Environmental Protection Agency (EPA).


Notice of data availability (NODA).


The Environmental Protection Agency (EPA or the Agency) is announcing the availability of new information and data pertaining to the Agency’s May 18, 2023 proposed rulemaking on the Disposal of Coal Combustion Residuals (CCR) from Electric Utilities; Legacy CCR Surface Impoundments. EPA is seeking public comment on this additional information, which may affect the Agency’s decisions as it develops a final rule. EPA is not reopening any other aspect of the proposal, the CCR regulations, or the underlying support documents that were previously available for comment.

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Comments must be received on or before December 11, 2023.


You may send comments, identified by Docket ID No. EPA–HQ–OLEM–2020–0107, by any of the following methods:

Federal eRulemaking Portal:​ (our preferred method). Follow the online instructions for submitting comments.