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The Office of Surface Mining Reclamation and Enforcement (OSM) has approved a change to Montana’s state regulatory program regarding coal mining. This update was requested by the State of Montana following the passage of Senate Bill 365.

Why it matters: This is a technical regulatory update that provides mining companies with a specific exception for extreme weather events that exceed the intended capacity of their sediment ponds.

Who it affects

  • Coal mining operators in Montana

This action was taken by the Interior Department’s Office of Surface Mining Reclamation and Enforcement; readers should consult the Federal Register for full technical details before relying on these rules.

Agency: Interior Department, Surface Mining Reclamation and Enforcement Office
Source: Federal Register — read the official document

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