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My firm is replacing windows on a pre-1978 home. The homeowner already scraped and repainted their house but did not follow lead-safe work practices, leaving paint chips scattered throughout the landscaping. How best should I proceed?
A firm working on a property that is already contaminated with paint chips, dust, debris and residue must proceed by containing the work area for the renovation, and complying with all cleaning requirements under the Lead Renovation, Repair and Painting (RRP) Rule for that work area. Paint chips, dust, debris…
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Under the RRP Rule, do paint chips and debris need to be removed from protective sheeting even if such chips and debris can be effectively contained by the sheeting or the sealed container the sheeting is contained in for disposal?
Yes. After the renovation has been completed, the firm must clean the work area until no dust, debris, or residue remains. The first cleaning step required by the Lead Renovation, Repair, and Painting (RRP) Rule is to collect all paint chips and debris and, without dispersing any of it, seal…
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When waste from renovations has been removed from the work area and placed in on-site storage, may the waste be stored in a covered waste container or must it all be bagged for disposal?
Properly implemented, either option can meet the requirements of the Lead Renovation, Repair and Painting (RRP) Rule . At the conclusion of each work day and at the conclusion of the renovation, waste that has been collected from renovation activities must be stored under containment, in an enclosure, or behind…
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What does an annual emissions value in the NEI represent (one year or multiple years)?
The NEI provides total annual emissions for a single year.
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What are the units of NEI emissions data?
NEI emissions values represent total annual emissions for the inventory reporting year. Criteria air pollutants and precursors (CAPs) are reported in short tons per year , and hazardous air pollutants (HAPs) are reported in lbs per year .
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What is the definition of VOC?
There is a regulatory definition of VOC. It is found in 40 CFR 51.100. CFR - code of federal regulations. The definition relates to the intent and requirements of the Clean Air Act. Excerpt from “Volatile Organic Compounds” Definition per 40 CFR Part 51.100(s): " Volatile organic compounds (VOC) means…
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What does "NEC" stand for in the emissions sectors?
NEC means “not elsewhere classified” and includes SCCs that are not assigned to any of the other specific industrial process sectors. If you look at the SCC code table available at the SCC web site and filter on the Sector name that includes “NEC”, you can see the type of…
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Are components removed from the home to be cleaned up and reused subject to the waste handling requirements in the rule?
Answer : While components to be reused rather than disposed of are not considered waste for the purposes of the Lead Renovation, Repair, and Painting (RRP) Rule , it is likely that, even if they do not contain lead-based paint, they are contaminated with dust or debris from the project…
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