Pennsylvania Funds Study of Abandoned Gas Wells
Researchers will analyze 27,000 legacy sites to help the state prioritize urgent well-plugging operations.
Updated on Oct. 27, 2026 in Environmental

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The Pennsylvania Department of Environmental Protection has awarded Penn State University a $2.4 million grant to investigate the environmental and health impacts of abandoned gas wells. This research aims to assess sites across the state for hazardous chemical leakage.
Why it matters
Understanding the specific risks posed by thousands of legacy wells allows the state to prioritize remediation efforts. This study aims to refine assessment tools for future well-plugging operations.
Researchers are deploying a multidisciplinary team to sample air, groundwater, and soil for hazardous chemicals near abandoned well sites. The data will be used to calibrate an existing pre-plugging assessment tool designed to quantify well risk.
The players
Pennsylvania Department of Environmental Protection
The state agency responsible for overseeing environmental quality and managing natural resource remediation.
Penn State University
A public research institution currently leading the analysis of hazardous chemical migration from legacy infrastructure.
U.S. Department of the Interior Orphaned Wells Program Office
The federal office providing the funding for the state-level investigation.
The details
The research team will analyze subsurface and atmospheric samples to determine how effectively legacy well casings contain chemical contaminants. By evaluating the integrity of these sites, the team will improve the precision of the state’s pre-plugging assessment tool—a diagnostic instrument used to rank wells for decommissioning based on environmental hazard. These findings will determine which of the state’s 27,000 orphaned sites require immediate intervention.
Timeline
October 27, 2026: Official announcement of the $2.4 million research grant.
The Tech Race
This project integrates into the federal initiative to identify and secure thousands of aging well sites nationwide. It follows established state efforts to modernize how hazardous legacy infrastructure is monitored and decommissioned.
Public interest groups and residents living near abandoned wells will eventually gain access to study results via a forthcoming data portal. Researcher Jennifer Baka will lead local public meetings to discuss the findings as the study progresses.
The takeaway
The study aims to create a data-driven protocol for the state to identify its highest-risk abandoned wells. Residents should monitor for the release of the public data portal to see how specific sites in their regions are categorized.
Further reading
For more on local research initiatives, visit Pennsylvania Environmental.
Source note: This article includes information reported by Onward State.
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Should your state prioritize funding to clean up abandoned industrial wells in local communities?









