Science & Technology
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Draft Risk Evaluation for Diisobutyl Phthalate (1,2-Benzene- dicarboxylic acid, 1,2- bis-(2methylpropyl) ester) (DIBP)
EPA designated di-isobutyl phthalate - (1,2-Benzene- dicarboxylic acid, 1,2- bis-(2methylpropyl) ester) as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Draft Risk Evaluation for Dibutyl Phthalate (1,2-Benzene- dicarboxylic acid, 1,2- dibutyl ester) (DBP)
EPA designated dibutyl phthalate (1,2-Benzene- dicarboxylic acid, 1,2- dibutyl ester) as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Draft Risk Evaluation for Di-ethylhexyl phthalate - (1,2-Benzene- dicarboxylic acid, 1,2- bis(2-ethylhexyl) ester) (DEHP)
EPA designated di-ethylhexyl phthalate - (1,2-Benzene- dicarboxylic acid, 1,2- bis(2-ethylhexyl) ester) as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Top Management Challenges for EPA and CSB
Top Management Challenges Reports issued by the Office of Inspector General
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Killdeer, North Dakota Retrospective Case Study Fact Sheet
EPA conducted a retrospective case study in Killdeer, North Dakota to investigate potential impacts to drinking water resources after a known blowout of a well.
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Wise County, Texas Retrospective Case Study Fact Sheet
EPA conducted a retrospective case study in Wise County, Texas to investigate reported instances of contamination of drinking water resources in areas where hydraulic fracturing activities occurred.
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Raton Basin, Colorado Retrospective Case Study Fact Sheet
EPA conducted a retrospective case study in the Raton Basin of Colorado to investigate reported instances of contaminated drinking water resources in areas where hydraulic fracturing activities occurred.
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Southwestern Pennsylvania Retrospective Case Study Fact Sheet
Science in action fact sheet on EPA's southwestern Pennsylvania retrospective case study
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Review of State and Industry Spill Data: Characterization of Hydraulic Fracturing-Related Spills Fact Sheet
Fact Sheet of EPA Report Review of State and Industry Spill Data: Characterization of Hydraulic Fracturing-Related Spills.
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Data Reports for Retrospective Case Study in Northeastern Pennsylvania
This page includes the data reports for sampling rounds collected in Northeastern Pennsylvania conducted as part of EPA's Study of the Potential Impacts of Hydrualic Fracturing for Oil and Gas on Drinking Water Resources
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Data Reports for Retrospective Case Study in the Raton Basin, Colorado
Results from samples that were collected during multiple sampling trips beginning in fall 2011 and ending in spring 2013.
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Hydraulic Fracturing for Oil and Gas: Impacts from the Hydraulic Fracturing Water Cycle on Drinking Water Resources - Webinar Presentation
On December 16, 2016, EPA hosted public webinars on the final assessment report, "Hydraulic Fracturing for Oil and Gas: Impacts from the Hydraulic Fracturing Water Cycle on Drinking Water Resources".
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EPA Reaches Settlement with Alabama Power Company to Address Compliance with Certain Coal Ash Regulations
Case is part of EPA’s larger initiative to protect communities from coal ash contamination
EPA News Release: EPA Reaches Settlement with Alabama Power Company to Address Compliance with Certain Coal Ash Regulations
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WhAEM2000 BBM Files - Waycross, Georgia
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Waycross Quadrangle, Georgia. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Wassaw Sound, Georgia
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Wassaw Sound Quadrangle, Georgia. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Vidalia, Georgia
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Vidalia Quadrangle, Georgia. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Valdosta, Georgia
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Valdosta Quadrangle, Georgia. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Tuskegee, Georgia
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Tuskegee Quadrangle, Georgia. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Troy, Georgia
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Troy Quadrangle, Georgia. Files serve as geographic basis for groundwater modeling.