EnergySolutions’ Part B Permit Modifications Approved

On January 16, 2019, a notice was published to announce the approval of a modification to EnergySolutions LLC state-issued Part B permit.


The modifications involved the following changes:

  • 2018-007676: Approval of a Class 2 modification for Revisions to Attachment II-6,

Contingency Plan:  Changes include updates to exhibit drawings showing equipment locations and an additional exhibit to include propane and fuel tank locations throughout the site.

  • 2018-001895: Approval of a Class 1 modification for Revisions to Attachment II-7,

Closure Plan; Attachment II-7-1, Overall Facility Closure Cost Summary; Attachment II-7-2, Closure Cost Estimate-Mixed Waste Details; and, Attachment II-7-3, Reserve Capacity Calculations.


Questions regarding the modification or requests for review of the modification applications and related documents should be directed to EnergySolutions or the Utah Division of Waste Management and Radiation Control (DWMRC).  The documents are also available for review at the offices of EnergySolutions, which is located at 299 South Main Street, Suite 1700, in Salt Lake City, Utah.

The permittee’s compliance history during the life of the permit being modified is available from the Division contact person.


EnergySolutions operates a low-level radioactive waste management and disposal facility in Clive (Tooele County), Utah.  The facility is authorized to accept Class A low-level radioactive waste, but may not accept Class B or C waste pursuant to state law.

EnergySolutions offers customers a full range of integrated services and solutions, including nuclear operations, characterization, decommissioning, decontamination, site closure, transportation, nuclear materials management, processing, recycling, and disposition of nuclear waste, and research and engineering services across the nuclear fuel cycle.

For additional information, please contact Otis Willoughby of the Utah DWMRC at (801) 536-0200 or at or Timothy Orton of EnergySolutions at (801) 649-2000 or at