Search Frequent Questions
Filter By:
- Air Emissions Inventories Total results: 34
- Asbestos Total results: 141
- Butte Area/Silver Bow Creek Total results: 17
- Coronavirus (COVID-19) Total results: 33
-
East Palestine, Ohio Train Derailment
Total results: 148
- Odors and toxicity Total results: 2
- About the Cleaning Process Total results: 10
- About the East Palestine Train Derailment Total results: 13
- After Cleaning Total results: 3
- Air testing Total results: 2
- Assistance with Child Care and Pets During Cleaning Total results: 2
- Chemicals of concern and associated health impacts Total results: 8
- Eligibility Total results: 7
- Environmental Sampling and Monitoring Total results: 7
- Environmental testing results Total results: 8
- Exposure to chemicals in the air, soil and water (dioxins) Total results: 18
- Formaldehyde Total results: 1
- Impacts to the environment Total results: 1
- Livestock and pet health impacts Total results: 1
- Personal Belonging During Cleaning Total results: 6
- Physical work updates, road closures, and upcoming public meetings Total results: 3
- Prior to Cleaning Total results: 3
- Purpose Total results: 6
- Relocation Assistance Total results: 2
- Residential soil sampling and water testing Total results: 10
- Taggart Street Reopening Total results: 12
- Tax-exempt Total results: 1
- Waste disposal and containment Total results: 13
- Water Management Update Total results: 9
- Emergency Planning and Community Right-to-Know Total results: 301
- Fuel Program Total results: 693
- Great Lakes Funding Total results: 49
- Lead Total results: 401
- MOVES Total results: 57
- Norwood Landfill Site Total results: 30
- Oil Regulations Total results: 96
- Permitting Under the Clean Air Act Total results: 13
- Radiation Total results: 1
- Risk Management Program (RMP) Total results: 285
- Southeast Minnesota Groundwater Total results: 11
Displaying 31 - 36 of 36 results
-
Why do the PM2.5 emissions for the electric utilities source category jump up between 1998 and 1999?
The estimation method for PM emissions from fuel combustion sources was enhanced beginning with the 1999 National Emissions Inventory. Prior to 1999, the emissions measurement data methodology only included the filterable portion (which means the solid particle matter at elevated stack temperatures). Beginning with the 1999 NEI, both the filterable…
- Last published:
-
How do I reset my password for the Emissions Inventory System?
Instructions for resetting your password are available in the Emissions Inventory System (EIS) User’s Manual and How To’s section on “How Do I Update My Password?” Follow the instructions to reset your password.
- Last published:
-
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…
- Last published:
-
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…
- Last published:
-
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…
- Last published:
-
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…
- Last published: