Client Alert: IDEM Clarifies SEA 277 Petroleum UST Corrective Action Requirements

What petroleum UST owners and operators need to know.

Senate Enrolled Act (SEA) 277 took effect July 1, 2026, introducing new statutory requirements for petroleum underground storage tank (UST) corrective action in Indiana. That same day, the Indiana Department of Environmental Management (IDEM) issued a clarification letter addressing an ambiguity KERAMIDA's Lauren Nielsen, P.E., Senior Engineer, Land Services, had raised in testimony before the Indiana General Assembly.

Under SEA 277, IDEM cannot issue a No Further Action determination, approve closure, or request certain institutional controls until it has received and reviewed an evaluation of potential remedies. That requirement is triggered whenever a "reportable quantity" of petroleum remains or may remain underground at a site. Because the term was not defined for petroleum USTs, IDEM's letter clarifies that it will use 40 CFR 280.53 and its Risk-based Closure Guide (R2) for interpretation. State Forms #55439 and #55441 have also been updated to reflect correct up-to-date citations.

Read the full breakdown here.

KERAMIDA Provides Testimony Before the Indiana General Assembly

KERAMIDA Provides Testimony Before the Indiana General Assembly

Lauren Nielsen, P.E., Senior Engineer, of KERAMIDA, testified before the House Environmental Affairs Committee of the Indiana General Assembly regarding pending environmental legislation, Senate Bill 277 (SB 277), which proposes significant amendments to Title 13 of the Indiana Code.

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KERAMIDA Develops Design Course for Purdue Civil Engineering Seniors

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KERAMIDA is helping Purdue's School of Civil Engineering to develop a first-of-its-kind Senior Design Course for the Spring 2016 Semester, focusing on the TSL Superfund Site Reuse. The outcome of the course will be a winning Conceptual Design for TSL's Reuse, which will include all the reuse elements of the TSL Superfund Site Reuse Planning Study performed by KERAMIDA and approved by the USEPA and IDEM. 

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Superfund Site Assessed for Reuse & Delisting

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KERAMIDA, representing the TERF Board, is working with the US EPA and IDEM to change a Superfund Site, the old Tippecanoe Landfill, from a locked up site to a beautiful park, and to delist it from the Superfund classification and delete it from the Superfund List. The TERF Board, KERAMIDA, and Stuart & Branigin, the Board's legal advisors, are leading the way nationally, in efforts to reuse and delist Superfund Sites that are old municipal landfills. 

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