Learn the Issues
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Underground Storage Tanks (USTs)
Provides information about preventing and cleaning up releases from underground storage tanks.
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Anadarko Petroleum Corp. - Eastern Gulf of Mexico Outer Continental Shelf (OCS) Final Permit Documents Issued By EPA Region 4
Anadarko Petroleum Corp. - Phoenix Prospect Outer Continental Shelf (OCS) Final Permit Documents
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Indiana Harbor Canal
Indiana Harbor Canal PCBs removal
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Particle Pollution and Your Patients' Health
This web area will offer health care providers a broad base of information on the exposure and health effects of fine particle pollution.
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Ozone and Your Patients' Health
The short, evidence-based training course describes the health impacts of ozone pollution and provides tools to help care providers and patients.
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Clean Air Act Permitting Electronic Notice Final Rule
Clean Air Act Permitting Electronic Notice Final Rule
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Final Rule - Review of New Sources and Modifications in Indian Country
Clean Air Act Permitting Review of New Sources and Modifications in Indian Country
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Advice to Chicago Residents About Lead in Drinking Water
Chicagoans concerned about lead in their drinking water have a number of options to help reduce the amount of lead in their drinking water.
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Oneida Wastewater Treatment Plant NPDES Permit WI-0071323-4
EPA is public noticed a draft NPDES permit for the discharges from the Oneida Wastewater Treatment Plant within the boundaries of the Oneida Indian Reservation located in Oneida, Wisconsin (Outagamie County).
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Waubun Wastewater Treatment Facility NPDES Permit
documents for National Pollutant Discharge Elimination System permit in minnesota
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Air Permits Issued By EPA Region 10
Clean Air Act permits issued by EPA's Region 10 office for facilities in Alaska, Idaho, Oregon, and Washington.
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EPA Pilot Studies for Implementing New Treatment Technologies
EPA is in the process of researching emerging technologies that have the potential to reduce the cost of abandoned uranium mine cleanups. Information on these pilot studies can be found on this page.
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Where do the dust control trucks get their water that they spray on the road?
The trucks get the water from the city water supply. It’s pumped into the truck from a fire hydrant on Taggart Road.
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Can I go visit the derailment site?
No. The site will remain closed to the public until work is completed for health and safety reasons. If you missed our “Track Talk” information session on May 18, the session showed a video and several photos of progress at the site.
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Is anybody sampling State Line Lake and the pond near the derailment site?
Norfolk Southern collects daily samples from the surface water near the derailment site, north of the tracks. State Line Lake flows through a wetland area and into the surface water area where the samples are taken. The agencies are reviewing all surface water results and Norfolk’s proposed plan for characterizing…
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If I get a urine test for vinyl chloride, what does that indicate?
Urine tests show the level of thiodiglycolic acid–a break-down product of vinyl chloride. A complete lab report will show your thiodiglyocolic acid results compared to the normal range commonly found in people in the United States. But this test does not reliably indicate exposure to vinyl chloride. There are several…
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What else can cause urine to test positive for thiodiglycolic acid?
Thiodiglycolic acid is commonly found in general populations who have not been exposed to vinyl chloride. Some sources can include: Certain foods including raw onions, meat, poultry, and seafood. Some medications, including Zyrtec, and vitamins. Alcoholic beverages. Smoke, including from wood fireplaces, cooking, and cigarettes. Some household products including paints…
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What is the research workshop that National Institutes of Health (NIH) and the national academies are planning in East Palestine and the greater community?
NIH is putting plans in place to work with the National Academies of Sciences, Engineering, and Medicine to hold a workshop. The purpose of the workshop is to explore potential research priorities to understand the short- and longterm health impacts of the Norfolk Southern Train Derailment. The workshop will be…
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What are the terms used to describe the length of exposure to substances?
Acute exposure is any contact with a substance that occurs once or for up to 14 days. Intermediate exposure is contact occurring for more than 14 days but less than one year. Chronic exposure is contact occurring for longer than one year.
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What work happens after contamination under and between the train tracks is removed?
After track work is complete, additional cleanup and assessments will continue. This includes shipping solid and liquid wastes off-site, excavating in areas where rail cars were staged and scrapped, and sampling and monitoring groundwater, soil, surface water, and sediment.